CN110052214A - A kind of wet mud uniform distribution device - Google Patents
A kind of wet mud uniform distribution device Download PDFInfo
- Publication number
- CN110052214A CN110052214A CN201910393201.5A CN201910393201A CN110052214A CN 110052214 A CN110052214 A CN 110052214A CN 201910393201 A CN201910393201 A CN 201910393201A CN 110052214 A CN110052214 A CN 110052214A
- Authority
- CN
- China
- Prior art keywords
- sludge
- square section
- uniform distribution
- distribution device
- wet mud
- 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.)
- Granted
Links
- 238000009827 uniform distribution Methods 0.000 title claims abstract description 24
- 239000010802 sludge Substances 0.000 claims abstract description 112
- 238000012546 transfer Methods 0.000 claims abstract description 12
- 230000003750 conditioning effect Effects 0.000 claims abstract description 5
- 239000003245 coal Substances 0.000 abstract description 17
- 239000000872 buffer Substances 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 abstract description 3
- 239000006173 Good's buffer Substances 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000003872 feeding technique Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000010954 inorganic particle Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000010801 sewage sludge Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The present invention provides a kind of wet mud uniform distribution device, including sludge transfer line, square section and sludge delivery apparatus；Sludge transfer line is fixedly connected with the feed inlet of square section；Sludge delivery apparatus is set in square section, is uniformly distributed for conditioning of mud；Using the above scheme, to the impact force of coal charge conveyer belt when can effectively buffer square section discharge hole for discharge, the velocity of liquid assets of sludge can be efficiently controlled, good buffer function is played, reduces the splashing of sludge.
Description
Technical field
The invention belongs to wet mud Strand Feeding Technique fields, and in particular to a kind of wet mud uniform distribution device.
Background technique
Sludge is the inevitable outcome after sewage treatment, and the discharge amount of China's sludge increases year by year and substantial amounts, 2015
38,070,000 tons of China's sludge annual output, it is contemplated that the year two thousand twenty end sludge annual output is up to 45,470,000 tons；Moisture percentage in sewage sludge is high, wherein
Containing a large amount of microorganism, organic debris, inorganic particle, colloid etc., itself also has very big viscosity, therefore easily degenerates
Smelly, untreated sludge can bring great damage to environment；Simultaneously as there is a large amount of organic Jie in sludge itself
Matter, calorific value is higher, therefore sludge itself has very big potential value, and it is urgently to be resolved at present for carrying out appropriate processing to sludge
The problem of.
Thermal power generation sludge, which is mixed, at present burns a kind of environmental protection for being processing sludge, economic, easy method, but existing
Sludge discharge hole design is too simple in sludge cloth system, and during sludge is mixed with raw coal, sludge is directly passed through
The outflow of sludge transfer canal impacts in the raw coal on conveyer belt, coal slime mixing occurs unevenly, and sludge splashes to raw coal transmission
It takes, or the raw coal of transmission belt edge does not have phenomena such as sludge doping；Sludge is mixed with raw coal and uneven, insufficient can be reduced
Sludge utilization rate limits the treating capacity of sludge.
Based on technical problem present in above-mentioned Treatment of Sludge, there has been no relevant solutions；Therefore there is an urgent need to seek
Effective scheme is sought to solve the above problems.
Summary of the invention
The purpose of the present invention is shortcomings present in view of the above technology, propose a kind of wet mud uniform distribution dress
It sets；Aim to solve the problem that existing sludge adulterates non-uniform problem.
The present invention provides a kind of wet mud uniform distribution device, including sludge transfer line, square section and sludge are dredged
Device；Sludge transfer line is fixedly connected with the feed inlet of square section；Sludge delivery apparatus is set in square section, for adjusting
Sludge is uniformly distributed.
Further, sludge transfer line and feed inlet are welded to connect；The section of feed inlet is round.
Further, the section of the discharge port of square section is square shape；Discharge outlet is equipped with antispray skirt and encloses.
Further, square section is arranged along the vertical direction；Sludge delivery apparatus includes multiple；Multiple sludge delivery apparatus edge
Horizontal direction is uniformly distributed in square section.
Further, sludge delivery apparatus includes that sludge dredges structure and angle limiting structure；Sludge, which dredges structure, to be turned
It is dynamic to be set in square section；Angle limiting structure is set to sludge and dredges in structure, dredges structure rotation angle for conditioning of mud
Degree.
