CN105668239A - Powder supplying system - Google Patents
Powder supplying system Download PDFInfo
- Publication number
- CN105668239A CN105668239A CN201610118195.9A CN201610118195A CN105668239A CN 105668239 A CN105668239 A CN 105668239A CN 201610118195 A CN201610118195 A CN 201610118195A CN 105668239 A CN105668239 A CN 105668239A
- Authority
- CN
- China
- Prior art keywords
- connects
- valve
- buffering storehouse
- star type
- powder body
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/04—Conveying materials in bulk pneumatically through pipes or tubes; Air slides
- B65G53/16—Gas pressure systems operating with fluidisation of the materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/40—Feeding or discharging devices
- B65G53/46—Gates or sluices, e.g. rotary wheels
- B65G53/4608—Turnable elements, e.g. rotary wheels with pockets or passages for material
- B65G53/4625—Turnable elements, e.g. rotary wheels with pockets or passages for material with axis of turning perpendicular to flow
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/66—Use of indicator or control devices, e.g. for controlling gas pressure, for controlling proportions of material and gas, for indicating or preventing jamming of material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Transport Of Granular Materials (AREA)
Abstract
The invention relates to a powder supplying system. The powder supplying system comprises a fluidization system, a buffer bin and a mixing chamber; the fluidization system comprises two or more stages of fluidization combination devices and an air storage tank; the two or more stages of fluidization combination devices are longitudinally and fixedly arranged on the outer wall of the buffer bin at intervals, and each stage of fluidization combination device is connected with an air outlet of the air storage tank sequentially through a flow meter and a flow adjusting valve; an air inlet of the air storage tank is connected with external compressed air through a pressure reduction valve and a drain outlet of the air storage tank is connected with an external sewage storage device through a sewage draining valve; and a discharging opening of the buffer bin is connected with the mixing chamber. It can be ensured that power continuously and stably enters an external conveying pipeline.
Description
Technical field
The present invention relates to a kind of feeder system, particularly relate to a kind of powder body feeder system.
Background technology
Powder conveying conventional at present and feeding device, owing to not obtaining effective fluidisation before powder body enters plenum system, make often occur that powder density is uneven, the problems such as mobility is not good, sometimes even cause powder body cannot enter e Foerderanlage smoothly, or in feed process, produce doses fluctuation and damage downstream process.
Summary of the invention
For the problems referred to above, it is an object of the invention to provide a kind of powder body feeder system, it is possible to ensure that powder body enters outer carrier pipe road continuously and stably.
For realizing above-mentioned technical purpose, the present invention takes following technical scheme: a kind of powder body feeder system, and it comprises fluid system, buffering storehouse and a mixing section; Described fluidization system comprises fluidisation combination unit and a gas-holder of more than two-stage; Described fluidisation combination unit longitudinal interval more than two-stage is fixedly installed on the outer wall in described buffering storehouse, every grade of described fluidisation combination unit connects the air outlet of described gas-holder all successively by flow meters and a flow control valve, the inlet mouth of described gas-holder connects external compression air by reducing valve, and the sewage draining exit of described gas-holder connects outside sewage storing device by a wash water valve; The discharge port in described buffering storehouse connects described mixing section.
The discharge outlet in described buffering storehouse is fixedly installed a push-pull valve, the discharge port in described buffering storehouse is flexible coupling by one and connects the feeding mouth of a star type revolution inlet valve, the discharge port of described star type revolution inlet valve connects the feeding mouth of the star type turning valve of lattice more than, the discharge port of described many lattice star type turning valve connects the top feeding mouth of described mixing section, the relative position of described mixing section two side is respectively arranged with wind inlet and the outlet of wind powder, wherein, described wind inlet connects the one end in the airduct road of a transfer line, the other end in described airduct road connects outside defeated wind apparatus, the outlet of described wind powder connects the one end in the wind powder pipe road of described transfer line, the other end in described wind powder pipe road connects outer carrier pipe road.
Every grade of described fluidisation combination unit includes the fluidizer that some circumference intervals are fixedly installed on the outer wall of described buffering storehouse, and each described fluidizer is all inner with described buffering storehouse to be connected;The described fluidizer of described fluidisation combination unit at different levels shifts to install.
Described star type revolution inlet valve adopts frequency conversion explosion proof motor to drive, and described star type revolution inlet valve adopts the pressure reduction between feeding mouth and discharge port at the blocking valve of more than 30KPa.
Described many lattice star type turning valve adopts power frequency fire proof motor to drive, and described many lattice star type turning valve adopts the pressure reduction between feeding mouth and discharge port at the blocking valve of more than 30KPa.
