CN104874265A - Intake air processing apparatus of circulating fluidized bed equipment and application method thereof - Google Patents
Intake air processing apparatus of circulating fluidized bed equipment and application method thereof Download PDFInfo
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- CN104874265A CN104874265A CN201410841754.XA CN201410841754A CN104874265A CN 104874265 A CN104874265 A CN 104874265A CN 201410841754 A CN201410841754 A CN 201410841754A CN 104874265 A CN104874265 A CN 104874265A
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Abstract
An application method of a molecular sieve drier in circulating fluidized bed equipment is disclosed. Intake air of the circulating fluidized bed undergoes deoxidation dehydration treatment by the use of the molecular sieve drier. Thus, moisture content of the intake air of the circulating fluidized bed equipment is reduced so as to raise evaporation speed of moisture in a processed material, and content of oxygen component in the intake air of the circulating fluidized bed equipment is lowered so as to solve the material oxidation problem and the dust explosion risk of a fluidized material. As the intake air processing apparatus is integrated in the circulating fluidized bed equipment, intake air which accords with technological requirements is supplied by the equipment itself. In comparison with outsourcing, the apparatus has good economical efficiency.
Description
Technical field
The present invention relates to a kind of circulating fluidised bed apparatus air intake gas treatment equipment and using method thereof, belong to recirculating fluidized bed and molecular sieve application technology field.
Background technology
Recirculating fluidized bed a kind ofly utilizes hydrodynamic device to make material dispersion form fluidisation state in a fluid and high-speed circulating flowing and then realize a kind of infant industry technology of technique object in circulating line, when fluid is gas, the composition of gas has material impact to technical process.Patent of invention 201310748462.7 discloses a kind of typical circulating fluidised bed apparatus, this invention utilizes blower fan to make material form fluidisation state and realizes dry in circulation canal in high-speed circulating flow process, pulverize, mixing, the operations such as screening, the impact of composition on this invented technology process of air intake gas is mainly manifested in following three aspects, 1, moisture in gas affects evaporation rate, 2, the oxidizing process of oxygen components scale effect material, 3, when processed material is flammable material, oxygen components excessive concentration makes fluidisation state material there is dust explosion hidden danger.Accompanying drawing 1 is an embodiment of circulating fluidised bed apparatus described in patent of invention 201310748462.7, comprise blower fan 1, malleation circulation pipe 2, material gas separating device 3, negative-pressure cyclic pipe 4 and air intake gas purification heater 5, the import 6 of air intake gas purification heater 5 is air inlets of this embodiment, material gas separating device 3 is composed in series by two sack cleaners, the air bleeding valve 7 of sack cleaner and the outlet of air bleeding valve 8 are exhaust outlets of this embodiment, and the back-flushing valve 9 on sack cleaner and the import of back-flushing valve 10 are blowback airflow inlets.
It is adopt inert gas to carry out protectiveness drying as drying medium that prior art solves the method for material problem of oxidation in dry run, the problem that this method is originated because of inert gas and be difficult to extensively use in circulating fluidised bed apparatus, and economy is also bad.
Document is had like this molecular sieve to be described: " molecular sieve refers to have uniform micropore, the class material that its aperture is suitable with general molecular size.The application of molecular sieve widely, can make highly effective drying agent, selective absorbent, catalyst, ion-exchanger etc., but uses the cost of chemical raw material synthesis of molecular sieve very high.Conventional molecular sieve is silicate or the alumino-silicate of crystalline state, be be connected by oxo bridge key by silicon-oxy tetrahedron or aluminum-oxygen tetrahedron and formed duct and the cavity system of molecular dimension size (being generally 0.3 ~ 2 nm), there is because binding molecule size and shape is different the ability of sieving the fluid molecule varied in size." gas processing device that utilizes molecular sieve to make has been widely used in the poly-operation of richness of the drying of mesohigh gas, the separation of specific components and specific components, but the utilization in the low-pressure gas of the 5000-10000 handkerchief produced at similar blower fan rarely has and sees.
Summary of the invention
Object of the present invention, have material impact for the composition of circulating fluidised bed apparatus air intake gas to technical process, the problem that existing solution economy is bad, invent a kind of circulating fluidised bed apparatus air intake gas treatment equipment, another object of the present invention, is to provide a kind of using method of circulating fluidised bed apparatus air intake gas treatment equipment.