Further, it includes rotary shaft, shaft fixing device and sludge transporting plate that sludge, which dredges structure,；Sludge transporting plate is solid
Surely it is set in rotary shaft；Rotary shaft passes through square section and sludge transporting plate is set in square section.
Further, angle limiting structure includes night bolt and limit plate；Limit plate is fixedly installed on the outside of square section
On face；Limit plate center is equipped with through-hole；Through-hole is circumferentially arranged with limit hole；Rotary shaft passes through square section and through-hole and can be rotated
It is set on limit plate；Night bolt is arranged along rotary shaft axial stretching, can protrude into limit hole to position sludge transporting plate.
Further, limit hole includes six；Six limit holes are circumferentially uniformly distributed along through-hole；Rotary shaft end is along axial
Equipped with spring assembly；Night bolt is axially disposed at the side of rotary shaft by spring assembly；Night bolt and rotary shaft
Distance and limit hole are consistent at a distance from through-hole.
The sectional area of feed inlet and the sectional area of discharge port are equal；Or, the sectional area of feed inlet is greater than the section of discharge port
Product.
Above technical scheme is used, so that the present invention has the following technical effect that
The first, wet mud uniform distribution device discharge port provided by the invention is circumference section structure, can effectively buffer square section and go out
To the impact force of coal charge conveyer belt when material mouth discharges, increases the lateral length of discharge port, reduce the splashing of sludge；
The second, there is wet mud uniform distribution device provided by the invention sludge to dredge structure, in the sludge process of circulation, according to not
The angle of sludge transporting plate is manually adjusted with mobility status, can efficiently control the velocity of liquid assets of sludge, is played slow well
Punching effect, while making sludge is uniformly in a strip shape to be distributed on coal charge conveyer belt, it reduces sludge and splashes；
Third, wet mud uniform distribution device provided by the invention rotation shaft rear end are bolted, and disassembly is simple, convenient for into
Row maintenance and replacement, plant maintenance are easy.
Detailed description of the invention
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Below with reference to attached drawing, the invention will be further described:
Fig. 1 is a kind of wet mud uniform distribution device structural schematic diagram of the present invention；
Fig. 2 is angle limiting structure schematic diagram of the present invention.
In figure: 1- feed inlet；2- discharge port；3- square section；4- sludge transporting pipeline；5- limit plate；6- limit hole；7- bullet
Spring bolt；8- rotary shaft；9- shaft fixing device；10- sludge transporting plate；11- antispray skirt encloses.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figure 1 to Figure 2, the present invention provides a kind of wet mud uniform distribution device, mixes applied to the mixing of existing coal slime
It burns, distribution device includes sludge transfer line 4, square section 3 and sludge delivery apparatus；Sludge transfer line 4 and square section 3
Feed inlet 1 is fixedly connected；Sludge delivery apparatus is set in square section 3, is uniformly distributed for conditioning of mud；Specifically, sludge
Transmission pipeline 4 and feed inlet 2 are welded to connect；The section of feed inlet 1 is round；Further, the sectional area of feed inlet 1 and go out
The sectional area of material mouth 2 is equal；Or, the sectional area of feed inlet 1 is slightly larger than the sectional area of discharge port 2；The discharge port 2 of square section 3
Section is square shape；Discharge port 2 goes out to be equipped with antispray skirt and encloses 11, and sludge antispray skirt is arranged at sludge transfer device discharge port 2
11 are enclosed, sludge can be effectively reduced and splashed down due to falling on bring sludge on coal conveyer belt under vertical；Using the above scheme, make
It is more uniform to obtain coal slime mixing, sludge is avoided to splash on raw coal conveyer belt, so that the raw coal of transmission belt edge and sludge doping
Uniformly；Sludge is uniformly mixed with raw coal, sufficiently carries out mixing burning again, improves sludge utilization rate.
Preferably, in conjunction with above scheme, as shown in Figure 1 to Figure 2, in the present embodiment, square section 3 is arranged along the vertical direction；
Specifically, square section 3 includes cylindrical section and cube section, and feed inlet 1 is set to cylindrical section, and discharge port 2 is set in cube section；
Sludge antispray skirt encloses 11 discharge port 2 in cube section and is arranged；Sludge delivery apparatus includes multiple；Multiple sludge delivery apparatus
It is uniformly distributed in square section 3 in the horizontal direction, square section is delivered into adjust sludge transporting pipeline 4 on vertical direction with this
Wet mud in 3 can efficiently use gravity and sludge delivery apparatus since square section 3 is vertical direction setting in this way
On inclination sludge transporting plate the conveying of sludge is adjusted.
