CN106179669A - A kind of on-line checking superfine grinding production line - Google Patents
A kind of on-line checking superfine grinding production line Download PDFInfo
- Publication number
- CN106179669A CN106179669A CN201610770227.3A CN201610770227A CN106179669A CN 106179669 A CN106179669 A CN 106179669A CN 201610770227 A CN201610770227 A CN 201610770227A CN 106179669 A CN106179669 A CN 106179669A
- Authority
- CN
- China
- Prior art keywords
- line
- entrance
- outlet
- production line
- test chamber
- 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
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 32
- 238000000227 grinding Methods 0.000 title claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 33
- 238000007599 discharging Methods 0.000 claims abstract description 26
- 238000003384 imaging method Methods 0.000 claims abstract description 7
- 238000004891 communication Methods 0.000 claims abstract description 5
- 238000010298 pulverizing process Methods 0.000 claims description 18
- 239000000428 dust Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 3
- 239000008187 granular material Substances 0.000 abstract description 5
- 230000001939 inductive effect Effects 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 description 6
- 235000011868 grain product Nutrition 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/06—Jet mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/85—Investigating moving fluids or granular solids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/85—Investigating moving fluids or granular solids
- G01N2021/8592—Grain or other flowing solid samples
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Disintegrating Or Milling (AREA)
- Cyclones (AREA)
Abstract
The invention provides a kind of on-line checking superfine grinding production line, it makes production line obtain the situation of the granule that jet mill is produced in real time, quickly adjusts, it is ensured that the high efficiency production of production line.It includes jet mill, the discharging opening of jet mill connects the entrance of test chamber, the outer ring surface of test chamber is provided with on-line sampler, test chamber has communication to the entrance of on-line sampler, the outlet of on-line sampler connects laser detector, the output unit of laser detector sets up separately and is equipped with imaging display part, the entrance exporting direct external material output pipe of test chamber, the outlet of material output pipe connects the entrance of cyclone separator, the material outlet of cyclone separator is provided with the first outlet valve, the air stream outlet of cyclone separator connects the entrance of cleaner unit by connecting line, the material outlet of cleaner unit is provided with the second outlet valve, the air stream outlet of cleaner unit accesses the air inducing entrance of high-pressure suction fan by pilot conduits.
Description
Technical field
The present invention relates to the technical field of crushing material, be specially a kind of on-line checking superfine grinding production line.
Background technology
The crushing mechanism of jet mill determines its applied widely, finish fineness high, jet mill institute
The corresponding conventional production line that superfine grinding production line is existing crushing material field, but comminution by gas stream in existing production line
The material that machine is pulverized after collection device collection again through being arranged in outside detection device detect, detection time
Between difference in, comminuting matter by pulverize production line flow out, its detection with produce different time carry out, the product once detected is not
Qualified, then need again to do over again material, it makes production efficiency low.
Summary of the invention
For the problems referred to above, the invention provides a kind of on-line checking superfine grinding production line, it makes production line real-time
Obtain the situation of the granule that jet mill is produced, quickly adjust, it is ensured that the high efficiency production of production line.
A kind of on-line checking superfine grinding production line, it is characterised in that: it includes jet mill, described jet mill
Discharging opening connect test chamber entrance, the outer ring surface of described test chamber is provided with on-line sampler, described test chamber
Having the entrance of communication extremely described on-line sampler, the outlet of described on-line sampler connects laser detector, described
The output unit of laser detector sets up separately and is equipped with imaging display part, the direct external material output pipe of outlet of described test chamber
Entrance, described material output pipe outlet connect cyclone separator entrance, the material outlet of described cyclone separator sets
Being equipped with the first outlet valve, the air stream outlet of described cyclone separator connects the entrance of cleaner unit, described dedusting by connecting line
The material outlet of device is provided with the second outlet valve, and the air stream outlet of described cleaner unit accesses high-pressure suction fan by pilot conduits
Air inducing entrance.