According to a kind of mole sieve drier that can be used as circulating fluidised bed apparatus air intake gas treatment equipment of prior art design, be made up of 1# sieve container, 2# sieve container, air inlet pipeline, air outlet pipeline and regeneration branch, one end of 1# sieve container is provided with air inlet, and the other end is provided with air outlet, and 1# sieve container is built with molecular sieve and heater, and 2# sieve container is identical with 1# sieve container structure, air inlet pipeline is made up of threeway I, 1# valve, 1# arm, 2# valve, 2# arm, first mouth of threeway I is the air inlet of present device, second mouth of threeway I connects with the import of 1# valve, the outlet of 1# valve connects with the import of 1# arm, 3rd mouth of threeway I connects with the import of 2# valve, the outlet of 2# valve connects with the import of 2# arm, and 1# arm and 2# arm are also provided with regeneration branch interface, air outlet pipeline is made up of threeway II, 3# valve, 3# arm, 4# valve, 4# arm, first mouth of threeway II is the air outlet of present device, second mouth of threeway II connects with the outlet of 3# valve, the import of 3# valve connects with the outlet of 3# arm, 3rd mouth of threeway II connects with the outlet of 4# valve, and the import of 4# valve connects with the outlet of 4# arm, regeneration branch is made up of pipeline, regeneration valve I, regeneration valve II and vavuum pump, and the two ends of pipeline connect with the outlet of regeneration valve I and regeneration valve II respectively, and pipeline is also provided with exhaust outlet, and exhaust outlet connects with vavuum pump import, the air inlet of 1# sieve container connects with the outlet of air inlet pipeline 1# arm, the air outlet of 1# sieve container connects with the import of air outlet pipeline 3# arm, the air inlet of 2# sieve container connects with the outlet of air inlet pipeline 2# arm, the air outlet of 2# sieve container connects with the import of air outlet pipeline 4# arm, the regeneration valve I of regeneration branch connects with air inlet pipeline 1# arm regeneration branch interface, and the regeneration valve II of regeneration branch connects with the regeneration branch interface on air inlet pipeline 2# arm, molecular sieve in 1# sieve container and 2# sieve container has adsorbing molecular sieve to glassware for drinking water, or/and, be, to oxygen components, there is adsorbing molecular sieve, threeway I also can arrange gas supply interface, the mole sieve drier of present design adopts the regeneration of vacuum low-grade fever, when 1# sieve container is in running order, wherein molecular sieve by the moisture in gas and/or Oxygen Adsorption with the separation of the drying and/or oxygen that realize gas, simultaneously, heater in 2# molecular sieve starts, 2# sieve container is evacuated and makes wherein regenerating molecular sieve by the vavuum pump in regeneration branch, the moisture of absorption and/or specific components desorption, when molecular sieve in 1# sieve container is saturated, change the work of 2# sieve container into, regenerating molecular sieve in 1# sieve container, 1# sieve container and the so alternation repeatedly of 2# sieve container.
Realizing the technical scheme that the present invention's first object take is, air inlet mole sieve drier being received circulating fluidised bed apparatus is used as the air intake gas treatment equipment of circulating fluidised bed apparatus, utilize the moisture in mole sieve drier separation air intake air-flow and/or oxygen components, to meet the requirement of circulating fluidised bed apparatus to air intake air-flow; The air outlet of mole sieve drier is connected with the air inlet of circulating fluidised bed apparatus by airduct, and the air inlet of mole sieve drier communicates with the outer natural air of machine.
The inventive method can also realize like this, and the air inlet of described mole sieve drier is connected by airduct with the exhaust outlet of sack cleaner branch road, the threeway I of air inlet pipeline is provided with gas supply interface, and gas supply interface communicates with the outer natural air of machine; Or mole sieve drier air inlet is connected by intake stack with the exhaust outlet of sack cleaner branch road, the threeway I of air inlet pipeline is provided with gas supply interface, gas supply interface communicates with special gas source.
As a modification of the present invention, described mole sieve drier air outlet and the arm that the airduct between circulating fluidised bed apparatus air inlet is connected with blowback source of the gas supercharging device in addition, use as blowback source of the gas after the gas of mole sieve drier process being given the pressurization of blowback source of the gas supercharging device.