Preferably, in conjunction with above scheme, as shown in Figure 1 to Figure 2, in the present embodiment, sludge delivery apparatus includes that sludge is dredged
Guide structure and angle limiting structure；Sludge is dredged structure and is rotatably set in square section 3；Angle limiting structure is set to sludge
It dredges in structure, and dredges structure rotation angle for conditioning of mud；Using the above scheme, by angle limiting structure to dirt
Mud is dredged 10 tilt angle of sludge transporting plate in structure and is adjusted, to uniformly adjust Distribution of sludge.
Preferably, in conjunction with above scheme, as shown in Figure 1 to Figure 2, in the present embodiment, it includes rotary shaft that sludge, which dredges structure,
8, shaft fixing device 9 and sludge transporting plate 10；Sludge transporting plate 10 is fixedly installed in rotary shaft 8；Rotary shaft 8 passes through circumference
Sludge transporting plate 10 is set in 3 director space of square section by section 3；Specifically, night bolt 7 and the rotation for having spring assembly
Axis 8 is connected, and rotary shaft 8 passes through 5 central through hole of limit plate, and the centre bore of 10 leptoprosopy of plate, rotary shaft 8 are dredged also cross sludge
It is pierced by sludge and dredges the rear side for being fixed on square section square space after plate 10 in a manner of bolted.
Preferably, in conjunction with above scheme, as shown in Figure 1 to Figure 2, in the present embodiment, angle limiting structure includes that spring is inserted
Pin 7 and limit plate 5；Limit plate 5 is fixedly installed on 3 lateral surface of square section；5 center of limit plate is equipped with through-hole；Through-hole edge
It is circumferentially with limit hole 6, limit hole 6 can effectively control the rotation angle of rotary shaft 8, and then control the swing that sludge dredges plate
Angle；Rotary shaft 8 passes through square section 3 and through-hole is rotatably set on limit plate 5；Night bolt 7 is along 8 axial stretching of rotary shaft
Setting, and can protrude into limit hole 6 with position rotating axis 8, to position the tilt angle of sludge transporting plate 10.
Preferably, in conjunction with above scheme, as shown in Figure 1 to Figure 2, in the present embodiment, limit hole 6 includes six；Six limits
Position hole 6 is circumferentially uniformly distributed along through-hole；8 end of rotary shaft edge is axially arranged with spring assembly；Night bolt 7 passes through spring assembly edge
It is axially set in the side of rotary shaft 8；Also, night bolt 7 is at a distance from rotary shaft 8 and the phase at a distance from through-hole of limit hole 6
Unanimously, so that night bolt 7 can be inserted into just in limit hole 6, be limited with this.
Preferably, in conjunction with above scheme, in the present embodiment, wet mud uniform distribution device further includes foul smell recyclable device；
Foul smell recyclable device is set to the side of square section 3, for absorbing the sludge odor in square section 3.
Above technical scheme is used, so that the present invention has the following technical effect that
The first, wet mud uniform distribution device discharge port provided by the invention is circumference section structure, can effectively buffer square section and go out
To the impact force of coal charge conveyer belt when material mouth discharges, increases the lateral length of discharge port, reduce the splashing of sludge；
The second, there is wet mud uniform distribution device provided by the invention sludge to dredge structure, in the sludge process of circulation, according to not
The angle of sludge transporting plate is manually adjusted with mobility status, can efficiently control the velocity of liquid assets of sludge, is played slow well
Punching effect, while making sludge is uniformly in a strip shape to be distributed on coal charge conveyer belt, it reduces sludge and splashes；
Third, wet mud uniform distribution device provided by the invention rotation shaft rear end are bolted, and disassembly is simple, convenient for into
Row maintenance and replacement, plant maintenance are easy.
