CN104498056A - Binary exchanging shutter of complex thermal coke oven - Google Patents
Binary exchanging shutter of complex thermal coke oven Download PDFInfo
- Publication number
- CN104498056A CN104498056A CN201410796328.9A CN201410796328A CN104498056A CN 104498056 A CN104498056 A CN 104498056A CN 201410796328 A CN201410796328 A CN 201410796328A CN 104498056 A CN104498056 A CN 104498056A
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- air door
- axle
- blast furnace
- large air
- furnace gas
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B21/00—Heating of coke ovens with combustible gases
- C10B21/06—Heating of coke ovens with combustible gases in coke ovens suitable for the use of lean gas or rich gas
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B21/00—Heating of coke ovens with combustible gases
- C10B21/10—Regulating and controlling the combustion
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Coke Industry (AREA)
Abstract
The invention relates to a binary exchanging shutter of a complex thermal coke oven. The lower end of a valve body (2) of the binary exchanging shutter is a flue elbow interface (1), two waste gas inlets are formed in the upper end of the valve body, and an upper shell (14) is fixed on the top end of the valve body; one end of the upper shell (14) is provided with a cover plate (3), two small flue connection ports (B1 and B2) are formed in the other end of the upper shell (14), the upper shell (14) is formed by two independent cavities, the bottom of each cavity is connected with one waste gas inlet, each waste gas inlet is provided with waste gas thallium (17), a blast furnace gas connection pipe (16) is arranged under one cavity of the upper shell (14), blast furnace gas thallium (15) is arranged on the top end of the blast furnace gas connection pipe (16), a small valve (23) is arranged above the cavity, a large valve (12) is arranged above the other cavity, and a link mechanism is fixed above the top of the upper shell (14) through a bracket (4). The binary exchanging shutter has the advantages of simplicity in operation, labor conservation and short conversion time.
Description
Technical field
The invention belongs to a kind of complex thermal coke binary exchange shutter.
Background technology
The heating system of existing complex thermal coke, when rich or poor coal gas switches, needs operator to arrive on-site manual operation exchange shutter.
When switching to coke-oven gas to heat by blast furnace gas, bearing pin between little throttle linkage and little air door cover plate to be connected, make that little air door is the same with large air door to be opened and closed by specified procedure, blast furnace gas thallium chain and blast furnace gas thallium bar are thrown off, makes blast furnace gas thallium be in full state.When being switched to blast furnace (BF) gas heating by coke-oven gas, the bearing pin between little throttle linkage and little air door cover plate be thrown off, make little air door be in normal off status, blast furnace gas thallium chain and coal gas thallium bar are connected, blast furnace gas thallium is risen and fallen by specified procedure.In handoff procedure, there is the problem that labor intensity of operating staff is large, switching time is long.
Summary of the invention
The object of this invention is to provide a kind of simple to operate, laborsaving, the complex thermal coke binary exchange shutter that switching time is short.
The object of the present invention is achieved like this, it comprises valve body, upper housing, little air door, large air door, blast furnace gas thallium, waste gas thallium, blast furnace gas pipe connecting, flue bent pipe interface be connected bottom flue interface, it is characterized in that valve body lower end is flue bent pipe interface, there are two exhaust gas inlet valve body upper end, valve body top is fixed with upper housing, upper housing one end is cover plate, the other end is 2 bottom flue Link Ports, upper housing is two separate chambeies, the below in each chamber is connected respectively with the exhaust gas inlet of valve body, there is a waste gas thallium at each exhaust gas inlet place, there is blast furnace gas pipe connecting the below in a wherein chamber of upper housing, there is blast furnace gas thallium on blast furnace gas pipe connecting top, the bottom of blast furnace gas pipe connecting is blast furnace gas import, little air door is had above this chamber, and there is large air door the top in another chamber, the top of upper housing is by bracket stationary links mechanism.
Described linkage assembly adopts five axle three moving rods to control two waste gas thalliums, blast furnace gas thallium, a large air door and a little air door, waste gas thallium large air door moving rod controls two waste gas thalliums and a large air door, the opening and closing of two waste gas thalliums and a large air door is reverse, little air door moving rod controls little air door, and blast furnace gas moving rod controls blast furnace gas thallium.
Three moving rods are connected with waste gas thallium, blast furnace gas thallium, large air door and little air door with lever and cam respectively by three tie rods, control waste gas thallium, blast furnace gas thallium, large air door and little air door and carry out open and close action by specified procedure.
Described each axle is fixed by two bracket support.
Complex thermal coke binary exchange shutter of the present invention is divided into four kinds of models.
I type: during towards coke oven, axle 3, axle 4 are on the left side of little air door, and axle 2 is on the right side of little air door.Axle 1 is on the left side of large air door, and axle 5 is on the right side of large air door.
II type: during towards coke oven, axle 3, axle 4 are on the right side of little air door, and axle 2 is on the left side of little air door.Axle 1 is on the right side of large air door, and axle 5 is on the left side of large air door.
Type III: during towards coke oven, axle 3, axle 4 are on the right side of little air door, and axle 2 is on the left side of little air door.Axle 1 is on the right side of large air door, and axle 5 is on the left side of large air door.
IV type: during towards coke oven, axle 3, axle 4 are on the left side of little air door, and axle 2 is on the right side of little air door.Axle 1 is on the left side of large air door, and axle 5 is on the right side of large air door.
When using complex thermal coke binary exchange shutter of the present invention, first I type is connected with coke oven by being connected bottom flue interface B1, B2 in the same side with II type, type III and IV type are connected with coke oven by being connected bottom flue interface B1, B2 in the same side, and I type and IV type are over there, II type and type III opposite.
When using coke-oven gas heating, making blast furnace gas thallium be in full state, do not exchange by blast furnace gas moving rod, when using blast furnace (BF) gas heating, make little air door be in closing condition by little air door moving rod, air is not entered in this chamber.
Use the present invention, when using coke-oven gas heating, under the action of blast furnace gas thallium moving rod, blast furnace gas thallium falls, and all blast furnace gas imports is closed, makes it be in normal off status, does not participate in exchanging.After completing a heating period, the following action of exchange shutter realizes the commutation of burnt gas stream in the stove, first coke-oven gas moving rod action, coke-oven gas is closed, and after then the action of waste gas thallium large air door moving rod makes two waste gas thalliums start to fall several seconds, large air door starts to open, little air door moving rod action simultaneously, little air door is synchronously opened, and after several seconds, waste gas thallium falls completely, and large air door and little air door are opened completely.Air enters from large air door and little air door the regenerator entering coke oven through bottom flue Link Port B1 and B2 in upper housing and carries out heat exchange; The action of last coke-oven gas moving rod, corresponding coke-oven gas exchange rotary plug is opened, air after heat exchange is entered combustion chamber and burns with the coke-oven gas come by lower jet pipe, hot waste gas after burning enters a pair adjacent regenerator again and carries out heat exchange, waste gas after exchange enters in the upper housing of adjacent exchange shutter through bottom flue Link Port B1 and B2, after two exhaust gas inlet, valve body, waste gas enters flue bent pipe by flue bent pipe interface, then is discharged by chimney.After certain hour, waste gas cuts or polish jade with an emery wheel large air door moving rod, little air door moving rod reverse motion, enters next heating period.Coke-oven gas moving rod supporting action with it in whole process, the action of all moving rods is all carry out under the drive of tie rod.
When using blast furnace (BF) gas heating, the action of little air door moving rod makes little air door be in normal closing condition, does not participate in exchanging.After completing a heating period, the following action of exchange shutter realizes the commutation of burnt gas stream in the stove, and first the action of blast furnace gas moving rod makes blast furnace gas thallium fall, and blast furnace gas thallium is all in closing condition, then the action of waste gas thallium large air door moving rod makes two waste gas thalliums start to mention, after two waste gas thalliums mention several seconds, large air door starts to close, when two waste gas thalliums are mentioned completely, large air door is also closed completely, air enters upper housing one chamber from the large air door of adjacent exchange shutter, enter coke oven regenerator through bottom flue Link Port B2 and carry out heat exchange, the action of last blast furnace gas moving rod makes the blast furnace gas thallium of adjacent exchange shutter mention, blast furnace gas enters regenerator through another chamber bottom flue Link Port B1 and carries out heat exchange, air after heat exchange and blast furnace gas enter combustion chambers burn, hot waste gas after burning enters regenerator again and carries out heat exchange, waste gas after heat exchange enters in the upper housing of exchange shutter through bottom flue Link Port B1 and B2, through two exhaust gas inlet, after valve body, waste gas enters flue bent pipe by flue bent pipe interface, discharged by chimney again.After certain hour, waste gas cuts or polish jade with an emery wheel large air door moving rod 7, blast furnace gas moving rod reverse motion, enters next heating period.In whole process, the action of all moving rods is all carry out under the drive of tie rod.
When being switched to blast furnace (BF) gas heating by coke-oven gas, first coke-oven gas moving rod action, makes coke-oven gas exchange rotary plug all be in closing condition, does not participate in exchanging; Then waste gas cuts or polish jade with an emery wheel the action of large air door moving rod, and make two waste gas thalliums start to fall, after two waste gas thalliums fall several seconds, large air door starts to open, and little air door moving rod action simultaneously makes all little air doors be in the state of closing, and does not participate in exchanging; Waste gas is cut or polish jade with an emery wheel large air door moving rod and is continued action, until waste gas thallium falls completely, large air door is opened completely, and air enters upper housing one chamber from large air door, enters coke oven regenerator carry out heat exchange through bottom flue Link Port B2; The action of last blast furnace gas moving rod, blast furnace gas thallium 15 is mentioned, blast furnace gas enters regenerator through another chamber bottom flue Link Port B1 and carries out heat exchange, air after heat exchange and blast furnace gas enter combustion chambers burn, hot waste gas after burning enters a pair adjacent regenerator again and carries out heat exchange, waste gas after heat exchange enters in the upper housing of adjacent exchange shutter through bottom flue Link Port B1, B2, after two exhaust gas inlet, valve body, waste gas enters flue bent pipe by flue bent pipe interface, then is discharged by chimney.After this exchange shutter will carry out action according to time variable control during blast furnace (BF) gas heating, and coke-oven gas moving rod supporting action with it in whole process, the action of all moving rods is all carry out under the drive of tie rod.
When switching to coke-oven gas to heat by blast furnace gas, first the action of blast furnace gas moving rod makes all blast furnace gas thalliums fall, and all blast furnace gas imports is closed, makes it be in normal off status, does not participate in exchanging; Then the action of waste gas thallium large air door moving rod makes two waste gas thalliums start to mention, several seconds afterwards large air door start close, little air door moving rod action simultaneously makes the little air door of adjacent exchange shutter synchronously open, and after several seconds, waste gas thallium is opened completely, and large air door and the little air door of adjacent exchange shutter are opened completely.Air enters in upper housing from the large air door of adjacent exchange shutter and little air door and enters a pair adjacent regenerator of coke oven through bottom flue Link Port B1, B2, enter combustion chamber after heat exchange to burn with the coke-oven gas come by lower jet pipe, hot waste gas after burning enters regenerator again and carries out heat exchange, waste gas after exchange enters in the upper housing of exchange shutter through bottom flue Link Port B1, B2, after two exhaust gas inlet, valve body, waste gas enters flue bent pipe by flue bent pipe interface, then is discharged by chimney.After this when exchange shutter will heat according to coke-oven gas, action is carried out in time variable control, and in whole process, coke-oven gas exchanges moving rod supporting action with it, and the action of all moving rods is all carry out under the drive of tie rod.
The present invention compared with prior art tool has the following advantages:
1, when coke-oven gas and blast furnace gas switch, can be completed by Systematical control at operation room, greatly reduce the labour intensity of operator, shorten swap time.
2, shutter structure of the present invention is simple, easy to operate.
3, shutter of the present invention is best suited for the complex thermal coke under coke-oven gas and the frequent switch instances of blast furnace gas.
Accompanying drawing explanation
Fig. 1 is complex thermal coke binary exchange shutter I type structure front elevational schematic of the present invention, I type: during towards coke oven.Axle 3 (22), axle 4 (26) are on the left side of little air door, and axle 2 (20) is on the right side of little air door.Axle 1 (19) is on the left side of large air door, and axle 5 (27) is on the right side of large air door.
Fig. 2 is Fig. 1 vertical view of the present invention.
Fig. 3 complex thermal coke binary of the present invention exchange shutter II type structure front elevational schematic, II type: enter towards coke oven, axle 3 (22), axle 4 (26) are on the right side of little air door, and axle 2 (20) is on the left side of little air door.Axle 1 (19) is on the right side of large air door, and axle 5 (27) is on the left side of large air door.
Fig. 4 Fig. 3 vertical view of the present invention.