For realizing second object of the present invention, namely a kind of using method of circulating fluidised bed apparatus air intake gas treatment equipment is provided, so that mole sieve drier is connected on circulating fluidised bed apparatus described in patent of invention 201310748462.7 as air intake gas treatment equipment, forming with the circulating fluidised bed apparatus of air intake gas treatment equipment, the drying operation process of employing vacuum low-grade fever regeneration technology is that example illustrates, operates according to the following steps:
S1, sieve container open and-shut mode are set as: 1# sieve container is opened: the heater in 1# valve, 3# valve, regeneration valve I, 2# sieve container is in the state of unlatching, and the heater of 2# valve, 4# valve, regeneration valve II, 1# sieve container is in closed condition, 1# sieve container closes: the heater in 1# valve, 3# valve, regeneration valve I, 2# sieve container is in closed condition, and the heater of 2# valve, 4# valve, regeneration valve II, 1# sieve container is in opening;
S2, device start: after circulating fluidised bed apparatus starts, start vavuum pump, opens 1# sieve container;
S3, operation process: after device start, gas is by 1# sieve container, 1# sieve container carries out adsorption operation, 2# sieve container carries out regeneration operation, the measurement of moisture content of gas that observation air intake gas treatment equipment is discharged and oxygen components ratio, when wherein one reach setting value after, close 1# sieve container, 1# sieve container is made to carry out regeneration operation, 2# sieve container carries out adsorption operation, air intake gas treatment equipment discharge measurement of moisture content of gas and oxygen components ratio wherein one reach setting value after, open 1# sieve container, iterative cycles like this,
S4, shutdown: after operation completes, close all valves on circulating fluidised bed apparatus air intake gas treatment equipment, closes vavuum pump and shut down.
The using method of mole sieve drier of the present invention in circulating fluidised bed apparatus, mole sieve drier is utilized to carry out deoxidation processed to recirculating fluidized bed air intake gas, reduce the moisture in circulating fluidised bed apparatus air intake gas and improve the evaporation rate of moisture in institute's processing materials, the content reducing oxygen components in circulating fluidised bed apparatus air intake gas solves the problem that the problem of oxidation of material and fluidisation state material exist dust explosion hidden danger, because air intake gas treatment equipment is integrated in circulating fluidised bed apparatus, the air intake gas meeting technological requirement is supplied by equipment self, better economy compared with outsourcing.
Accompanying drawing explanation
Fig. 1 is the structure chart of patent of invention 201310748462.7 1 embodiments.
Fig. 2 is the structure chart that embodiment 1 one kinds is used as the mole sieve drier of circulating fluidised bed apparatus air intake airflow treatment device.
Fig. 3 is the structure chart of air inlet pipeline, air outlet pipeline and regeneration branch in embodiment 1.
Fig. 4 is that embodiment 2 one kinds is using natural air as air intake, with the structure chart of the circulating fluidised bed apparatus of air intake gas treatment equipment.
Fig. 5 is that embodiment 3 one kinds is using circulating fluidised bed apparatus tail gas as air intake, with the structure chart of the circulating fluidised bed apparatus of air intake gas treatment equipment.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described, but embodiment is not construed as limiting the invention.
Embodiment 1: a kind of mole sieve drier being used as circulating fluidised bed apparatus air intake airflow treatment device
See Fig. 2, Fig. 3, a kind of recirculating fluidized bed air intake gas treatment equipment, is made up of 1# sieve container 61,2# sieve container 62, air inlet pipeline 63, air outlet pipeline 64 and regeneration branch 65; One end of 1# sieve container 61 is provided with air inlet, and the other end is provided with air outlet, and 1# sieve container 61 is built with molecular sieve, and 2# sieve container 62 is identical with 1# sieve container 61 structure; Air inlet pipeline 63 is made up of threeway I 13,1# valve 12,1# arm 11,2# valve 14,2# arm 15, first mouth of threeway I 13 is air inlets 66 of present device, second mouth of threeway I 13 connects with the import of 1# valve 12, the outlet of 1# valve 12 connects with the import of 1# arm 11,3rd mouth of threeway I 13 connects with the import of 2# valve 14, the outlet of 2# valve connects with the import of 2# arm 15,1# arm 11 is also provided with on regeneration branch interface 16,2# arm 15 and is also provided with regeneration branch interface 17; Air outlet pipeline is made up of threeway II 22,3# valve 21,3# arm 20,4# valve 23,4# arm 24, first mouth of threeway II 22 is air outlets 67 of present device, second mouth of threeway II 22 connects with the outlet of 3# valve 21, the import of 3# valve 21 connects with the outlet of 3# arm 20,3rd mouth of threeway II 22 connects with the outlet of 4# valve 23, and the import of 4# valve 23 connects with the outlet of 4# arm 24; Regeneration branch is made up of pipeline 32, regeneration valve I 31, regeneration valve II 33 and vavuum pump 34, and the two ends of pipeline 32 connect with the outlet of regeneration valve I 31 and regeneration valve II 33 respectively, and pipeline 32 is also provided with exhaust outlet, and exhaust outlet connects with vavuum pump 34 import; The air inlet of 1# sieve container 61 connects with the outlet of air inlet pipeline 1# arm 11, the air outlet of 1# sieve container 61 connects with the import of air outlet pipeline 3# arm 20, the air inlet of 2# sieve container 62 connects with the outlet of air inlet pipeline 2# arm 15, the air outlet of 2# sieve container 62 connects with the import of air outlet pipeline 4# arm 24, the regeneration valve I 31 of regeneration branch connects with air inlet pipeline 1# arm 11 regeneration branch interface 16, and the regeneration valve II 33 of regeneration branch connects with the regeneration branch interface 17 on air inlet pipeline 2# arm 15.Also be provided with the electrothermal tube heated molecular sieve in the 1# sieve container 61 of the present embodiment and 2# sieve container 62,1# sieve container 61 and 2# sieve container 62 are built with molecular sieve.