The above, only presently preferred embodiments of the present invention not do limitation in any form to the present invention.It is any ripe
Those skilled in the art is known, without departing from the scope of the technical proposal of the invention, all using technology contents described above
Many possible changes and modifications or equivalent example modified to equivalent change are made to technical solution of the present invention.Therefore, all
It is the content without departing from technical solution of the present invention, any change modification made to the above embodiment of technology according to the present invention,
Equivalent variations and modification belong to the protection scope of the technical program.
Claims (9)
1. a kind of wet mud uniform distribution device, which is characterized in that dredge dress including sludge transfer line, square section and sludge
It sets；The sludge transfer line is fixedly connected with the feed inlet of the square section；The sludge delivery apparatus is set to the side
In round knot, it is uniformly distributed for conditioning of mud.
2. wet mud uniform distribution device according to claim 1, which is characterized in that the sludge transfer line with it is described
Feed inlet is welded to connect；The section of the feed inlet is round.
3. wet mud uniform distribution device according to claim 2, which is characterized in that the discharge port of the square section is cut
Face is square shape；The discharge outlet is equipped with antispray skirt and encloses.
4. wet mud uniform distribution device according to claim 1, which is characterized in that the square section is set along the vertical direction
It sets；The sludge delivery apparatus includes multiple；Multiple sludge delivery apparatus are uniformly distributed in the circumference in the horizontal direction
In section.
5. wet mud uniform distribution device according to claim 1, which is characterized in that the sludge delivery apparatus includes dirt
Mud dredges structure and angle limiting structure；The sludge is dredged structure and is rotatably set in the square section；The angle limit
Bit architecture is set to the sludge and dredges in structure, dredges structure rotation angle for adjusting the sludge.
6. wet mud uniform distribution device according to claim 5, which is characterized in that it includes rotation that the sludge, which dredges structure,
Shaft, shaft fixing device and sludge transporting plate；The sludge transporting plate is fixedly installed in the rotary shaft；The rotary shaft
The sludge transporting plate is set in the square section across the square section.
7. wet mud uniform distribution device according to claim 6, which is characterized in that the angle limiting structure includes bullet
Spring bolt and limit plate；The limit plate is fixedly installed on the square section lateral surface；The limit plate center is equipped with
Through-hole；The through-hole is circumferentially arranged with limit hole；The rotary shaft passes through the square section and the through-hole is rotatably set to
On the limit plate；The night bolt is arranged along the rotary shaft axial stretching, can protrude into the limit hole to position
State sludge transporting plate.
8. wet mud uniform distribution device according to claim 7, which is characterized in that the limit hole includes six；Six
A limit hole is circumferentially uniformly distributed along the through-hole；The rotary shaft end edge is axially arranged with spring assembly；The spring
Bolt is axially disposed at the side of the rotary shaft by the spring assembly；The night bolt and the rotary shaft away from
From consistent at a distance from the through-hole with the limit hole.
9. wet mud uniform distribution device according to claim 3, which is characterized in that the sectional area of the feed inlet and institute
The sectional area for stating discharge port is equal；Or, the sectional area of the feed inlet is greater than the sectional area of the discharge port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910393201.5A CN110052214B (en) | 2019-05-13 | 2019-05-13 | Uniform distribution device for wet sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910393201.5A CN110052214B (en) | 2019-05-13 | 2019-05-13 | Uniform distribution device for wet sludge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110052214A true CN110052214A (en) | 2019-07-26 |
| CN110052214B CN110052214B (en) | 2024-03-22 |
Family
ID=67322994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910393201.5A Active CN110052214B (en) | 2019-05-13 | 2019-05-13 | Uniform distribution device for wet sludge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110052214B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4713181A (en) * | 1986-03-18 | 1987-12-15 | Protectaire Systems Co. | Method and apparatus for handling sludge |