The sidewall of described mixing section connects the airduct road of described transfer line by an equilibration tube, and described equilibration tube arranges a variable valve.
Described buffering storehouse external wall of upper portion circumference is evenly fixedly installed 3 LOAD CELLS in interval, and described buffering storehouse top exterior walls is provided with an exhaust and filtration apparatus and venting port, is positioned at the described buffering storehouse below the feeding mouth in described buffering storehouse and arranges a cone cloth tray.
Described airduct road comprises an airduct, a spray cone and a Venturi jet orifice; One end of described airduct connects the defeated wind apparatus in described outside, and the other end of described airduct slidably connects one end of described spray cone, and the other end of described spray cone removably connects and is positioned at the described Venturi jet orifice of described mixing section.
The present invention is owing to taking above technical scheme, and it has the following advantages: 1, the present invention is owing to arranging the fluidisation combination unit that can control separately fluidization gas of more than two-stage, therefore, it is possible to ensure that powder body enters outer carrier pipe road continuously and stably. 2, the star type that the present invention is used for dosing owing to arranging turns round inlet valve and for segmenting to many lattice star type turning valve of material, ensures that powder body enters outer carrier pipe road continuously and stably therefore, it is possible to further. 3, the present invention is owing to specifically arranging the concrete structure of multistage separately controllable fluidisation combination unit, therefore further ensures powder physical efficiency and accesses full and uniform fluidisation. 4, the present invention is owing to adopting frequency conversion explosion proof motor to drive star type revolution inlet valve, is therefore convenient to accurate quantification control powder conveying. 5, the present invention is owing to adopting power frequency fire proof motor to drive many lattice star type turning valve, is therefore convenient to accurate equal control powder conveying. 6, the present invention owing to arranging equilibration tube between mixing section and powder conveying airduct road, and arranges variable valve on equilibration tube, therefore, it is possible to regulate the air pressure in mixing section, thus effectively controls the wind powder mixedness in mixing section. Inventive design structure is simple, cost is low can be widely used in powder body feed process.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the airduct road structural representation of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in detail.
As shown in Figure 1, the powder body feeder system of the present invention comprises a buffering storehouse 1, fluid system 2, push-pull valve 3, is flexible coupling 4, one star type revolution inlet valve 5, star type turning valve 6, mixing section of lattice more than one 7 and a transfer line 8;
Fluidization system 2 comprises the fluidisation combination unit 21 of more than two-stage, the under meter 22 of two or more, flow control valve 23, gas-holder 24, reducing valve 25 of two or more and a wash water valve 26; Fluidisation combination unit 21 longitudinal interval more than two-stage is fixedly installed on the outer wall in buffering storehouse 1, every grade of fluidisation combination unit 21 connects gas-holder 24 by flow meters 22 and a flow control valve 23 all successively, the end of gas-holder 24 connects outside pressurized air by reducing valve 25, arranging a sewage draining exit (not shown) on gas-holder 24, sewage draining exit connects outside sewage storing device by wash water valve 26;The discharge outlet in buffering storehouse 1 is fixedly installed push-pull valve 3, buffering storehouse 1 discharge port end by be flexible coupling 4 connections for dosing star type revolution inlet valve 5 feeding mouth, the discharge port of star type revolution inlet valve 5 connects the feeding mouth for segmenting the many lattice star type turning valve 6 to material, the discharge port of many lattice star type turning valve 6 connects the top feeding mouth of mixing section 7, the relative position of the two side of mixing section 7 is respectively arranged with wind inlet and the outlet of wind powder, wherein, the one end in the airduct road 81 on wind inlet connecting conveying pipe road 8, the other end in airduct road 81 connects outside defeated wind apparatus, the one end in the wind powder pipe road 82 on wind powder outlet connecting conveying pipe road 8, the other end in wind powder pipe road 82 connects outer carrier pipe road.
In a preferred embodiment, in order to make powder fluidization evenly, every grade of fluidisation combination unit 21 includes the fluidizer 211 that some circumference intervals are fixedly installed on the outer wall of buffering storehouse 1, each fluidizer 211 all with cushion that storehouse 1 is inner to be connected; The fluidizer 211 of every grade of fluidisation combination unit 21 is evenly arranged according to the girth of fluidisation useful range and place circumference; Shift to install between the fluidizer 211 of fluidisation combination unit 21 at different levels; Fluidizer 211 can adopt a formula fluidizer and or face formula fluidizer.
In a preferred example, in order to calibrate feeding coal, buffering storehouse 1 external wall of upper portion circumference is evenly fixedly installed 3 LOAD CELLS 11 in interval; In order to effectively filter dirt waste gas body, buffering storehouse 1 top exterior walls is provided with an exhaust and filtration apparatus 12 and a venting port being connected with external filter devices 13; In order to the dispersion of powder body can be made to fall in buffering storehouse 1, in the buffering storehouse 1 of feeding mouth 14 bottom in buffering storehouse 1, it is provided with cone cloth tray 15.
In a preferred embodiment, controlling powder conveying for the ease of accurate quantification, star type revolution inlet valve 5 adopts frequency conversion explosion proof motor to drive; And in order to effectively intercept the powder body pressure from upstream and downstream and air pressure fluctuation, thus ensureing stable material-supplying, star type revolution inlet valve 5 can adopt the pressure reduction between feeding mouth and discharge port at the blocking valve of more than 30KPa.
In a preferred embodiment, for the ease of accurate equal control powder conveying, many lattice star type turning valve 6 adopts power frequency fire proof motor to drive; And in order to effectively intercept the powder body pressure from upstream and downstream and air pressure fluctuation, thus ensureing stable material-supplying, many lattice star type turning valve can adopt the pressure reduction between feeding mouth and discharge port at the blocking valve of more than 30KPa.
In a preferred embodiment, in order to the air pressure in mixing section 7 can be regulated, thus effectively control the wind powder mixedness of mixing section 7, the sidewall of mixing section 7 can also connect one end of an equilibration tube 71, the airduct road 81 on the other end connecting conveying pipe road 8 of equilibration tube 71, equilibration tube 71 arranges a variable valve 72.
In a preferred example, as shown in Figure 2, in order to the state that can adapt in mixing section 7, and then being beneficial to the mixing of powder body, airduct road 81 comprises airduct 811, spray cone 812 and a Venturi jet orifice 813; One end of airduct 811 connects outside defeated wind apparatus, and the other end of airduct 811 slidably connects one end of spray cone 812, and the other end of spray cone 812 removably connects and is positioned at the Venturi jet orifice 813 of mixing section 7.
The use procedure of the powder body feeder system of the present invention is described in detail below in conjunction with specific embodiment:
1, the powder body in storehouse 1 is cushioned from top to bottom successively after the abundant fluidisation of every grade of fluidisation combination unit 21, successively by push-pull valve 3 be flexible coupling and 4 enter star type revolution inlet valve 5;
2, the powder body in star type revolution inlet valve 5 is delivered to many lattice star type turning valve 6 quantitatively under the effect of frequency conversion explosion proof motor;
3, the powder body that it is received by many lattice star type turning valve 6 evenly enters in mixing section 7 after segmenting under the effect of power frequency fire proof motor driving;
4, the general mood body entering the powder body in mixing section 7 and spray in airduct road 81 enters outer carrier pipe road by wind powder pipe road 82 after carrying out Homogeneous phase mixing.
Above-described embodiment is only for illustration of the present invention; wherein the structure of each parts, mode of connection and manufacture craft etc. all can change to some extent; every equivalents of carrying out on the basis of technical solution of the present invention and improvement, all should not get rid of outside protection scope of the present invention.
Claims (8)
1. a powder body feeder system, it is characterised in that: it comprises fluid system, buffering storehouse and a mixing section;
Described fluidization system comprises fluidisation combination unit and a gas-holder of more than two-stage; Described fluidisation combination unit longitudinal interval more than two-stage is fixedly installed on the outer wall in described buffering storehouse, every grade of described fluidisation combination unit connects the air outlet of described gas-holder all successively by flow meters and a flow control valve, the inlet mouth of described gas-holder connects external compression air by reducing valve, and the sewage draining exit of described gas-holder connects outside sewage storing device by a wash water valve; The discharge port in described buffering storehouse connects described mixing section.
2. a kind of powder body feeder system as claimed in claim 1, it is characterized in that: the discharge outlet in described buffering storehouse is fixedly installed a push-pull valve, the discharge port in described buffering storehouse is flexible coupling by one and connects the feeding mouth of a star type revolution inlet valve, the discharge port of described star type revolution inlet valve connects the feeding mouth of the star type turning valve of lattice more than, the discharge port of described many lattice star type turning valve connects the top feeding mouth of described mixing section, the relative position of described mixing section two side is respectively arranged with wind inlet and the outlet of wind powder, wherein, described wind inlet connects the one end in the airduct road of a transfer line, the other end in described airduct road connects outside defeated wind apparatus, the outlet of described wind powder connects the one end in the wind powder pipe road of described transfer line, the other end in described wind powder pipe road connects outer carrier pipe road.