Embodiment 2: a kind of using natural air as air intake, with the circulating fluidised bed apparatus of air intake gas treatment equipment
See Fig. 4, a kind of using natural air as air intake, with the circulating fluidised bed apparatus of air intake gas treatment equipment, be made up of circulating fluidised bed apparatus described in the air intake gas treatment equipment described in embodiment 1 and patent of invention 201310748462.7 and subsidiary pipeline, the air outlet 67 of air intake gas treatment equipment is connected with the air inlet 6 of circulating fluidised bed apparatus by pipeline 71, the arm 70 that pipeline 71 separates is connected with blowback source of the gas supercharging device 69, and the gas after the pressurization of blowback source of the gas supercharging device 69 is delivered to back-flushing valve by pipeline 68 and used as blowback source of the gas.
Molecular sieve in the present embodiment 1# sieve container 61 and 2# sieve container 62 has adsorbing molecular sieve to oxygen, oxygen components ratio in the circulating fluidised bed apparatus air intake air-flow of air intake gas treatment equipment process reduces greatly, the problem that in operation process, material is oxidized can be solved, when also reducing the flammable material of processing, there is the problem of dust explosion hidden danger.
Embodiment 3: a kind of using circulating fluidised bed apparatus tail gas as air intake, with the circulating fluidised bed apparatus of air intake gas treatment equipment
See Fig. 5, the present embodiment improves on embodiment 2 basis, there are 2 points in the place of improving, one is add the airduct 72 that the air-flow of being discharged by circulating fluidised bed apparatus sends into air intake gas treatment equipment air inlet between the outlet of circulating fluidised bed apparatus air bleeding valve and the air inlet 66 of air intake gas treatment equipment, two is in the threeway I 13 of air intake gas treatment equipment air inlet pipeline 63, set up gas supply interface 73, and gas supply interface 73 is connected with the outer natural air of machine.
Molecular sieve in the present embodiment 1# sieve container 61 and 2# sieve container 62 by glassware for drinking water by adsorbing molecular sieve and to oxygen have adsorbing molecular sieve in mass ratio 9:1 form.
The present embodiment is re-used as circulating fluidised bed apparatus air intake after utilizing air intake gas treatment equipment to carry out processed to the tail gas that circulating fluidised bed apparatus is discharged uses, when carrying out drying operation, air intake air-flow water content reduces and can improve evaporation rate on the one hand, exhaust temperature is generally high than room temperature air temperature on the other hand, add hot exhaust gas fewer than heating clamber wet body heat consumption, there is certain energy-saving effect.
Embodiment 4: a kind of inert gas that adopts is as the circulating fluidised bed apparatus of air intake with air intake gas treatment equipment
The present embodiment increases the inert gas feedway be connected with gas supply interface 73 and forms on enforcement 3 basis.Molecular sieve in the present embodiment 1# sieve container 61 and 2# sieve container 62 has adsorbing molecular sieve to glassware for drinking water.Material in the present embodiment complete equipment and air-flow can be accomplished not leak completely, are applicable to the operation of poisonous material.
Embodiment 5: the using method of circulating fluidised bed apparatus air intake gas treatment equipment
Illustrate for circulating fluidised bed apparatus tail gas as air intake, with the circulating fluidised bed apparatus of air intake gas treatment equipment with a kind of described in embodiment 3, operate according to the following steps:
S1, sieve container open and-shut mode is set as: 1# sieve container 61 is opened: 1# valve 12, 3# valve 21, regeneration valve I 31, heater in 2# sieve container 62 is in the state of unlatching, and 2# valve 14, 4# valve 23, regeneration valve II 33, the heater of 1# sieve container is in closed condition, 1# sieve container closes: 1# valve 12, 3# valve 21, regeneration valve I 31, heater in 2# sieve container 62 is in closed condition, and 2# valve 14, 4# valve 23, regeneration valve II 33, the heater of 1# sieve container 21 is in opening,
S2, device start: after circulating fluidised bed apparatus starts, start vavuum pump 34, opens 1# sieve container 61;
S3, operation process: after device start, gas is by 1# sieve container 61, 1# sieve container 61 carries out adsorption operation, 2# sieve container 62 carries out regeneration operation, observe measurement of moisture content of gas and the oxygen components ratio of the discharge of circulating fluidised bed apparatus air intake gas treatment equipment, when wherein one reach setting value after, close 1# sieve container 61, 1# sieve container 61 is made to carry out regeneration operation, 2# sieve container 62 carries out adsorption operation, circulating fluidised bed apparatus air intake gas treatment equipment discharge measurement of moisture content of gas and oxygen components ratio wherein one reach setting value after, open 1# sieve container 61, iterative cycles operation like this,
S4, shutdown: after operation completes, close all valves on circulating fluidised bed apparatus air intake gas treatment equipment, closes vavuum pump 34 and shut down.
Claims (5)
1., according to a kind of mole sieve drier that can be used as circulating fluidised bed apparatus air intake gas treatment equipment of prior art design, be made up of 1# sieve container, 2# sieve container, air inlet pipeline, air outlet pipeline and regeneration branch, one end of 1# sieve container is provided with air inlet, and the other end is provided with air outlet, and 1# sieve container is built with molecular sieve and heater, and 2# sieve container is identical with 1# sieve container structure, air inlet pipeline is made up of threeway I, 1# valve, 1# arm, 2# valve, 2# arm, first mouth of threeway I is the air inlet of present device, second mouth of threeway I connects with the import of 1# valve, the outlet of 1# valve connects with the import of 1# arm, 3rd mouth of threeway I connects with the import of 2# valve, the outlet of 2# valve connects with the import of 2# arm, and 1# arm and 2# arm are also provided with regeneration branch interface, air outlet pipeline is made up of threeway II, 3# valve, 3# arm, 4# valve, 4# arm, first mouth of threeway II is the air outlet of present device, second mouth of threeway II connects with the outlet of 3# valve, the import of 3# valve connects with the outlet of 3# arm, 3rd mouth of threeway II connects with the outlet of 4# valve, and the import of 4# valve connects with the outlet of 4# arm, regeneration branch is made up of pipeline, regeneration valve I, regeneration valve II and vavuum pump, and the two ends of pipeline connect with the outlet of regeneration valve I and regeneration valve II respectively, and pipeline is also provided with exhaust outlet, and exhaust outlet connects with vavuum pump import, the air inlet of 1# sieve container connects with the outlet of air inlet pipeline 1# arm, the air outlet of 1# sieve container connects with the import of air outlet pipeline 3# arm, the air inlet of 2# sieve container connects with the outlet of air inlet pipeline 2# arm, the air outlet of 2# sieve container connects with the import of air outlet pipeline 4# arm, the regeneration valve I of regeneration branch connects with air inlet pipeline 1# arm regeneration branch interface, and the regeneration valve II of regeneration branch connects with the regeneration branch interface on air inlet pipeline 2# arm, molecular sieve in 1# sieve container and 2# sieve container has adsorbing molecular sieve to glassware for drinking water, or/and, be, to oxygen components, there is adsorbing molecular sieve, threeway I also can arrange gas supply interface, the mole sieve drier of present design adopts the regeneration of vacuum low-grade fever, when 1# sieve container is in running order, wherein molecular sieve by the moisture in gas and/or Oxygen Adsorption with the separation of the drying and/or oxygen that realize gas, simultaneously, heater in 2# molecular sieve starts, 2# sieve container is evacuated and makes wherein regenerating molecular sieve by the vavuum pump in regeneration branch, the moisture of absorption and/or specific components desorption, when molecular sieve in 1# sieve container is saturated, change the work of 2# sieve container into, regenerating molecular sieve in 1# sieve container, 1# sieve container and the so alternation repeatedly of 2# sieve container,
A kind of recirculating fluidized bed air intake gas treatment equipment, it is characterized in that: air intake gas treatment equipment air inlet mole sieve drier being received circulating fluidised bed apparatus being used as circulating fluidised bed apparatus, utilize the moisture in mole sieve drier separation air intake air-flow and/or oxygen components, to meet the requirement of circulating fluidised bed apparatus to air intake air-flow; The air outlet of mole sieve drier is connected with the air inlet of circulating fluidised bed apparatus by airduct, and the air inlet of mole sieve drier communicates with the outer natural air of machine.
2. a kind of recirculating fluidized bed air intake gas treatment equipment according to claim 1, it is characterized in that: the air inlet of described mole sieve drier is connected by airduct with the exhaust outlet of sack cleaner branch road, the threeway I of air inlet pipeline is provided with gas supply interface, gas supply interface communicates with the outer natural air of machine.
3. a kind of recirculating fluidized bed air intake gas treatment equipment according to claim 1, it is characterized in that: described mole sieve drier air inlet is connected by intake stack with the exhaust outlet of sack cleaner branch road, the threeway I of air inlet pipeline is provided with gas supply interface, gas supply interface communicates with special gas source.
4. a kind of recirculating fluidized bed air intake gas treatment equipment according to claim 1 or 2 or 3, it is characterized in that: described mole sieve drier air outlet with the airduct between circulating fluidised bed apparatus air inlet has the arm be connected with blowback source of the gas supercharging device, for the gas of mole sieve drier process is given blowback source of the gas supercharging device pressurization after use as blowback source of the gas.
5. the using method of a recirculating fluidized bed air intake gas treatment equipment, so that mole sieve drier is connected on circulating fluidised bed apparatus described in patent of invention 201310748462.7 as air intake gas treatment equipment, forming with the circulating fluidised bed apparatus of air intake gas treatment equipment, the drying operation process of employing vacuum low-grade fever regeneration technology is that example illustrates, operates according to the following steps:
S1, sieve container open and-shut mode are set as: 1# sieve container is opened: the heater in 1# valve, 3# valve, regeneration valve I, 2# sieve container is in the state of unlatching, and the heater of 2# valve, 4# valve, regeneration valve II, 1# sieve container is in closed condition, 1# sieve container closes: the heater in 1# valve, 3# valve, regeneration valve I, 2# sieve container is in closed condition, and the heater of 2# valve, 4# valve, regeneration valve II, 1# sieve container is in opening;
S2, device start: after circulating fluidised bed apparatus starts, start vavuum pump, opens 1# sieve container;
S3, operation process: after device start, gas is by 1# sieve container, 1# sieve container carries out adsorption operation, 2# sieve container carries out regeneration operation, the measurement of moisture content of gas that observation air intake gas treatment equipment is discharged and oxygen components ratio, when wherein one reach setting value after, close 1# sieve container, 1# sieve container is made to carry out regeneration operation, 2# sieve container carries out adsorption operation, air intake gas treatment equipment discharge measurement of moisture content of gas and oxygen components ratio wherein one reach setting value after, open 1# sieve container, iterative cycles like this,
S4, shutdown: after operation completes, close all valves on circulating fluidised bed apparatus air intake gas treatment equipment, closes vavuum pump and shut down.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112007470A (en) * | 2019-05-29 | 2020-12-01 | 株式会社西部技研 | Drying room for gas replacement |
| CN115382361A (en) * | 2022-08-23 | 2022-11-25 | 中国原子能科学研究院 | Gas drying method and system |
-
2014
- 2014-12-30 CN CN201410841754.XA patent/CN104874265A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112007470A (en) * | 2019-05-29 | 2020-12-01 | 株式会社西部技研 | Drying room for gas replacement |
| CN115382361A (en) * | 2022-08-23 | 2022-11-25 | 中国原子能科学研究院 | Gas drying method and system |
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Inventor after: Yang Yusheng Inventor after: Jia Ping Inventor before: Jia Ping |
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Effective date of registration: 20160317 Address after: 675200 old dam area, Longchuan Town Industrial Zone, Nanhua County, Chuxiong Yi Autonomous Prefecture, Yunnan Applicant after: SOUTH CHINA NEW CENTURY BIOLOGICAL ENGINEERING CO., LTD. Address before: 650200, Kunming District, Yunnan District, Yinhai, Guandu district 15, 1 units, 6 floor, Room 601 Applicant before: KUNMING TEKANG TECHNOLOGY CO., LTD. |
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