Fig. 5 is complex thermal coke binary exchange shutter type III structure front elevational schematic of the present invention, and type III: during towards coke oven, axle 3 (22), axle 4 (26) are on the right side of little air door, and axle 2 (20) is on the left side of little air door.Axle 1 (19) is on the right side of large air door, and axle 5 (27) is on the left side of large air door.
Fig. 6 is Fig. 5 vertical view of the present invention.
Fig. 7 is complex thermal coke binary exchange shutter IV type structure front elevational schematic of the present invention, and IV type: during towards coke oven, axle 3 (22), axle 4 (26) are on the left side of little air door, and axle 2 (20) is on the right side of little air door.Axle 1 (19) is on the left side of large air door, and axle 5 (27) is on the right side of large air door.
Fig. 8 is Fig. 7 vertical view of the present invention.
As shown in the figure, 1 is flue bent pipe interface, 2 is valve bodies, 3 is cover plates, 4 is brackets, 5 is chains, 6 is waste gas thallium sectional wheels, 7 is the large air door moving rods of waste gas thallium, 8 is little air door moving rods, 9 is blast furnace gas moving rods, 10 is large throttle linkages, 11 is large air door cam levers, 12 is large air doors, 13 is blast furnace gas sectional wheels, 14 is upper housings, 15 is blast furnace gas thalliums, 16 is blast furnace gas pipe connectings, 17 is waste gas thalliums, 18 is connecting rods 1, 19 is axles 1, 20 is axles 2, 21 is connecting rods 2, 22 is axles 3, 23 is little air doors, 24 is little air door cam levers, 25 is connecting rods 3, 26 is axles 4, 27 is axles 5, A is blast furnace gas import, B1 with B2 is connected bottom flue interface.
Embodiment
Embodiment 1
A kind of complex thermal coke binary exchange shutter, it comprises valve body 2, upper housing 14, little air door 23, large air door 12, blast furnace gas thallium 15, waste gas thallium 17, blast furnace gas pipe connecting 16, flue bent pipe interface 1 be connected bottom flue interface B1, B2, valve body 2 lower end is flue bent pipe interface 1, there are two exhaust gas inlet valve body 2 upper end, valve body 2 top is fixed with upper housing 14, upper housing 14 one end is cover plate 3, the other end is 2 bottom flue Link Port B1B2, upper housing 14 is two separate chambeies, the below in each chamber is connected respectively with the exhaust gas inlet of valve body 2, there is a waste gas thallium 17 at each exhaust gas inlet place, there is blast furnace gas pipe connecting 16 below in a wherein chamber of upper housing 14, there is blast furnace gas thallium 15 on blast furnace gas pipe connecting 16 top, the bottom of blast furnace gas pipe connecting 16 is blast furnace gas import A, little air door 23 is had above this chamber, and there is large air door 12 top in another chamber, the top of upper housing 14 is by bracket 4 stationary links mechanism.
Described linkage assembly adopts five axle three moving rods to control two waste gas thalliums, 17, blast furnace gas thallium, 15, large air door 12 and a little air door 23, waste gas thallium large air door moving rod 7 controls two waste gas thalliums 17 and a large air door 12, the opening and closing of two waste gas thalliums 17 and a large air door 12 is reverse, little air door moving rod 8 controls little air door 23, and blast furnace gas moving rod 9 controls blast furnace gas thallium 15.Each axle supports fixing by two brackets 4.
Three moving rods are connected with waste gas thallium, blast furnace gas thallium, large air door and little air door with lever and cam respectively by three tie rods, control waste gas thallium, blast furnace gas thallium, large air door and little air door and carry out open and close action by specified procedure.
When using complex thermal coke binary exchange shutter of the present invention, first I type is connected with coke oven by being connected bottom flue interface B1, B2 in the same side with II type, type III and IV type are connected with coke oven by being connected bottom flue interface B1, B2 in the same side, and I type and IV type are over there, II type and type III opposite.