Its outlet being further characterized by described on-line sampler has described laser by vertical output pipe connection
The entrance of detector, it is ensured that granule rapidly enters laser detector；
Described cleaner unit is installed in the upper end position of support, and the side towards described jet mill of described support is arranged
Having side stand, described cyclone separator to be installed in described side stand, support, side stand are integrated into an entirety so that whole life
The layout floor space of product line is little, it is simple to arrange；
Described cleaner unit is specially pulse dust collector, and it guarantees that efficiency of dust collection is good；
Described first outlet valve, the second outlet valve are external to the storage tank of correspondence respectively；
Described jet mill includes pulverizing cavity, feeding mouth, discharging opening, and material is passed through crushing chamber by described feeding mouth
After body, flow out from discharging opening；
The position of described discharging opening is provided with the first adpting flange, and the two ends of described test chamber are respectively arranged with second even
Acting flange, the 3rd adpting flange, described first adpting flange is fastenedly connected described second adpting flange, described 3rd adpting flange
The inlet flange of external described material output pipe, the interface of flange arrangement arranges the sealing guaranteeing total；
Described first adpting flange, the second adpting flange contact surface on be provided with at least one circle sealing ring, it is ensured that whole
The sealing of seam；
Described feeding mouth is positioned at the outer ring surface position of described pulverizing cavity, and described discharging opening is positioned at the upper of described pulverizing cavity
The anchor ring position of end；
Described feeding mouth is positioned at the bottom position side of described pulverizing cavity, and described feeding mouth is circumscribed with feed screw,
The feed entrance point of described feed screw is provided with hopper, and described discharging opening is positioned at the side of the upper end of described pulverizing cavity.
After using the present invention, the port of export at the discharging opening of jet mill connects the entrance of test chamber so that gas
Stream is pulverized mach grain products and is flowed directly into test chamber, and the partial particulate in test chamber flows into entering of on-line sampler
Mouthful, entering laser detector by the outlet of on-line sampler afterwards, the grain products of sampling is carried out quickly by laser detector
Detection, detection structure is directly presented in imaging display part, and workman is according to presenting image or the data that display part shows, to gas
Stream being adjusted property of pulverizer operation, and due to follow-up cyclone separator, pulse dust collector, the arrangement of high-pressure suction fan,
It makes the smooth and easy work under the guiding of high-pressure suction fan of whole production line；To sum up, it makes production line obtain air-flow powder in real time
The situation of the granule that broken machine is produced, quickly adjusts, it is ensured that the high efficiency production of production line.
Accompanying drawing explanation
Fig. 1 is the structural representation of the specific embodiment one of the present invention；
Fig. 2 is the structural representation of the specific embodiment two of the present invention；
Fig. 3 is partial enlargement structural representation at the A of Fig. 1；
In figure, the reference name corresponding to each sequence number is as follows:
Jet mill 1, discharging opening 2, test chamber 3, on-line sampler 4, laser detector 5, material output pipe 6,
Cyclone separator the 7, first outlet valve 8, connecting line 9, pulse dust collector the 10, second outlet valve 11, pilot conduits 12, high pressure draw
Blower fan 13, support 14, side stand 15, pulverizing cavity 16, feeding mouth the 17, first adpting flange the 18, second adpting flange the 19, the 3rd
Adpting flange 20, inlet flange 21, sealing ring 22, bottom bracket 23, feed screw 24, hopper 25, feed bin 26, steel platform
27, imaging display part 28, vertical output pipe 29.
Detailed description of the invention
A kind of on-line checking superfine grinding production line, is shown in Fig. 1～Fig. 3: it includes jet mill 1, jet mill 1
Discharging opening 2 connects the entrance of test chamber 3, and the outer ring surface of described test chamber 3 is provided with on-line sampler 4, described test chamber
Body 3 has the entrance of communication extremely described on-line sampler 4, and the outlet of described on-line sampler 4 connects laser detector
5, the output unit of described laser detector 5 set up separately be equipped with imaging display part 28, the direct external thing of outlet of described test chamber 3
The entrance of material output pipe 6, the outlet of material output pipe 6 connects the entrance of cyclone separator 7, the material of cyclone separator 7
Outlet is provided with the first outlet valve 8, and the air stream outlet of cyclone separator 7 connects entering of pulse dust collector 10 by connecting line 9
Mouthful, the material outlet of pulse dust collector 10 is provided with the second outlet valve 11, and the air stream outlet of pulse dust collector 10 passes through guide pipe
The air inducing entrance of high-pressure suction fan 13 is accessed on road 12.
