CN110117494A - A kind of method for cleaning of 5.5 meters of tamping coke furnaces chute mouth tamper - Google Patents
A kind of method for cleaning of 5.5 meters of tamping coke furnaces chute mouth tamper Download PDFInfo
- Publication number
- CN110117494A CN110117494A CN201810123399.0A CN201810123399A CN110117494A CN 110117494 A CN110117494 A CN 110117494A CN 201810123399 A CN201810123399 A CN 201810123399A CN 110117494 A CN110117494 A CN 110117494A
- Authority
- CN
- China
- Prior art keywords
- chamber
- tamper
- cleaning
- regenerative chamber
- meters
- 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
Classifications
-
- 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
- C10B43/00—Preventing or removing incrustations
- C10B43/02—Removing incrustations
- C10B43/04—Removing incrustations by mechanical means
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Coke Industry (AREA)
Abstract
A kind of method for cleaning of 5.5 meters of tamping coke furnaces chute mouth tamper, characterized by the following steps: a, coke oven regenerator heat preservation is carried out with ceramic fiber blanket, b, stewing furnace, buffering furnace are set, c, operator enters in regenerative chamber, d, operator's cleaning, dredging chute mouth tamper, e, chute mouth tamper is cleared up, and f, recovery, is built regenerator lattice brick and protection wall, is resumed production.There is the method for cleaning of 5.5 meters of tamping coke furnace chute mouth tampers of the invention cleaning dredging step to design reasonable, strong operability; dredging construction quality is safe and reliable, treated flue combustion case has very big change than before; coke mature condition is improved; horizontally-arranged uniformity further increases; preferably protection coking furnace shaft, extension coke oven service life, reduce the advantages that dredging cost.
Description
Technical field
The invention belongs to stoves to overhaul field, specifically, being a kind of cleaning of 5.5 meters of tamping coke furnace chute mouth tampers
Method.
Background technique
Coke oven chute area is between combustion chamber and regenerative chamber, and internal temperature is between 1100~1300 DEG C.Its internal junction
Structure is complicated, arranges various channels, including chute, brick gas passage etc., their mutual distances are close, respectively walks each gas, and
Differing pressure is larger between ascending air and down current, but mustn't blowby.Coke oven is difficult in masonry or long-term production process
Exempt from have the case where individual chutes will appear blocking, with the passage of production time, the more long-pending chute tamper the bigger, coke oven combustion chamber
The blocking of chute mouth can make here various airflows it is unsmooth, burn insufficient, combustion chamber heating is uneven, brings to coke oven heating
Biggish security risk, coke quality also will receive different degrees of influence.To restore the normal heating cycle of coke oven, meet burnt
Furnace production needs, and need to clear up blocking chute.
Fig. 1 is 5.5 meters of tamping coke furnace chute mouth tamper schematic diagrames of the embodiment of the present invention.Previous method for cleaning, has
Flue is goed deep into from the peephole of furnace roof using long pricker, is directed at the chute mouth of blocking, using the strength of people to chute mouth tamper
Crushing and clearing is carried out, this method is easily damaged chute mouth, does not also allow easy to clean chute mouth tamper；In addition chute mouth tamper is fallen
Enter regenerative chamber and also blocks checker brick hole.There are also using cutting coke oven combustion chamber wall, formation operation hole, to chute mouth tamper
It is cleared up, how to build heating wall again.This method energy thorough cleaning chute mouth tamper, but the disadvantage is that coke oven combustion
Wall damage in room is big, and chute mouth tamper falls into regenerative chamber and also blocks checker brick hole, influences to produce.
Therefore known chute mouth tamper cleaning engineering there are problems that it is above-mentioned various inconvenient and.
Summary of the invention
The purpose of the present invention is to propose a kind of 5.5 meters of tamping coke furnace chute mouths for entering personnel from coke oven regenerator
The method for cleaning of tamper.
To achieve the above object, the technical solution of the invention is as follows:
A kind of method for cleaning of 5.5 meters of tamping coke furnaces chute mouth tamper, it is characterised in that the following steps are included:
A, coke oven regenerator heat preservation is carried out with ceramic fiber blanket
After coke oven regenerator checker brick remove 12 layers of top, it is laid with 50mm thickness ceramic fiber blanket on checker brick, is then covered with springboard；?
Using ceramic fibre binder adhering method, all bonding is laid with 50mm thickness ceramic fiber blanket, regenerative chamber wall to two regenerative chamber metopes
The ceramic fiber blanket that face is laid with surrounding in brush ceramic fibre binder should brush more, and ceramic fiber blanket and metope is made to be bonded jail
Gu preventing metope from conducting heat；Regenerator top is fine in the thick ceramics of regenerator top laying 50mm using the method for elasticity bolt support
Tie up felt；The laying direction of ceramic fiber blanket from protection wall outside regenerative chamber wall to carrying out at regenerative chamber within the walls center partition；
B, stewing furnace, buffering furnace are set
When the corresponding chute of 14#, 15# flue to 18# regenerative chamber is dredged, 16#-18# cokery side fire door, bell are close
Close, reduction coke burning is obturaged, carries out boiling in a covered pot over a slow fire furnace first after 16#, 17# and 18# carbonization chamber coke are mature, even if coke is retained in
It is not released in carbonization chamber, comes into effect cooling: being first shut off adding for the i.e. combustion chamber 17#, 18# in the corresponding combustion chamber of 18# regenerative chamber
Heating gas stops gas operation, and waste gas system is kept normally to exchange work, and cooling rate is daily 80 DEG C, when 18# burning room temperature
Degree is when being down to 950 DEG C, closes the corresponding shutter air door of 18# regenerative chamber and falls exhaust gas and sticks together, and prevents exhaust gas from playing a reversed role, by 15# and 19#
Carbonization chamber extends coking time, makes coking time as buffering furnace even if 15# and 19# carbonization chamber keep low temperature≤1000 DEG C
48 hours, remaining carbonization chamber normally produced, and 16# and the combustion chamber 19# maintain temperature at >=1000 DEG C, 15# and 20# chamber temperature
1100 DEG C are maintained, remaining combustion chamber normal heating；16#-18# carbonization chamber boils in a covered pot over a slow fire furnace for a long time, avoids carbonization chamber negative pressure；
C, operator enters in regenerative chamber
1.5 meters of regenerator sealing wall are being removed, after clawing 12 layers of the top in regenerative chamber the inside checker brick, is preventing cold air from entering combustion chamber,
It is laid with ceramic fiber blanket on remaining checker brick in regenerative chamber, and in regenerative chamber both walls, regenerator top patch ceramics fibre
Felt is tieed up, after setting up springboard, operator, which enters in regenerative chamber, prepares cleaning, dredging chute mouth tamper；In addition, comparing to create
Good working environment, is passed through compressed air；
D, operator's cleaning, dredging chute mouth tamper
After finding the corresponding chute of flue, regenerator sealing wall, checker brick are removed, take off protection wall or checker brick prevents from scalding in the process
Wound；By three operators in regenerative chamber, stand on the springboard for removing remaining checker brick, using pneumatic pick and long hammer drill to chute
Tamper is crushed, is dredged, and the other three operator is put into long 8 meters of φ 10mm steel bars, the end of steel bar from furnace roof peephole
Head welds 1.5 meters long of the thick chain of φ 10mm, and thick chain is put into chute mouth, on the one hand can be dredged in chute from top to bottom
On the other hand small tamper checks whether tamper is cleaned out；Operator, which enters accumulation of heat chamber clean construction period, to keep
Regenerative chamber lower part corridor platform fan running, to keep divulging information；Construction period will send special messenger to wear carbonic oxide alarm monitoring
Live gas concentration；
E, after chute mouth tamper cleans out, disintegrating slag on Yao Qingli regenerative chamber springboard, all pull down, remove ceramic fiber blanket,
Elasticity bolt and springboard；
F, recovery, masonry regenerator lattice brick and protection wall
Regenerator lattice brick is reloaded regenerative chamber, then protection wall is built by former design, builds Shi Yingbao in each regenerative chamber
Card has 1-2 electric lights, and lamp voltage should be≤36V safe voltage；Regenerator lattice brick and protection wall masonry finish, and restore 18#
The corresponding shutter of regenerative chamber is to normal condition, and 17#、18#Combustion chamber restore normal heating control heating rate be daily 60 DEG C, 3
When it rises to 1050 DEG C, stewing oven coke is released, coalings, resumes production again.
The method for cleaning of 5.5 meters of tamping coke furnace chute mouth tampers of the invention can also using technical measures below come
It further realizes.
Method above-mentioned, wherein the laying height of the regenerative chamber metope ceramic fiber blanket >=1800 mm.