| JP2004230227A (en) * | 2003-01-28 | 2004-08-19 | Okayamaken Seibu Eisei Shisetsu Kumiai | Method for drying sludge derived from excreta |
| CN205878183U (en) * | 2016-08-17 | 2017-01-11 | 北京北发建设发展有限公司 | Grate waste incinerator's mud feeder |
| CN207552147U (en) * | 2017-10-24 | 2018-06-29 | 苏州水星环保工业系统有限公司 | A kind of vertical sludge pyrolysis reactor slag dumping plate |
| CN108409086A (en) * | 2018-04-23 | 2018-08-17 | 于佳 | A kind of municipal sludge desiccation fermentation bed material-feeding mechanism |
| CN208381913U (en) * | 2018-07-18 | 2019-01-15 | 深圳市亿徕尔科技有限公司 | LED floodlight |
| CN208440483U (en) * | 2018-07-20 | 2019-01-29 | 贵阳学院 | A kind of Rocky Desertification Region sludge uniform distribution device |
| CN210303529U (en) * | 2019-05-13 | 2020-04-14 | 北京国电龙源环保工程有限公司 | Uniform distribution device for wet sludge |
-
2019
- 2019-05-13 CN CN201910393201.5A patent/CN110052214B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4713181A (en) * | 1986-03-18 | 1987-12-15 | Protectaire Systems Co. | Method and apparatus for handling sludge |
| JP2004230227A (en) * | 2003-01-28 | 2004-08-19 | Okayamaken Seibu Eisei Shisetsu Kumiai | Method for drying sludge derived from excreta |
| CN205878183U (en) * | 2016-08-17 | 2017-01-11 | 北京北发建设发展有限公司 | Grate waste incinerator's mud feeder |
| CN207552147U (en) * | 2017-10-24 | 2018-06-29 | 苏州水星环保工业系统有限公司 | A kind of vertical sludge pyrolysis reactor slag dumping plate |
| CN108409086A (en) * | 2018-04-23 | 2018-08-17 | 于佳 | A kind of municipal sludge desiccation fermentation bed material-feeding mechanism |
| CN208381913U (en) * | 2018-07-18 | 2019-01-15 | 深圳市亿徕尔科技有限公司 | LED floodlight |
| CN208440483U (en) * | 2018-07-20 | 2019-01-29 | 贵阳学院 | A kind of Rocky Desertification Region sludge uniform distribution device |
| CN210303529U (en) * | 2019-05-13 | 2020-04-14 | 北京国电龙源环保工程有限公司 | Uniform distribution device for wet sludge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110052214B (en) | 2024-03-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE60010812T2 (en) | Flash drying apparatus | |
| EP2637790B1 (en) | Process of grinding and grinding mill | |
| US8967166B2 (en) | Rotary drum washer for street sweeping waste and contaminated soil | |
| KR102088362B1 (en) | Adulteration treatment equipment for easy digestion | |
| WO2012126590A2 (en) | Roller mill | |
| CN205525950U (en) | A mud storage silo for mud storage is carried | |
| KR101804226B1 (en) | Dehydration dry equipment for sludge handling | |
| CN106044083A (en) | Screw feeder | |
| CN107964849A (en) | A kind of roadbed conditioned soil mixer with continuous hack with the effect that continuously stirs | |
| CN203143718U (en) | Feeding machine used for powder material | |
| CN207839083U (en) | A kind of efficient ore pulverizer | |
| CN104014400A (en) | Rod milling method and device | |
| CN110052214A (en) | A kind of wet mud uniform distribution device | |
| CN210303529U (en) | Uniform distribution device for wet sludge | |
| CN113245178A (en) | Grading device for rock and soil particles with different particle sizes | |
| CN109012249B (en) | Prevent quantitative feeding device of likepowder particulate matter caking material | |
| US20080206386A1 (en) | Device for Eliminating Oversize Pellets from Balling Disks | |
| US2520320A (en) | Process and apparatus for winning kaolin and the like | |
| CN102249502B (en) | Integrated device for impurity removal pulping and charging of oil sludge | |
| CN205893051U (en) | Paper mill's sludge treatment system | |
| CN209076538U (en) | Desiccation feed pre-mixer equipment and sludge drying system suitable for three mud of refinery | |
| CN210906316U (en) | Equipment for treating waste solids | |
| JP2006326416A (en) | Soil crushing apparatus | |
| CN214167390U (en) | Sewage treatment agent scattering device for sewage treatment | |
| CN105921369A (en) | Material adding device and technology |
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 | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 100039 room 901, 9 / F, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Applicant after: Guoneng Longyuan environmental protection Co.,Ltd. Applicant after: NATIONAL ENERGY Group JIANBI POWER PLANT Address before: 100039 room 911, 1 building, 16 West Fourth Ring Road, Haidian District, Beijing. Applicant before: BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENGINEERING Co.,Ltd. Applicant before: NATIONAL ENERGY Group JIANBI POWER PLANT |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |