CN109201338A - A kind of oil extraction heating device of electrostatic cleaning equipment - Google Patents
A kind of oil extraction heating device of electrostatic cleaning equipment Download PDFInfo
- Publication number
- CN109201338A CN109201338A CN201811169373.6A CN201811169373A CN109201338A CN 109201338 A CN109201338 A CN 109201338A CN 201811169373 A CN201811169373 A CN 201811169373A CN 109201338 A CN109201338 A CN 109201338A
- Authority
- CN
- China
- Prior art keywords
- oil
- heating pipe
- cleaning equipment
- heating device
- electrostatic cleaning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 91
- 238000004140 cleaning Methods 0.000 title claims abstract description 30
- 238000000605 extraction Methods 0.000 title claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims 1
- 239000003517 fume Substances 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 7
- 230000000903 blocking effect Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000010411 cooking Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000006233 lamp black Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/74—Cleaning the electrodes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/88—Cleaning-out collected particles
Landscapes
- Electrostatic Separation (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses a kind of oil extraction heating devices of electrostatic cleaning equipment, including shell, lower end surface inside the housing is equipped with oil scupper and oil discharge outlet, oil discharge outlet is connected to oil scupper, and oil-drain pipe is connected on oil discharge outlet, heating pipe is equipped in oil scupper, heating pipe is connected with hot water supply module, by the way that heating pipe is arranged in the oil scupper of the outer casing bottom of fume purifier of fume, and heating pipe connects hot water supply module, power is provided by the water pump on heating pipe, so that the water in heating pipe forms circulation, and water heat release at heating pipe, it is heated at hot water supply module, keep the heat of water, achieve the effect that the greasy dirt continuous heating in oil scupper, greasy dirt is avoided to condense, so that greasy dirt also can normally be discharged in cold environment.
Description
Technical field
The present invention relates to cooking fume control equipment field, in particular to a kind of oil extraction heating device of electrostatic cleaning equipment.
Background technique
It is more common for Electric field oil fume purifier in present industry lampblack cleaning equipment, work is made by electric field
Greasy dirt and dust in industry exhaust is charged, and then is attracted on honeycomb electrostatic cleaner, and greasy dirt is net along honeycomb electrostatic
Change bottom and discharge that device flows to oil fume purifier.And existing oil fume purifier, greasy dirt heating equipment is not equipped at oil extraction,
Therefore, when oil fume purifier works in colder environment, greasy dirt is attracted to honeycomb electrostatic cleaner and flows to fume purifying
During the bottom discharge of device, the reduction temperature (losing the heat having in industrial exhaust gas) of greasy dirt slowly, and then generate oil
Dirt condensation phenomenon, influences the discharge of greasy dirt, and oil discharge outlet blocking is also resulted in when serious, and greasy dirt can not be discharged.
As it can be seen that the prior art could be improved and improve.
Summary of the invention
Place in view of above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide a kind of rows of electrostatic cleaning equipment
Oil heating unit, it is intended to solve to be easy to produce greasy dirt condensation when cooking fume control equipment works at low ambient temperatures in the prior art now
As, influence greasy dirt discharge the problem of.
In order to achieve the above object, this invention takes following technical schemes:
A kind of oil extraction heating device of electrostatic cleaning equipment, including shell, lower end surface inside the housing be equipped with oil scupper and
Oil discharge outlet, oil discharge outlet are connected to oil scupper, and oil-drain pipe is connected on oil discharge outlet, are equipped with heating tube in the oil scupper
Road, heating pipe are connected with hot water supply module.
In the oil extraction heating device of the electrostatic cleaning equipment, the oil discharge outlet passes through T junction and oil-drain pipe
Connection, heating pipe are through in T junction and are pierced by from one of outlet.
In the oil extraction heating device of the electrostatic cleaning equipment, the heating pipe both ends with hot water supply module
Connection, and water pump is serially connected in heating pipe.
In the oil extraction heating device of the electrostatic cleaning equipment, the heating pipe is metal hose.
In the oil extraction heating device of the electrostatic cleaning equipment, the heating pipe outer surface is equipped with radiating fin.
In the oil extraction heating device of the electrostatic cleaning equipment, the interior of shell is uniformly provided with multiple honeycomb electrostatic
Clarifier.
In the oil extraction heating device of the electrostatic cleaning equipment, the interior of shell is uniformly provided with mounting groove, and
Honeycomb electrostatic cleaner is mounted on mounting groove.
In the oil extraction heating device of the electrostatic cleaning equipment, the mounting groove is fixed on the front and back sides of shell
On.
In the oil extraction heating device of the electrostatic cleaning equipment, the mounting groove is horizontally disposed, and and oil scupper
Vertically.
The utility model has the advantages that
The present invention provides a kind of oil extraction heating devices of electrostatic cleaning equipment, pass through the outer casing bottom in fume purifier of fume
Oil scupper in heating pipe is set, and heating pipe connects hot water supply module, and the water pump passed through on heating pipe provides
Power heats at hot water supply module so that the water in heating pipe forms circulation, and water heat release at heating pipe,
The heat for keeping water, achievees the effect that avoid greasy dirt from condensing the greasy dirt continuous heating in oil scupper, so that greasy dirt is in cold
It also can be normally discharged in environment.
Detailed description of the invention
Fig. 1 is the oil extraction schematic diagram of heating device of electrostatic cleaning equipment provided by the invention, wherein be removed outer
The side plate of shell.
Fig. 2 is the cross-sectional view of Fig. 1, wherein by section view at oil discharge outlet.
Specific embodiment
The present invention provides a kind of oil extraction heating device of electrostatic cleaning equipment, to make the purpose of the present invention, technical solution
And effect is clearer, clear, the present invention is described in more detail as follows in conjunction with drawings and embodiments.It should be appreciated that this
Place is described, and specific examples are only used to explain the present invention, is not intended to limit the present invention.
Fig. 1 and Fig. 2 are please referred to, the present invention provides a kind of oil extraction heating device of electrostatic cleaning equipment, including shell 1,
Lower end surface inside shell 1 is equipped with oil scupper 8 and oil discharge outlet 9, and oil discharge outlet 9 is connected to oil scupper 8, and is connected on oil discharge outlet 9
It is connected to oil-drain pipe 6, heating pipe 4 is equipped in the oil scupper 8, heating pipe 4 is connected with hot water supply module (in figure not
It draws).
Further, the oil discharge outlet 9 is connect by T junction 5 with oil-drain pipe 6, and heating pipe 4 is through T junction 5
It is interior and be pierced by from one of outlet.
Further, 4 both ends of heating pipe are connect with hot water supply module, and are serially connected in heating pipe 4
Water pump 3.
Further, the heating pipe 4 is metal hose.
Further, 4 outer surface of heating pipe is equipped with radiating fin.
Further, multiple honeycomb electrostatic cleaners 2 are uniformly provided with inside the shell 1.
Further, it is uniformly provided with mounting groove 7 inside the shell 1, and honeycomb electrostatic cleaner 2 is mounted on mounting groove
On 7.
Further, the mounting groove 7 is fixed on the front and back sides of shell 1.
Further, the mounting groove 7 is horizontally disposed, and vertical with oil scupper 8.
Specifically, the oil extraction heating device of the electrostatic cleaning equipment of the application, including shell 1, inside the shell 1 under
End face is equipped with oil scupper 8 and oil discharge outlet 9, and oil discharge outlet 9 is connected to oil scupper 8, and oil-drain pipe 6 is connected on oil discharge outlet 9, institute
It states and is equipped with heating pipe 4 in oil scupper 8, heating pipe 4 is connected with hot water supply module (being not drawn into figure).
Among the above, assembled by the greasy dirt that oil scupper 8 is used to for existing industry lampblack cleaning equipment being collected into, and passed through
Oil discharge outlet 9 is discharged, and heating pipe 4 is laid in oil scupper 8, and heating pipe 4 connects hot water supply module, passes through hot water
Supply module provides hot water, and hydro-thermal is recycled in heating pipe 4, and the heat of hydro-thermal is on heating pipe 4 and in oil scupper 8
Oil heat exchange, realize heating to greasy dirt, the oil in oil scupper 8 avoided to condense due to low temperature, cause greasy dirt blocking that can not arrange
Out.
Further, the oil discharge outlet 9 is connect by T junction 5 with oil-drain pipe 6, and heating pipe 4 is through T junction 5
It is interior and be pierced by from one of outlet, specifically, there are three interfaces for T junction 5, vertically set in collinear two interfaces
It sets, and is connect respectively with oil discharge outlet 9 and oil-drain pipe 6, and another interface is lateral and is pierced by for heating pipe 4, and
And the interface and heating pipe 4 are tightly connected, and avoid greasy dirt from the interface leak.Preferably, oil scupper 8 is equipped with multiple oil extractions
Mouth 9, multiple oil discharge outlets 9 are both connected on an oil-drain pipe 6, and heating pipe 4 is into and out respectively by wherein
Two oil discharge outlets 9.
Further, 4 both ends of heating pipe are connect with hot water supply module, and are serially connected in heating pipe 4
Water pump 3, specifically, power is provided by water pump 3, and 4 both ends of heating pipe are connect with hot water supply module, so that heating
Water in pipeline 4 forms circulation, and water heat release at heating pipe 4, heats at hot water supply module, keeps the heat of water
Amount, achievees the effect that avoid greasy dirt from condensing the greasy dirt continuous heating in oil scupper 8.
Among the above, hot water supply module is water heater or existing water heating and thermal insulation equipment.
Further, in order to facilitate the laying of heating pipe 4 and turn across T junction 5, the heating pipe 4 is gold
Belong to hose.In order to increase the contact area of heating pipe 4 Yu greasy dirt, increase its heat transfer effect, in 4 outer surface of heating pipe
Equipped with radiating fin.Preferably, heating pipe 4 can use existing screwed metal hose, while reach installation side
Just with heat exchange area is increased the advantages of.
Further, multiple honeycomb electrostatic cleaners 2 are uniformly provided with inside shell 1, wherein honeycomb electrostatic cleaner 2
For existing fume purifier of fume, the absorptive collection to the oil smoke in air is realized, reach the gas purification to industry discharge
Effect, absorptive collection greasy dirt are dropped in 1 bottom of shell and flow into oil scupper 8, then are discharged from oil discharge outlet 9.
Further, it is uniformly provided with mounting groove 7 inside the shell 1, and honeycomb electrostatic cleaner 2 is mounted on mounting groove
On 7, the mounting groove 7 is fixed on the front and back sides of shell 1, and the mounting groove 7 is horizontally disposed, and vertical with oil scupper 8.
Wherein, mounting groove 7 is used to facilitate the installation of artistic skills version, and mounting groove 7 is located at 8 top of oil scupper, does not influence the flowing of greasy dirt
Collection with oil scupper 8 to greasy dirt.
Among the above, honeycomb electrostatic cleaner 2 can also be replaced using existing plate type electrostatic clarifier.Wherein, shell
Side plate can be set to door body structure, can open at any time, be convenient to clear up internal structure and overhauled.
In the present invention, by the way that heating pipe 4 is arranged in the oil scupper 8 of 1 bottom of shell of fume purifier of fume, and add
Heat pipeline 4 connects hot water supply module, power is provided by the water pump 3 on heating pipe 4, so that the water shape in heating pipe 4
At circulation, and water heat release at heating pipe 4, it is heated at hot water supply module, keeps the heat of water, reach to oil scupper
The effect of greasy dirt continuous heating in 8, avoids greasy dirt from condensing, so that greasy dirt also can normally be discharged in cold environment.
It, can according to the technique and scheme of the present invention and its hair it is understood that for those of ordinary skills
Bright design is subject to equivalent substitution or change, and all these changes or replacement all should belong to protection scope of the present invention.
Claims (9)
1. a kind of oil extraction heating device of electrostatic cleaning equipment, which is characterized in that including shell, lower end surface inside the housing
Equipped with oil scupper and oil discharge outlet, oil discharge outlet is connected to oil scupper, and oil-drain pipe is connected on oil discharge outlet, in the oil scupper
It is equipped with heating pipe, heating pipe is connected with hot water supply module.