The outlet of described on-line sampler 4 is connected by vertical output pipe 29 entrance of described laser detector 5,
Guarantee that granule rapidly enters laser detector 5；
Pulse dust collector 10 is installed in the upper end position of support 14, and the side towards jet mill 1 of support 14 is arranged
Having side stand 15, cyclone separator 7 to be installed in side stand 15, support 14, side stand 15 are integrated into an entirety so that whole life
The layout floor space of product line is little, it is simple to arrange；
First outlet valve the 8, second outlet valve 11 is external to the storage tank of correspondence respectively and (is not drawn in figure, belongs to existing one-tenth
Ripe structure)；
Jet mill 1 includes pulverizing cavity 16, feeding mouth 17, discharging opening 2, and material is passed through crushing chamber by feeding mouth 17
After body 16, flowing out from discharging opening 2, the port of export of discharging opening 2 connects the entrance having test chamber 3, the outer shroud of described test chamber 3
Face is provided with on-line sampler 4, and described test chamber 3 has a communication to the entrance of described on-line sampler 4, described online
The outlet of sampler 4 connects to be had laser detector 5, the output unit of described laser detector 5 to set up separately to be equipped with imaging display part 28,
The entrance exporting direct external material output pipe 6 of described test chamber 3；
The position of discharging opening 2 is provided with the first adpting flange 18, and the two ends of test chamber 3 are respectively arranged with the second connection method
Blue 19, the 3rd adpting flange 20, the first connection method 18 orchid is fastenedly connected the second adpting flange 19, the 3rd external thing of adpting flange 20
The inlet flange 21 of material output pipe 6, the interface of flange arrangement arranges the sealing guaranteeing total；
At least one circle sealing ring 22 it is provided with, it is ensured that whole on the contact surface of first adpting flange the 18, second adpting flange 19
The sealing of individual seam.
Its operation principle is as follows: by jet mill 1, by discharging opening 2, crushing material, the material of pulverizing are flowed into inspection
Surveying cavity 3, the partial particulate in test chamber 3 flows into the entrance of on-line sampler 4, afterwards by the outlet of on-line sampler 4
Entering laser detector 5, the grain products of sampling is used for quickly detecting by laser detector 5, and detection structure is directly presented in into
As display part 28, being adjusted property of jet mill 1, according to presenting image or the data that display part shows, is grasped by workman
Make so that detect and produce and carry out the most simultaneously, under the effect of high-pressure suction fan 13, material pass sequentially through cyclone separator 7,
Pulse dust collector 10 carries out material collection, reaches to collect the purpose of superfine-material.
Specific embodiment one, see Fig. 1: feeding mouth 17 is positioned at the outer ring surface position, middle part pulverizing cavity 16, and discharging opening 2 is positioned at
Pulverizing the outer ring surface position, top of cavity 16, the port of export of discharging opening 2 is by first adpting flange the 18, second adpting flange 19 even
Connecing test chamber 3, pulverize cavity 16 and be supported on bottom bracket 23, feeding mouth 17 connects the discharging opening of feed bin 26, and feed bin 26 is arranged
In steel platform 27.
Specific embodiment two, see Fig. 2: feeding mouth 17 is positioned at the bottom position side pulverizing cavity 16, and feeding mouth 17 is external
Having feed screw 24, the feed entrance point of feed screw 24 to be provided with hopper 25, discharging opening is positioned at the upper end pulverizing cavity 16
Side, the port of export of discharging opening 2 connects test chamber 3 by first adpting flange the 18, second adpting flange 19, pulverizes cavity
16 are supported on bottom bracket 23.
Above the specific embodiment of the present invention is described in detail, but content has been only the preferable enforcement of the invention
Example, it is impossible to be considered the practical range for limiting the invention.All impartial changes made according to the invention application range
Change and improvement etc., within all should still belonging to the patent covering scope of the present invention.
Claims (10)
1. an on-line checking superfine grinding production line, it is characterised in that: it includes jet mill, described jet mill
Discharging opening connects the entrance of test chamber, and the outer ring surface of described test chamber is provided with on-line sampler, and described test chamber is opened
Having the communication entrance to described on-line sampler, the outlet of described on-line sampler connects laser detector, described sharp
The output unit of photodetector sets up separately and is equipped with imaging display part, described test chamber export direct external material output pipe
Entrance, the outlet of described material output pipe connects the entrance of cyclone separator, and the material outlet of described cyclone separator is arranged
Having the first outlet valve, the air stream outlet of described cyclone separator connects the entrance of cleaner unit, described cleaner unit by connecting line
Material outlet be provided with the second outlet valve, the air stream outlet of described cleaner unit accesses the drawing of high-pressure suction fan by pilot conduits
Wind entrance.
2. a kind of on-line checking superfine grinding production line as claimed in claim 1, it is characterised in that: described on-line sampler
Export to be connected by vertical output pipe and have the entrance of described laser detector.
3. a kind of on-line checking superfine grinding production line as claimed in claim 1, it is characterised in that: described cleaner unit is installed in
The upper end position of support, the side towards described jet mill of described support is disposed with side stand, described cyclone separator
It is installed in described side stand.
4. a kind of on-line checking superfine grinding production line as described in any claim in claims 1 to 3, its feature exists
In: described cleaner unit is specially pulse dust collector.
5. a kind of on-line checking superfine grinding production line as claimed in claim 1, it is characterised in that: described first outlet valve,
Second outlet valve is external to the storage tank of correspondence respectively.
6. a kind of on-line checking superfine grinding production line as claimed in claim 1, it is characterised in that: described jet mill bag
Include pulverizing cavity, feeding mouth, discharging opening, after material is passed through pulverizing cavity by described feeding mouth, flow out from discharging opening.
7. a kind of on-line checking superfine grinding production line as described in claim 1 or 6, it is characterised in that: described discharging opening
Position is provided with the first adpting flange, and the two ends of described test chamber are respectively arranged with the second adpting flange, the 3rd adpting flange,
Described first adpting flange is fastenedly connected described second adpting flange, the described 3rd external described material output pipe of adpting flange
Inlet flange.
8. a kind of on-line checking superfine grinding production line as claimed in claim 7, it is characterised in that: described first connection method
It is provided with at least one circle sealing ring on the contact surface of blue, the second adpting flange.
9. a kind of on-line checking superfine grinding production line as claimed in claim 6, it is characterised in that: described feeding mouth is positioned at institute
Stating the outer ring surface position pulverizing cavity, described discharging opening is positioned at the anchor ring position of the upper end of described pulverizing cavity.
10. a kind of on-line checking superfine grinding production line as claimed in claim 6, it is characterised in that: described feeding mouth is positioned at
The bottom position side of described pulverizing cavity, described feeding mouth is circumscribed with feed screw, the feed position of described feed screw
Installing and be equipped with hopper, described discharging opening is positioned at the side of the upper end of described pulverizing cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610770227.3A CN106179669A (en) | 2016-08-31 | 2016-08-31 | A kind of on-line checking superfine grinding production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610770227.3A CN106179669A (en) | 2016-08-31 | 2016-08-31 | A kind of on-line checking superfine grinding production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106179669A true CN106179669A (en) | 2016-12-07 |
Family
ID=58089720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610770227.3A Pending CN106179669A (en) | 2016-08-31 | 2016-08-31 | A kind of on-line checking superfine grinding production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106179669A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107497585A (en) * | 2017-09-26 | 2017-12-22 | 江苏密友粉体新装备制造有限公司 | Large-scale dry method superfine powder production line |
| CN110465388A (en) * | 2019-08-29 | 2019-11-19 | 密友集团有限公司 | Air-flow conflict formula crushing system |
| CN112892794A (en) * | 2021-01-15 | 2021-06-04 | 清华大学 | Intelligent sand making real-time adjusting system and method in tunnel |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0735447A2 (en) * | 1995-03-31 | 1996-10-02 | Fuji Photo Film Co., Ltd. | Method and system for controlling microcapsule particle diameters |
| CN2668937Y (en) * | 2003-12-03 | 2005-01-05 | 昆山密友实业有限公司 | Adjustable flange type mechanical sealing |
| CN101116840A (en) * | 2006-08-01 | 2008-02-06 | 昆山密友实业有限公司 | Inert gas protection and on-line detecting ultra-fine comminuting system |
| CN201735447U (en) * | 2010-04-30 | 2011-02-09 | 长江水利委员会长江科学院 | Micropulverizer particle diameter precision control equipment |
| CN102671747A (en) * | 2012-05-16 | 2012-09-19 | 李莉 | Supersonic jet milling system |
| CN203316203U (en) * | 2013-06-03 | 2013-12-04 | 洛阳宇航重工机械有限公司 | Production line device for breaking aluminum oxide crust block |
| CN206139297U (en) * | 2016-08-31 | 2017-05-03 | 江苏密友粉体新装备制造有限公司 | On -line measuring ultrafine grinding production line |
-
2016
- 2016-08-31 CN CN201610770227.3A patent/CN106179669A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0735447A2 (en) * | 1995-03-31 | 1996-10-02 | Fuji Photo Film Co., Ltd. | Method and system for controlling microcapsule particle diameters |
| CN2668937Y (en) * | 2003-12-03 | 2005-01-05 | 昆山密友实业有限公司 | Adjustable flange type mechanical sealing |
| CN101116840A (en) * | 2006-08-01 | 2008-02-06 | 昆山密友实业有限公司 | Inert gas protection and on-line detecting ultra-fine comminuting system |
| CN201735447U (en) * | 2010-04-30 | 2011-02-09 | 长江水利委员会长江科学院 | Micropulverizer particle diameter precision control equipment |
| CN102671747A (en) * | 2012-05-16 | 2012-09-19 | 李莉 | Supersonic jet milling system |
| CN203316203U (en) * | 2013-06-03 | 2013-12-04 | 洛阳宇航重工机械有限公司 | Production line device for breaking aluminum oxide crust block |
| CN206139297U (en) * | 2016-08-31 | 2017-05-03 | 江苏密友粉体新装备制造有限公司 | On -line measuring ultrafine grinding production line |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107497585A (en) * | 2017-09-26 | 2017-12-22 | 江苏密友粉体新装备制造有限公司 | Large-scale dry method superfine powder production line |
| CN110465388A (en) * | 2019-08-29 | 2019-11-19 | 密友集团有限公司 | Air-flow conflict formula crushing system |
| CN112892794A (en) * | 2021-01-15 | 2021-06-04 | 清华大学 | Intelligent sand making real-time adjusting system and method in tunnel |
| CN112892794B (en) * | 2021-01-15 | 2022-07-01 | 清华大学 | Intelligent sand making real-time adjusting system and method in tunnel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108840106B (en) | A visual long-distance dense phase positive pressure pneumatic conveying test device | |
| CN201434784Y (en) | A new automatic pulverized coal isokinetic sampling device | |
| CN106179669A (en) | A kind of on-line checking superfine grinding production line | |
| CN207832547U (en) | A kind of food inspection device | |
| CN102095605A (en) | Double-regulation static pressure unbalanced coal dust constant-speed sampling system and method of system | |
| CN107101918A (en) | A kind of grain graininess on-line measurement system | |
| CN206139297U (en) | On -line measuring ultrafine grinding production line | |
| CN203853188U (en) | Superfine spherical aluminum powder dispersing device and dispersing, grading and collecting system employing same | |
| CN106885763A (en) | A kind of online particle image particle size analyzing device | |
| CN213408971U (en) | High-efficient fluid energy mill | |
| CN204523159U (en) | A kind of superfreeze formula air flow crushing device | |
| CN106248436A (en) | Wholegrain footpath on-line period device | |
| CN207563049U (en) | Large-scale dry method superfine powder production line | |
| CN108126908A (en) | Measure the detection device of spacer thickness | |
| JP3532173B2 (en) | Method and apparatus for detecting static pressure in a gas-solid mixed atmosphere | |
| CN118002330A (en) | Rapid sorting device and method for light matter evidence in fire scene and control system thereof | |
| CN206139296U (en) | But on -line measuring's fluid energy mill | |
| CN207667803U (en) | A kind of device for improving separator for coal mill outlet pulverized coal fineness | |
| CN207036619U (en) | A kind of grain graininess on-line measurement system | |
| CN207103100U (en) | A kind of bran finisher with interior screen cloth | |
| CN110193415A (en) | A kind of fluidized bed airflow pulverizer | |
| CN206161477U (en) | Hierarchical on -line measuring production line of ball -milling | |
| CN206139319U (en) | Immediately, grind grader on -line measuring production line | |
| CN206161478U (en) | Planet grinds grader on -line measuring production line | |
| KR102110547B1 (en) | Blast Furnace PCI Suction Type Pulverized Coal Sample Device and Method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161207 |
|
| RJ01 | Rejection of invention patent application after publication |