The sequence of operation of linkage assembly is as follows:
(I type, IV type)
Towards coke oven, move waste gas thallium large air door moving rod 7 when rotating from right to left, the large air door moving rod 7 of waste gas thallium is with moving axis 527 to rotate, and axle 527 rotates and drives strong wind door cam lever 11, connects large air door 12 by large throttle linkage 10, makes large air door 12 start to fall.The large air door moving rod 7 of waste gas thallium rotates through connecting rod 118 and cam driven axle 119 rotates, and is with moving axis 322 to rotate again by connecting rod 221 simultaneously.Axle 119 rotates and drives waste gas thallium sectional wheel 6-2 to rotate, and is connected make waste gas thallium 17 start to mention by chain 5, and axle 322 rotates and drives waste gas thallium sectional wheel 6-1 to rotate simultaneously, is connected make another waste gas thallium 17 synchronously start to mention by chain (5).When the large air door moving rod 7 of waste gas thallium forwards certain angle to, large air door 12 is closed completely.The large air door moving rod 7 of waste gas thallium continues to forward certain angle to, and waste gas thallium 17 is mentioned completely.Stop certain hour according to the operation of coke oven technique, the large air door moving rod 7 of waste gas thallium rotates from left to right again, and its sequence of operation is: and waste gas thallium 17 starts to fall → large air door 12 starts to mention → waste gas thallium 17 falls completely → and large air door 12 mentions completely.
When blast furnace gas moving rod 9 rotates from left to right, band moving axis 426 rotates, and axle 426 rotates and drives blast furnace gas sectional wheel 13 to rotate, and connected by chain 5 and blast furnace gas thallium 15 is fallen, blast furnace gas moving rod 9 forwards certain angle to, and blast furnace gas thallium 15 falls completely.Stop certain hour according to the operation of coke oven technique, blast furnace gas moving rod 9 rotates round about, and blast furnace gas thallium 15 is mentioned.
When little air door moving rod 8 rotates from right to left, band moving axis 220 and little air door cam lever 24 rotate, and by connecting little throttle linkage 25, little air door 23 are fallen.Stop certain hour according to the operation of coke oven technique, little air door moving rod 8 rotates round about, and little air door 23 is opened.
(II type, type III)
Towards coke oven, move main moving rod 7 when rotating from right to left, main moving rod 7 is with moving axis 527 to rotate, and axle 527 rotates through connecting rod 218 and is with moving axis 119 to rotate, and axle 119 rotates, and is with moving axis 322 to rotate again by connecting rod 221 simultaneously.Axle 322 rotates and drives waste gas thallium sectional wheel 6-1 to rotate, and is connected make waste gas thallium 17 start to fall by chain 5, and axle 119 rotates and drives waste gas thallium sectional wheel 6-2 to rotate simultaneously, is connected make another waste gas thallium 17 synchronously start to fall by chain 5.Main moving rod 7 rotates, and drives large air door cam lever 11 to rotate, connects large air door 12 by large throttle linkage 10, make large air door start to open.Main moving rod 7 turns to certain angle, and waste gas thallium 17 falls completely.Main moving rod 7 is rotated further certain angle, and large air door 12 is opened completely.Stop certain hour according to the operation of coke oven technique, main moving rod 7 rotates from left to right again, and its sequence of operation is: large air door start closedowns → waste gas thallium mention completely → greatly air door close completely → waste gas thallium starts to mention.
When blast furnace gas moving rod 9 rotates from left to right, band moving axis 426 rotates, and axle 426 rotates and drives blast furnace gas sectional wheel 13 to rotate, and connected by chain 5 and blast furnace gas thallium 15 is mentioned, blast furnace gas moving rod 9 forwards certain angle to, and blast furnace gas thallium 15 is mentioned completely.Stop certain hour according to the operation of coke oven technique, blast furnace gas moving rod 9 rotates round about, and blast furnace gas thallium 15 falls.
When little air door moving rod 8 rotates from right to left, band moving axis 220 and little air door cam lever 24 rotate, and by connecting little throttle linkage 25, little air door 23 are opened.Stop certain hour according to the operation of coke oven technique, little air door moving rod 8 rotates round about, and little air door 23 is closed.
Claims (8)
1. a complex thermal coke binary exchange shutter, it comprises valve body (2), upper housing (14), little air door (23), large air door (12), blast furnace gas thallium (15), waste gas thallium (17), blast furnace gas pipe connecting (16), flue bent pipe interface (1) be connected bottom flue interface (B1, B2), it is characterized in that valve body (2) lower end is flue bent pipe interface (1), there are two exhaust gas inlet valve body (2) upper end, valve body (2) top is fixed with upper housing (14), upper housing (14) one end is cover plate (3), the other end is 2 bottom flue Link Port (B1, B2), upper housing (14) is separate two chambeies, the below in each chamber is connected respectively with the exhaust gas inlet of valve body (2), there is a waste gas thallium (17) at each exhaust gas inlet place, there is blast furnace gas pipe connecting (16) below in a wherein chamber of upper housing (14), there is blast furnace gas thallium (15) on blast furnace gas pipe connecting (16) top, the bottom of blast furnace gas pipe connecting (16) is blast furnace gas import (A), little air door (23) is had above this chamber, and there is large air door (12) top in another chamber, the top of upper housing (14) is by bracket (4) stationary links mechanism.
2. a kind of complex thermal coke binary exchange shutter as claimed in claim 1, it is characterized in that the linkage assembly described in described company adopts five axle three moving rods to control two waste gas thalliums (17), a blast furnace gas thallium (15), a large air door (12) and a little air door (23), waste gas thallium large air door moving rod (7) controls two waste gas thalliums (17) and a large air door (12), the opening and closing of two waste gas thalliums (17) and a large air door (12) is reverse, little air door moving rod 8 controls little air door (23), blast furnace gas moving rod (9) controls blast furnace gas thallium (15).
3. a kind of complex thermal coke binary exchange shutter as claimed in claim 2, is characterized in that described each axle is fixed by the support of two brackets (4).
4. a kind of complex thermal coke binary exchange shutter as claimed in claim 1, is characterized in that described complex thermal coke binary exchange shutter is divided into I type, II type, type III and IV type four kinds of models.
5. a kind of complex thermal coke binary exchange shutter as claimed in claim 4, when it is characterized in that described I type is towards coke oven, axle 3 (22), axle 4 (26) are on the left side of little air door, and axle 2 (20) is on the right side of little air door.Axle 1 (19) is on the left side of large air door, and axle 5 (27) is on the right side of large air door.
6. a kind of complex thermal coke binary exchange shutter as claimed in claim 4, it is characterized in that described II type: during towards coke oven, axle 3 (22), axle 4 (26) are on the right side of little air door, and axle 2 (20) is on the left side of little air door.Axle 1 (19) is on the right side of large air door, and axle 5 (27) is on the left side of large air door.
7. a kind of complex thermal coke binary exchange shutter as claimed in claim 4, when it is characterized in that described type III is towards coke oven, axle 3 (22), axle 4 (26) are on the right side of little air door, and axle 2 (20) is on the left side of little air door.Axle 1 (19) is on the right side of large air door, and axle 5 (27) is on the left side of large air door.
8. a kind of complex thermal coke binary exchange shutter as claimed in claim 4, when it is characterized in that described IV type is towards coke oven, axle 3 (22), axle 4 (26) are on the left side of little air door, and axle 2 (20) is on the right side of little air door.Axle 1 (19) is on the left side of large air door, and axle 5 (27) is on the right side of large air door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410796328.9A CN104498056A (en) | 2014-12-19 | 2014-12-19 | Binary exchanging shutter of complex thermal coke oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410796328.9A CN104498056A (en) | 2014-12-19 | 2014-12-19 | Binary exchanging shutter of complex thermal coke oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104498056A true CN104498056A (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410796328.9A Pending CN104498056A (en) | 2014-12-19 | 2014-12-19 | Binary exchanging shutter of complex thermal coke oven |
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| Country | Link |
|---|---|
| CN (1) | CN104498056A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107497435A (en) * | 2017-09-29 | 2017-12-22 | 武汉瑞科兴业科技有限公司 | A kind of iron-based denitrating catalyst preparation facilities |
| CN113278424A (en) * | 2021-06-08 | 2021-08-20 | 中冶焦耐(大连)工程技术有限公司 | Waste gas shutter capable of realizing automatic adjustment |
| CN115125012A (en) * | 2022-07-27 | 2022-09-30 | 山东东尊华泰环保科技有限公司 | Reversing device and reversing method for VOCs waste gas entering reheating coke oven combustion |
-
2014
- 2014-12-19 CN CN201410796328.9A patent/CN104498056A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107497435A (en) * | 2017-09-29 | 2017-12-22 | 武汉瑞科兴业科技有限公司 | A kind of iron-based denitrating catalyst preparation facilities |
| CN113278424A (en) * | 2021-06-08 | 2021-08-20 | 中冶焦耐(大连)工程技术有限公司 | Waste gas shutter capable of realizing automatic adjustment |
| CN115125012A (en) * | 2022-07-27 | 2022-09-30 | 山东东尊华泰环保科技有限公司 | Reversing device and reversing method for VOCs waste gas entering reheating coke oven combustion |
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