Method above-mentioned, wherein two pieces of ceramic fiber blanket seam crossings will be accomplished closely to connect in ceramic fiber blanket laying
Touching, gap are less than 2mm.
Method above-mentioned, wherein daily 80 DEG C of the cooling rate, small by closing shutter if cooling rate is too fast
Turnover panel aperture is adjusted with shutter shutter is reduced.
Method above-mentioned, wherein the operator enters inside regenerative chamber must wear CO alarm and O simultaneously2Alarm
Device.
Method above-mentioned, wherein it is described when stopping gas operation, it Guan Kaoke, unloads handle and special messenger is arranged to confirm, and reported with CO
Alert device measuring diaphragm box position CO content.
After adopting the above technical scheme, the method for cleaning of 5.5 meters of tamping coke furnace chute mouth tampers of the invention have with
Lower advantage:
1, cleaning dredging step designs reasonable, strong operability；
2, dredging construction quality is safe and reliable, treated flue combustion case has very big change than before, and coke is mature
Situation is improved, and horizontally-arranged uniformity further increases；
3, it preferably protects coke oven, extend coke oven service life, reduce dredging cost.
Detailed description of the invention
Fig. 1 is 5.5 meters of tamping coke furnace chute mouth tamper schematic diagrames of the embodiment of the present invention；
Fig. 2 is the elasticity bolt structural schematic diagram of the embodiment of the present invention；
Fig. 3 is the embodiment of the present invention in the indoor cleaning dredging schematic diagram of accumulation of heat；
Fig. 4 is coke oven state diagram when dredging to 18# accumulation of heat chamber clean of the embodiment of the present invention；
Fig. 5 is the embodiment of the present invention stewing furnace is arranged when dredging to 18# accumulation of heat chamber clean, buffers furnace schematic diagram.
In figure: 1 regenerative chamber, 2 chute mouths, 3 combustion chambers, 4 tampers, 5 fibrofelts, 6 remove the operating space after checker brick,
7 springboards, 8 checker brick, 9 single walls, 10 regenerator sealing walls, 11 main walls, 12 bolts, 13 iron plates, 14 bolt sleeves.
Specific embodiment
With reference to embodiments and its attached drawing further explains the present invention.
Embodiment 1
Referring now to Fig. 3, Fig. 3 is the embodiment of the present invention in the indoor cleaning dredging schematic diagram of accumulation of heat.5.5 meters of the present invention makes firm by ramming
The method for cleaning of coke oven chute mouth tamper, comprising the following steps:
A, coke oven Insulation is taken
After coke oven regenerator checker brick removes 12 layers of top, it is laid with 50mm thickness ceramic fiber blanket on checker brick, is then covered with thick springboard,
Two regenerative chamber metopes are all laid with 50mm thickness ceramic fiber blanket, and being laid with height is 1800 mm or so.Fig. 2 is that the present invention is implemented
The elasticity bolt structural schematic diagram of example.Regenerator top supports regenerative chamber metope using elasticity bolt, is laid with 50mm thickness pottery above
Porcelain fibrofelt；The ceramic fiber blanket that regenerative chamber metope is laid with is bonded using ceramic fibre binder, and surrounding is answered more when brush binder
It is some, to guarantee that ceramic fiber blanket and metope bonding are secured；Prevent metope from conducting heat, 2 pieces of ceramic fiber blanket seam crossings will be accomplished tightly
Contiguity touching, gap are less than 2mm.Be laid with direction from protection wall outside regenerative chamber wall to carrying out at regenerative chamber within the walls center partition.Maintenance
After the completion, ceramic fiber blanket, elasticity bolt and springboard will be removed all；
B, stewing furnace, buffering furnace are set
Fig. 4 is coke oven state diagram when dredging to 18# accumulation of heat chamber clean of the embodiment of the present invention, and Fig. 5 is pair of the embodiment of the present invention
Stewing furnace, buffering furnace schematic diagram are set when 18# accumulation of heat chamber clean is dredged.Such as to 18#Combustion chamber 14#、15#Flue chute carries out
Dredging.First to 16#、17#With 18#Furnace (coke is retained in carbonization chamber and does not release) is boiled in a covered pot over a slow fire after carbonization chamber coke is mature, starts to drop
Temperature.Cool-down method are as follows: close the corresponding combustion chamber i.e. 17 of 18# regenerative chamber#、18#The heating gas of combustion chamber keeps waste gas system
Normal exchange work, cooling rate is daily 80 DEG C, can be by closing the small turnover panel aperture of shutter and reducing if cooling rate is too fast
Shutter shutter is adjusted.When 18#When chamber temperature is down to 950 DEG C, 18 are closed#The corresponding shutter air door of regenerative chamber is simultaneously
It falls exhaust gas to stick together, 15#With 19#Carbonization chamber is as buffering furnace (keeping 1000 DEG C of low temperature or so, extend coking time), coking time
48 hours, remaining carbonization chamber normally produced, and 16#With 19#Combustion chamber maintains temperature at 1000 DEG C or so, 15#With 20#Burning room temperature
Degree maintains 1100 DEG C, remaining combustion chamber normal heating；
C, it is laid with Insulation, removes regenerator sealing wall checker brick, dredging chute
About 1.5 meters of regenerator sealing wall are removed, 12 layers or so of checker brick top inside regenerative chamber is clawed, prevents cold air from entering burning
Room is laid with ceramic fiber blanket on remaining checker brick in regenerative chamber and springboard, operator enters in regenerative chamber, in regenerative chamber two
Paste ceramic fiber blanket on side wall and top；In addition, compressed air can be passed through in order to create relatively good working environment；
D, regenerator sealing wall checker brick, dredging chute are removed
The corresponding chute of corresponding flue is found, operator stands on the springboard of remaining checker brick in regenerative chamber, uses wind
Pick and long hammer drill are crushed chute tamper, are dredged.Other 3 operators are put into long 8 meters of φ from furnace roof peephole
10mm steel bar, the end of steel bar weld 1.5 meters long of the thick chain of φ 10mm, thick chain are put into chute mouth, on the one hand can be from
On dredge the small tamper in chute down, on the other hand check whether tamper is cleaned out；
E, regenerator lattice brick and protection wall are built
Disintegrating slag on regenerative chamber springboard is cleared up after dredging, ceramic fiber blanket, elasticity bolt and springboard is pulled down, regenerative chamber grid
Brick reloads regenerative chamber, then builds protection wall by former design.
Regenerator lattice brick and protection wall masonry finish, and restore 18#The corresponding shutter of regenerative chamber is to normal condition, and 17#、18#
It is daily 60 DEG C, when rising to 1050 DEG C within 3 days that normal heating control heating rate is restored in combustion chamber, releases stewing oven coke, fills again
Coal；
F, safety notice
1, personnel enter inside regenerative chamber must wear CO alarm and O simultaneously2Alarm.
2, it when stopping gas operation, Guan Kaoke, unloads handle and special messenger is arranged to confirm, and with CO alarm measuring diaphragm box position
CO content.
3, construction period should keep regenerative chamber lower part corridor platform fan running to keep divulging information.
4, take off protection wall or checker brick prevents from scalding in the process.
5, construction period will send special messenger to wear carbonic oxide alarm and guard live gas concentration.
6,1-2 lamps should ensure that when building in each regenerative chamber, and lamp voltage should be safe voltage (≤36V)
7, before personnel enter regenerative chamber construction, 18 are fallen#-21#Exhaust gas thallium, prevents exhaust gas from playing a reversed role.
8、16#-18#Cokery side fire door, bell sealing are tight, reduce coke burning.
9、16#-18#Carbonization chamber boils in a covered pot over a slow fire furnace for a long time, avoids carbonization chamber negative pressure.
In the present embodiment, to 18#Combustion chamber 14#、15#Flue chute carries out dredging and makees example, also can be with same
The cleaning of method processing other combustion chamber chute mouth tampers of coke oven.
The present invention has substantive distinguishing features and significant technological progress, 5.5 meters of tamping coke furnace chute mouths blocking of the invention
The method for cleaning of object, low, the wider feature of regenerative chamber using 5.5 meters of tamping coke furnace accumulation of heat room temperatures, operator store from coke oven
Hot cell enters, and clears up below chute mouth tamper, and tamper cleaning is thoroughly clean, and tamper will not fall into accumulation of heat
Room blocks checker brick hole, will not cause to damage to coke oven heating wall.Treated flue combustion case is than before
There is very big change, coke mature condition is improved, and horizontally-arranged uniformity further increases, and ensure that coke quality, while being coke
The normal operation of furnace establishes good basis.
The method for cleaning of 5.5 meters of tamping coke furnace chute mouth tampers of the invention is oblique in the cleaning blocking of certain coke-oven plant 1# coke oven
It is used in road engineering, significant effect, protection coke oven extends coke oven service life.
Above embodiments are used for illustrative purposes only, rather than limitation of the present invention, the technology people in relation to technical field
Member, without departing from the spirit and scope of the present invention, can also make various transformation or variation.Therefore, all equivalent
Technical solution also should belong to scope of the invention, should be limited by each claim.
Claims (6)
1. a kind of method for cleaning of 5.5 meters of tamping coke furnace chute mouth tampers, it is characterised in that the following steps are included:
A, coke oven regenerator heat preservation is carried out with ceramic fiber blanket
After coke oven regenerator checker brick remove 12 layers of top, it is laid with 50mm thickness ceramic fiber blanket on checker brick, is then covered with springboard；?
Using ceramic fibre binder adhering method, all bonding is laid with 50mm thickness ceramic fiber blanket, regenerative chamber wall to two regenerative chamber metopes
The ceramic fiber blanket that face is laid with surrounding in brush ceramic fibre binder should brush more, and ceramic fiber blanket and metope is made to be bonded jail
Gu preventing metope from conducting heat；Regenerator top is fine in the thick ceramics of regenerator top laying 50mm using the method for elasticity bolt support
Tie up felt；The laying direction of ceramic fiber blanket from protection wall outside regenerative chamber wall to carrying out at regenerative chamber within the walls center partition；
B, stewing furnace, buffering furnace are set
When the corresponding chute of 14#, 15# flue to 18# regenerative chamber is dredged, 16#-18# cokery side fire door, bell are close
Close, reduction coke burning is obturaged, carries out boiling in a covered pot over a slow fire furnace first after 16#, 17# and 18# carbonization chamber coke are mature, even if coke is retained in
It is not released in carbonization chamber, comes into effect cooling: being first shut off adding for the i.e. combustion chamber 17#, 18# in the corresponding combustion chamber of 18# regenerative chamber
Heating gas stops gas operation, and waste gas system is kept normally to exchange work, and cooling rate is daily 80 DEG C, when 18# burning room temperature
Degree is when being down to 950 DEG C, closes the corresponding shutter air door of 18# regenerative chamber and falls exhaust gas and sticks together, and prevents exhaust gas from playing a reversed role, by 15# and 19#
Carbonization chamber extends coking time, makes coking time as buffering furnace even if 15# and 19# carbonization chamber keep low temperature≤1000 DEG C
48 hours, remaining carbonization chamber normally produced, and 16# and the combustion chamber 19# maintain temperature at >=1000 DEG C, 15# and 20# chamber temperature
1100 DEG C are maintained, remaining combustion chamber normal heating；16#-18# carbonization chamber boils in a covered pot over a slow fire furnace for a long time, avoids carbonization chamber negative pressure；
C, operator enters in regenerative chamber
1.5 meters of regenerator sealing wall are being removed, after clawing 12 layers of the top in regenerative chamber the inside checker brick, is preventing cold air from entering combustion chamber,
It is laid with ceramic fiber blanket on remaining checker brick in regenerative chamber, and in regenerative chamber both walls, regenerator top patch ceramics fibre
Felt is tieed up, after setting up springboard, operator, which enters in regenerative chamber, prepares cleaning, dredging chute mouth tamper；In addition, comparing to create
Good working environment, is passed through compressed air；
D, operator's cleaning, dredging chute mouth tamper
After finding the corresponding chute of flue, regenerator sealing wall, checker brick are removed, take off protection wall or checker brick prevents from scalding in the process
Wound；By three operators in regenerative chamber, stand on the springboard for removing remaining checker brick, using pneumatic pick and long hammer drill to chute
Tamper is crushed, is dredged, and the other three operator is put into long 8 meters of φ 10mm steel bars, the end of steel bar from furnace roof peephole
Head welds 1.5 meters long of the thick chain of φ 10mm, and thick chain is put into chute mouth, on the one hand can be dredged in chute from top to bottom
On the other hand small tamper checks whether tamper is cleaned out；Operator, which enters accumulation of heat chamber clean construction period, to keep
Regenerative chamber lower part corridor platform fan running, to keep divulging information；Construction period will send special messenger to wear carbonic oxide alarm monitoring
Live gas concentration；
E, after chute mouth tamper cleans out, disintegrating slag on Yao Qingli regenerative chamber springboard, all pull down, remove ceramic fiber blanket,
Elasticity bolt and springboard；
F, recovery, masonry regenerator lattice brick and protection wall
Regenerator lattice brick is reloaded regenerative chamber, then protection wall is built by former design, builds Shi Yingbao in each regenerative chamber
Card has 1-2 electric lights, and lamp voltage should be≤36V safe voltage；Regenerator lattice brick and protection wall masonry finish, and restore 18#
The corresponding shutter of regenerative chamber is to normal condition, and 17#、18#Combustion chamber restore normal heating control heating rate be daily 60 DEG C, 3
When it rises to 1050 DEG C, stewing oven coke is released, coalings, resumes production again.
2. the method for cleaning of 5.5 meters of tamping coke furnaces chute mouth tamper as described in claim 1, which is characterized in that the storage
The laying height of hot cell metope ceramic fiber blanket >=1800 mm.
3. the method for cleaning of 5.5 meters of tamping coke furnaces chute mouth tamper as described in claim 1, which is characterized in that the pottery
During porcelain fibrofelt is laid with, two pieces of ceramic fiber blanket seam crossings will be accomplished to be in close contact, and gap is less than 2mm.
4. the method for cleaning of 5.5 meters of tamping coke furnaces chute mouth tamper as described in claim 1, which is characterized in that described every
Days 80 DEG C of cooling rate, if cooling rate is too fast, by close the small turnover panel aperture of shutter and reduce shutter shutter come
It adjusts.
5. the method for cleaning of 5.5 meters of tamping coke furnaces chute mouth tamper as described in claim 1, which is characterized in that the behaviour
CO alarm and O must be worn simultaneously by entering inside regenerative chamber as worker2Alarm.
6. the method for cleaning of 5.5 meters of tamping coke furnaces chute mouth tamper as described in claim 1, which is characterized in that described to stop
It when gas operation, Guan Kaoke, unloads handle and special messenger is arranged to confirm, and with CO alarm measuring diaphragm box position CO content.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810123399.0A CN110117494A (en) | 2018-02-07 | 2018-02-07 | A kind of method for cleaning of 5.5 meters of tamping coke furnaces chute mouth tamper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810123399.0A CN110117494A (en) | 2018-02-07 | 2018-02-07 | A kind of method for cleaning of 5.5 meters of tamping coke furnaces chute mouth tamper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110117494A true CN110117494A (en) | 2019-08-13 |
Family
ID=67520066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810123399.0A Pending CN110117494A (en) | 2018-02-07 | 2018-02-07 | A kind of method for cleaning of 5.5 meters of tamping coke furnaces chute mouth tamper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110117494A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110540842A (en) * | 2019-08-22 | 2019-12-06 | 五冶集团上海有限公司 | Furnace body repairing method for recycling coke oven after overall shutdown |
| CN112457869A (en) * | 2019-09-06 | 2021-03-09 | 中国五冶集团有限公司 | Method for repairing regenerative chamber after coke oven integral shutdown |
| CN114058385A (en) * | 2021-11-22 | 2022-02-18 | 马鞍山钢铁股份有限公司 | Side flame path temperature regulation and control method for coke oven in long coking time |
| CN114790395A (en) * | 2021-01-26 | 2022-07-26 | 山西太钢不锈钢股份有限公司 | Heat preservation process for thermal state overhaul of coke oven regenerator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11302658A (en) * | 1998-04-23 | 1999-11-02 | Sumitomo Metal Ind Ltd | Method for charging coal into coke oven and apparatus therefor |
| CN1923953A (en) * | 2006-09-22 | 2007-03-07 | 中国第一冶金建设有限责任公司 | Method for retaining cleaning of 7.63m coke oven in building process |
| CN104357067A (en) * | 2014-10-14 | 2015-02-18 | 辽宁中弘信冶金技术有限公司 | Coke oven maintenance method |
| CN106753449A (en) * | 2016-12-09 | 2017-05-31 | 李洪泽 | A kind of method for clearing up coke oven chute |
| CN206385077U (en) * | 2017-01-05 | 2017-08-08 | 马龙县明龙焦化实业有限公司 | A kind of Novel stamp-charging coke oven |
-
2018
- 2018-02-07 CN CN201810123399.0A patent/CN110117494A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11302658A (en) * | 1998-04-23 | 1999-11-02 | Sumitomo Metal Ind Ltd | Method for charging coal into coke oven and apparatus therefor |
| CN1923953A (en) * | 2006-09-22 | 2007-03-07 | 中国第一冶金建设有限责任公司 | Method for retaining cleaning of 7.63m coke oven in building process |
| CN104357067A (en) * | 2014-10-14 | 2015-02-18 | 辽宁中弘信冶金技术有限公司 | Coke oven maintenance method |
| CN106753449A (en) * | 2016-12-09 | 2017-05-31 | 李洪泽 | A kind of method for clearing up coke oven chute |
| CN206385077U (en) * | 2017-01-05 | 2017-08-08 | 马龙县明龙焦化实业有限公司 | A kind of Novel stamp-charging coke oven |
Non-Patent Citations (1)
| Title |
|---|
| В.А.ВОЛОДЧЕНКО: "《炼焦炉的热补与冷修》", 31 October 1953, 重工业出版社 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110540842A (en) * | 2019-08-22 | 2019-12-06 | 五冶集团上海有限公司 | Furnace body repairing method for recycling coke oven after overall shutdown |
| CN110540842B (en) * | 2019-08-22 | 2021-08-13 | 五冶集团上海有限公司 | Furnace body repairing method for recycling coke oven after overall shutdown |
| CN112457869A (en) * | 2019-09-06 | 2021-03-09 | 中国五冶集团有限公司 | Method for repairing regenerative chamber after coke oven integral shutdown |
| CN114790395A (en) * | 2021-01-26 | 2022-07-26 | 山西太钢不锈钢股份有限公司 | Heat preservation process for thermal state overhaul of coke oven regenerator |
| CN114790395B (en) * | 2021-01-26 | 2023-12-29 | 山西太钢不锈钢股份有限公司 | Thermal insulation process for thermal state overhaul of coke oven regenerator |
| CN114058385A (en) * | 2021-11-22 | 2022-02-18 | 马鞍山钢铁股份有限公司 | Side flame path temperature regulation and control method for coke oven in long coking time |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110117494A (en) | A kind of method for cleaning of 5.5 meters of tamping coke furnaces chute mouth tamper | |
| US20220204859A1 (en) | System and method for repairing a coke oven | |
| US4452749A (en) | Method of repairing hot refractory brick walls | |
| CN102424753B (en) | Method for repairing bricks at bottom of carbonization chamber of large coke oven | |
| CN106753449B (en) | A method of cleaning coke oven chute | |
| CN101899545B (en) | On-line changing method of hot blast main duct of blast furnace | |
| CN103776270A (en) | Calcium carbide sensible heat recovery equipment and method for calcium carbide furnace | |
| CN105542800A (en) | Construction method for heavy maintenance of coke dry quenching furnace liner | |
| JP5347598B2 (en) | Insulating plate for hot repair of coke oven furnace wall and method for shutting off repaired and non-repaired parts during hot repair | |
| CN110540842B (en) | Furnace body repairing method for recycling coke oven after overall shutdown | |
| CN106032469A (en) | Coke oven regenerative chamber checker brick on-line replacing method | |
| CN210420015U (en) | Blast furnace front cast house totally enclosed dust excluding hood | |
| CN103776271A (en) | Calcium carbide sensible heat recovery equipment for calcium carbide furnace | |
| CN103710034A (en) | Thermal state replacement and maintenance method for heat recovery coke oven gas collector | |
| CN104073269B (en) | Coke oven charcoal bottom brick degree of depth method for maintaining | |
| CN203798180U (en) | Calcium carbide furnace calcium carbide sensible heat recovery device | |
| RU2479812C1 (en) | Taphole brick | |
| CN211291045U (en) | High-efficient environmental protection's carborundum smelting furnace | |
| CN109652100B (en) | Method for improving production environment based on 6-meter coke oven top overhaul | |
| CN110849151A (en) | High-efficient environmental protection's carborundum smelting furnace | |
| JP3562346B2 (en) | Repair method of coke oven wall | |
| CN109097072B (en) | Coke oven flue reinforcement maintenance method | |
| JP4123975B2 (en) | Coke oven wall repair method | |
| CN210117355U (en) | Novel blanking double-fork chute capable of realizing one-time dust removal of dry quenching coke | |
| CN213739543U (en) | Closed dust excluding hood in iron notch area of blast furnace front cast house |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190813 |
|
| RJ01 | Rejection of invention patent application after publication |