3. a kind of powder body feeder system as claimed in claim 1, it is characterized in that: every grade of described fluidisation combination unit includes the fluidizer that some circumference intervals are fixedly installed on the outer wall of described buffering storehouse, each described fluidizer is all inner with described buffering storehouse to be connected; The described fluidizer of described fluidisation combination unit at different levels shifts to install.
4. a kind of powder body feeder system as claimed in claim 2, it is characterised in that: described star type revolution inlet valve adopts frequency conversion explosion proof motor to drive, and described star type revolution inlet valve adopts the pressure reduction between feeding mouth and discharge port at the blocking valve of more than 30KPa.
5. a kind of powder body feeder system as claimed in claim 2, it is characterised in that: described many lattice star type turning valve adopts power frequency fire proof motor to drive, and described many lattice star type turning valve adopts the pressure reduction between feeding mouth and discharge port at the blocking valve of more than 30KPa.
6. a kind of powder body feeder system as claimed in claim 2, it is characterised in that: the sidewall of described mixing section connects the airduct road of described transfer line by an equilibration tube, and described equilibration tube arranges a variable valve.
7. a kind of powder body feeder system as described in claim 1～6 any one, it is characterized in that: external wall of upper portion circumference in described buffering storehouse is evenly fixedly installed 3 LOAD CELLS in interval, described buffering storehouse top exterior walls is provided with an exhaust and filtration apparatus and venting port, is positioned at the described buffering storehouse below the feeding mouth in described buffering storehouse and arranges a cone cloth tray.
8. a kind of powder body feeder system as described in claim 2～6 any one, it is characterised in that: described airduct road comprises an airduct, a spray cone and a Venturi jet orifice; One end of described airduct connects the defeated wind apparatus in described outside, and the other end of described airduct slidably connects one end of described spray cone, and the other end of described spray cone removably connects and is positioned at the described Venturi jet orifice of described mixing section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610118195.9A CN105668239B (en) | 2016-03-02 | 2016-03-02 | A kind of powder feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610118195.9A CN105668239B (en) | 2016-03-02 | 2016-03-02 | A kind of powder feeding system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105668239A true CN105668239A (en) | 2016-06-15 |
| CN105668239B CN105668239B (en) | 2018-09-25 |
Family
ID=56307906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610118195.9A Active CN105668239B (en) | 2016-03-02 | 2016-03-02 | A kind of powder feeding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105668239B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106395173A (en) * | 2016-11-18 | 2017-02-15 | 沈林彬 | Rotational-flow downward induction type material sending device |
| CN112938501A (en) * | 2021-03-18 | 2021-06-11 | 煤科院节能技术有限公司 | Automatic control method and system for powder feeding system |
| CN112934094A (en) * | 2021-02-19 | 2021-06-11 | 山东御馨生物科技有限公司 | Full-automatic multichannel measurement powder dispersion hybrid system |
| CN113790462A (en) * | 2021-09-08 | 2021-12-14 | 煤科院节能技术有限公司 | Biomass powder fuel storage and supply device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2776642A1 (en) * | 1998-03-27 | 1999-10-01 | Toy | Transport, grinding, mixing and pneumatic delivery of powdered animal feeds |
| CN101927902A (en) * | 2010-08-13 | 2010-12-29 | 神华集团有限责任公司 | Device and method for fluidizing and conveying powder in conic section of powder storage bin |
| CN103217016A (en) * | 2013-04-09 | 2013-07-24 | 南京信息职业技术学院 | Inorganic powder body material synthesis device |
| CN104512725A (en) * | 2013-09-30 | 2015-04-15 | 宁夏嘉翔自控技术有限公司 | Boiler dust removal pneumatic transmission system |
| CN204710158U (en) * | 2015-04-09 | 2015-10-21 | 厦门派鼎自动化设备有限公司 | For coating material production and continous way solid-liquid mixing automation integrating device |
| CN205471638U (en) * | 2016-03-02 | 2016-08-17 | 煤炭科学技术研究院有限公司 | Powder feeding system |
-
2016
- 2016-03-02 CN CN201610118195.9A patent/CN105668239B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2776642A1 (en) * | 1998-03-27 | 1999-10-01 | Toy | Transport, grinding, mixing and pneumatic delivery of powdered animal feeds |
| CN101927902A (en) * | 2010-08-13 | 2010-12-29 | 神华集团有限责任公司 | Device and method for fluidizing and conveying powder in conic section of powder storage bin |
| CN103217016A (en) * | 2013-04-09 | 2013-07-24 | 南京信息职业技术学院 | Inorganic powder body material synthesis device |
| CN104512725A (en) * | 2013-09-30 | 2015-04-15 | 宁夏嘉翔自控技术有限公司 | Boiler dust removal pneumatic transmission system |
| CN204710158U (en) * | 2015-04-09 | 2015-10-21 | 厦门派鼎自动化设备有限公司 | For coating material production and continous way solid-liquid mixing automation integrating device |
| CN205471638U (en) * | 2016-03-02 | 2016-08-17 | 煤炭科学技术研究院有限公司 | Powder feeding system |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106395173A (en) * | 2016-11-18 | 2017-02-15 | 沈林彬 | Rotational-flow downward induction type material sending device |
| CN112934094A (en) * | 2021-02-19 | 2021-06-11 | 山东御馨生物科技有限公司 | Full-automatic multichannel measurement powder dispersion hybrid system |
| CN112938501A (en) * | 2021-03-18 | 2021-06-11 | 煤科院节能技术有限公司 | Automatic control method and system for powder feeding system |
| CN112938501B (en) * | 2021-03-18 | 2022-07-05 | 煤科院节能技术有限公司 | Automatic control method and system for powder feeding system |
| WO2022193621A1 (en) * | 2021-03-18 | 2022-09-22 | 煤科院节能技术有限公司 | Automatic control method and system for powder feeding system |
| CN113790462A (en) * | 2021-09-08 | 2021-12-14 | 煤科院节能技术有限公司 | Biomass powder fuel storage and supply device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105668239B (en) | 2018-09-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105668239A (en) | Powder supplying system | |
| CN201494928U (en) | Positive-negative pressure integral multi-functional pump conveying system device | |
| CN102009848B (en) | Positive-negative integrated conveying system device of multifunctional pump | |
| CN103213844A (en) | Ash conveying and discharging method and equipment for blast furnace gas dedusting device | |
| CN203173497U (en) | Ash conveying and discharging system for blast furnace gas dust removal device and silo pump ash conveying and discharging device | |
| CN203173501U (en) | Concentrated-phase pneumatic ash conveying and discharging system and double-sleeve pneumatic conveying device | |
| CN201158666Y (en) | Multifunctional regulation blowing tank | |
| CN108147134B (en) | Light medium co-current pneumatic conveying system | |
| CN105253631A (en) | Powder pressurized conveying device | |
| CN112520422A (en) | Pneumatic conveying device for continuous bin | |
| CN102134005B (en) | Double-type air-distribution plate and single pipe discharging sending tank | |
| CN205151191U (en) | Tank car air conveying system of feeding | |
| CN102491093B (en) | Positive pressure pneumatic transmission system and method | |
| CN205471638U (en) | Powder feeding system | |
| CN105197598A (en) | Vacuum lifter | |
| CN208980594U (en) | A kind of lime device with Pneumatic power back-blowing equipment | |
| CN102167200B (en) | Limestone powder warehouse | |
| CN207918026U (en) | Light Jie of one kind flowing air-transport system altogether | |
| CN203513611U (en) | Multi-branch discharging inflatable cone device for transporting powdered coal | |
| CN201882642U (en) | Upper discharging pipe for positive-pressure pneumatic delivery of powder | |
| CN208054450U (en) | A kind of low pressure bulk material air-transport system | |
| CN201473058U (en) | Conveying device in positive-negative integrated multifunctional pump system | |
| CN203173499U (en) | Pressure equalizing material discharge structure for dust remover and pressure equalizing material discharge structure for blast furnace gas dust remover | |
| RU166456U1 (en) | DEVICE FOR Pneumatic transport of fine-grained bulk materials | |
| CN204689138U (en) | Pneumatic transporting ash silo pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170124 Address after: Beijing Caiyu Economic Development Zone 102606 Beijing city Daxing District Long Yu Caiyu Town Street No. 5 Applicant after: CHINA COAL RESEARCH INSTITUTE (CCRI) ENERGY SAVING TECHNOLOGY CO.,LTD. Address before: 100013 Beijing Youth Ditch Road, building No. 5, No. 527, Chaoyang District Applicant before: CCTEG CHINA COAL Research Institute |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 102606 No.5, Yulong Street, Caiyu Economic Development Zone, Caiyu Town, Daxing District, Beijing Patentee after: Beijing Tiandi Sunac Technology Co.,Ltd. Address before: 102606 No.5, Yulong Street, Caiyu Economic Development Zone, Caiyu Town, Daxing District, Beijing Patentee before: CHINA COAL RESEARCH INSTITUTE (CCRI) ENERGY SAVING TECHNOLOGY CO.,LTD. |