2. the oil extraction heating device of electrostatic cleaning equipment according to claim 1, which is characterized in that the oil discharge outlet is logical
It crosses T junction to connect with oil-drain pipe, heating pipe is through in T junction and is pierced by from one of outlet.
3. the oil extraction heating device of electrostatic cleaning equipment according to claim 2, which is characterized in that the heating pipe
Both ends are connect with hot water supply module, and are serially connected with water pump in heating pipe.
4. the oil extraction heating device of electrostatic cleaning equipment according to claim 3, which is characterized in that the heating pipe
For metal hose.
5. the oil extraction heating device of electrostatic cleaning equipment according to claim 4, which is characterized in that the heating pipe
Outer surface is equipped with radiating fin.
6. the oil extraction heating device of electrostatic cleaning equipment according to claim 1, which is characterized in that the interior of shell
It is uniformly provided with multiple honeycomb electrostatic cleaners.
7. the oil extraction heating device of electrostatic cleaning equipment according to claim 6, which is characterized in that the interior of shell
It is uniformly provided with mounting groove, and honeycomb electrostatic cleaner is mounted on mounting groove.
8. the oil extraction heating device of electrostatic cleaning equipment according to claim 7, which is characterized in that the mounting groove is solid
It is scheduled on the front and back sides of shell.
9. the oil extraction heating device of electrostatic cleaning equipment according to claim 8, which is characterized in that the mounting groove water
Flat setting, and it is vertical with oil scupper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811169373.6A CN109201338A (en) | 2018-10-08 | 2018-10-08 | A kind of oil extraction heating device of electrostatic cleaning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811169373.6A CN109201338A (en) | 2018-10-08 | 2018-10-08 | A kind of oil extraction heating device of electrostatic cleaning equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109201338A true CN109201338A (en) | 2019-01-15 |
Family
ID=64983280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811169373.6A Pending CN109201338A (en) | 2018-10-08 | 2018-10-08 | A kind of oil extraction heating device of electrostatic cleaning equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109201338A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3053048U (en) * | 1997-12-02 | 1998-10-13 | 美玲 黄 | Oil dust remover for electrostatic type dust collector |
| CN2438023Y (en) * | 2000-05-30 | 2001-07-04 | 李樱花 | Electrostatic Range Hood with Hot Air Guiding Device |
| CN201291107Y (en) * | 2008-09-03 | 2009-08-19 | 谌伦强 | Spraying vane type apparatus for purifying and removing cooking fume |
| CN102000631A (en) * | 2010-10-21 | 2011-04-06 | 神马实业股份有限公司 | Spinning oil fume purifying device |
| CN201784455U (en) * | 2010-08-27 | 2011-04-06 | 岳剑波 | Integrated device for automobile oil tank |
| CN201799323U (en) * | 2010-09-29 | 2011-04-20 | 湖北品冠化工设备有限公司 | Electrofishing tar tower with heat pipe exchanger |
| CN203379996U (en) * | 2013-08-01 | 2014-01-08 | 襄阳浩强环保设备有限公司 | Coil heater at bottom of electric tar precipitator |
| CN106322479A (en) * | 2016-11-11 | 2017-01-11 | 张军 | Kitchen fume purifier |
| CN106345380A (en) * | 2016-08-31 | 2017-01-25 | 高波 | Chemical reaction apparatus and temperature control method thereof |
| CN205957258U (en) * | 2016-05-19 | 2017-02-15 | 何书川 | Rectilinear honeycomb electron oil smoke clarifier |
| CN106669271A (en) * | 2015-11-08 | 2017-05-17 | 重庆鼎赫煌科技有限公司 | Apparatus for rapidly separating oil and water |
| CN108160333A (en) * | 2018-02-11 | 2018-06-15 | 台山市格林特科技有限公司 | A kind of electrostatic oil and smoke cleaner |
| CN209333965U (en) * | 2018-10-08 | 2019-09-03 | 佛山市科蓝环保科技股份有限公司 | A kind of oil extraction heating device of electrostatic cleaning equipment |
-
2018
- 2018-10-08 CN CN201811169373.6A patent/CN109201338A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3053048U (en) * | 1997-12-02 | 1998-10-13 | 美玲 黄 | Oil dust remover for electrostatic type dust collector |
| CN2438023Y (en) * | 2000-05-30 | 2001-07-04 | 李樱花 | Electrostatic Range Hood with Hot Air Guiding Device |
| CN201291107Y (en) * | 2008-09-03 | 2009-08-19 | 谌伦强 | Spraying vane type apparatus for purifying and removing cooking fume |
| CN201784455U (en) * | 2010-08-27 | 2011-04-06 | 岳剑波 | Integrated device for automobile oil tank |
| CN201799323U (en) * | 2010-09-29 | 2011-04-20 | 湖北品冠化工设备有限公司 | Electrofishing tar tower with heat pipe exchanger |
| CN102000631A (en) * | 2010-10-21 | 2011-04-06 | 神马实业股份有限公司 | Spinning oil fume purifying device |
| CN203379996U (en) * | 2013-08-01 | 2014-01-08 | 襄阳浩强环保设备有限公司 | Coil heater at bottom of electric tar precipitator |
| CN106669271A (en) * | 2015-11-08 | 2017-05-17 | 重庆鼎赫煌科技有限公司 | Apparatus for rapidly separating oil and water |
| CN205957258U (en) * | 2016-05-19 | 2017-02-15 | 何书川 | Rectilinear honeycomb electron oil smoke clarifier |
| CN106345380A (en) * | 2016-08-31 | 2017-01-25 | 高波 | Chemical reaction apparatus and temperature control method thereof |
| CN106322479A (en) * | 2016-11-11 | 2017-01-11 | 张军 | Kitchen fume purifier |
| CN108160333A (en) * | 2018-02-11 | 2018-06-15 | 台山市格林特科技有限公司 | A kind of electrostatic oil and smoke cleaner |
| CN209333965U (en) * | 2018-10-08 | 2019-09-03 | 佛山市科蓝环保科技股份有限公司 | A kind of oil extraction heating device of electrostatic cleaning equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209333965U (en) | A kind of oil extraction heating device of electrostatic cleaning equipment | |
| CN109114581A (en) | Residual heat from boiler fume recycle device | |
| CN109201338A (en) | A kind of oil extraction heating device of electrostatic cleaning equipment | |
| CN205402781U (en) | Air heater of node tubular | |
| CN110701652A (en) | Spiral case auxiliary heating device for integrated cooker | |
| CN204062972U (en) | Steam generator | |
| CN208238242U (en) | A kind of electric water heater | |
| CN211146611U (en) | A volute auxiliary heating device for integrated stove | |
| CN213895739U (en) | Gas dry dedusting purifier | |
| CN210663014U (en) | Water heating circulation heating device | |
| CN211290204U (en) | An air intake oil filter system for an integrated stove | |
| CN208704097U (en) | A kind of energy saving supply and exhaust device of cleaning laboratory | |
| CN101650087A (en) | Solar heat collection panel, solar heat collector and solar water heater | |
| CN208671135U (en) | Electrical heating system | |
| CN208652916U (en) | A kind of electric heater of scale removal heat exchange | |
| CN207945717U (en) | A kind of household-tap water heating equipment | |
| CN208124427U (en) | A heating device for solar hot air | |
| CN106288882A (en) | Plate type heat exchanger | |
| CN204678691U (en) | A kind of environmental protection gas water heater | |
| CN218190264U (en) | Exhaust gas purification device of non-woven fabric equipment | |
| CN205580288U (en) | A hot water system cleaning device | |
| CN210568823U (en) | Environment-friendly efficient heating furnace | |
| CN202092484U (en) | Afterheat recycling device | |
| CN2539131Y (en) | Automatic descaling device for solar heat collecting pipe | |
| CN221802103U (en) | Water supply device preheated by solar energy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |