CN209397157U - A kind of closed decoking system of coke drum - Google Patents
A kind of closed decoking system of coke drum Download PDFInfo
- Publication number
- CN209397157U CN209397157U CN201822274345.2U CN201822274345U CN209397157U CN 209397157 U CN209397157 U CN 209397157U CN 201822274345 U CN201822274345 U CN 201822274345U CN 209397157 U CN209397157 U CN 209397157U
- Authority
- CN
- China
- Prior art keywords
- coke
- cutting water
- coke drum
- roller type
- tank
- 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.)
- Active
Links
Landscapes
- Coke Industry (AREA)
Abstract
A kind of closed decoking system of coke drum, including coke drum, bottom cover machine, slip burnt slot, roller type crusher, dehydration dryer, belt vacuum filter, header tank, corrugated tube type conveyer, coke pit, screw conveyor, coke cutting water recovery line, settling tank, waste gas recovery pipeline, exhaust-gas treatment tank, coke cutting water pipeloop；This system works asynchronously with coke drum decoking process, and the coke of coke drum discharge and coke cutting water are synchronized separation；Coke after separation, which is submitted by screw conveyor to ground, carries out packed and transported；Coke cutting water after separation recycles after being recovered to settling tank processing；The vapor containing hydrocarbon and hydrogen sulfide generated in coke and coke cutting water separation process is transported to exhaust-gas treatment tank through waste gas recovery pipeline and carries out exhaust gas harmless treatment；During coke and coke cutting water separating treatment, this system is in air-tight state, completely solves hydrocarbon in previous coke drum decoking process, the pollution problem caused by atmosphere of hydrogen sulfide and coke dust.
Description
Technical field
The utility model relates to petrochemical industry delayed coking system coke drums to devoke technical field, and in particular to a kind of coke
The closed decoking system of tower.
Background technique
It is known, at present the coke drum of delayed coking unit decoking when, from coke drum bottom outlet discharge coke and
Coke cutting water is slipped burnt slot and enters coke pit, and coke stores a couple of days in open coke pit and is dehydrated, and is then crushed again
Processing and packaging outward transport；The coke cutting water separated from coke pit enters open multipole sedimentation separation pond and is handled, and locates
Coke cutting water after reason is pumped into high-order water pot through coke cutting water pipeloop and is recycled.In this course, burnt in coke pit
The hydrocarbon and hydrogen sulfide contained in coke cutting water in charcoal contained humidity and sedimentation separation pond is understood with the discharge vaporization of water into atmosphere,
Cause atmosphere polluting problem；Coke stores in dehydration in open coke pit simultaneously, and the coke blacking of dry tack free can be with
Wind is flown upward everywhere causes atmospheric dust pollution problem.
Summary of the invention
In order to overcome the shortcomings in the background art, the utility model discloses a kind of closed decoking system of coke drum, this is
Coke and coke cutting water are passed through roller type crusher, dehydration dryer, belt by system continuous work synchronous with coke drum decoking process
Vacuum filter, header tank, corrugated tube type conveyer, coke pit are separated and are stored；Coke after separation leads to from coke pit
Screw conveyor is crossed to submit to ground, directly packaging outward transport；Coke cutting water after the separation recovered pipeline from header tank is recovered to
Settling tank is handled, and is then recycled；The water containing hydrocarbon and hydrogen sulfide generated in coke and coke cutting water separation process
Steam, the waste gas recovery mouth from the enclosed hood of roller type discharge hole of crusher top are transported to exhaust-gas treatment through waste gas recovery pipeline
Tank carries out exhaust-gas treatment；During coke and coke cutting water separating treatment, this system is in air-tight state, completely solve with
Hydrocarbon, the pollution problem caused by atmosphere of hydrogen sulfide and coke dust into coke drum decoking process.
In order to realize the goal of the invention, the utility model adopts the following technical solution: a kind of closed decoking system of coke drum
System, including coke drum, bottom cover machine, slip burnt slot, roller type crusher, dehydration dryer, belt vacuum filter, header tank, pipe
Belt conveyor, screw conveyor, coke cutting water recovery line, settling tank, waste gas recovery pipeline, exhaust-gas treatment tank, is cut coke pit
Burnt water-circulation pipe；The coke drum is the core equipment of delayed coking unit, and the coke that production process generates is cut through waterpower
After cutting, coke and coke cutting water are exported from coke drum bottom and are discharged；The bottom setting of coke drum is connected with bottom cover machine, the bottom cover machine
For gate valve；Bottom cover machine lower part setting connection tubulose slips burnt slot, slips entering for the discharge port connection roller type crusher of burnt slot
The material input top of corrugated tube type conveyer is arranged in material mouth, the discharge port of roller type crusher；The dehydration dryer is
The lower part of roller type crusher is arranged in vibrating screen dehydration device with hot blast drying, dehydration dryer, and discharge port is arranged in pipe
The material input top of belt conveyor；The belt vacuum filter is to realize the dress being separated by solid-liquid separation using negative pressure of vacuum
It sets, the lower part of dehydration dryer is arranged in belt vacuum filter, and the material input of corrugated tube type conveyer is arranged in discharge port
Top；The lower part of belt vacuum filter is arranged in the header tank；The corrugated tube type conveyer is arranged on the right side of header tank, object
Material input terminal is located at roller type crusher, dehydration dryer, belt vacuum filter discharge port lower part, and material output end is located at coke
Charcoal Chi Chu；The right side of corrugated tube type conveyer is arranged in the coke pit；The bottom of coke pit is arranged in described screw conveyor one end
Portion, the other end are arranged on ground.
Preferably, it includes two-part structure that the roller type crusher coke, coke cutting water, which are separated and be crushed, broken from roller type
The feeding inlet of broken machine to middle part is that roller bearing sieve structure, coke cutting water and diameter 100MM char particle below fall from the gap of roller picker
To dehydration dryer vibrating screen；Roller type crusher breaks structure from middle part to discharge port for roller bearing, and coke diameter is greater than 100MM
Bulk coke falls to the material input of corrugated tube type conveyer from discharge port after roller type is crushed crusher machine.
Preferably, it is provided with blowing de-watering apparatus in the roller type crusher, enters roller bearing from slipping burnt slot for assisting
Coke and coke cutting water quick separating in formula crusher.
Preferably, the vibrating screen of the dehydration dryer is double-layer structure, and coke cutting water and diameter 3MM char particle below pass through
Upper layer vibrating screen, falls to lower layer's vibrating screen, and the char particle of diameter 3MM or more is from the upper layer vibrating screen of dehydration dryer through discharge port
Fall to the material input of corrugated tube type conveyer；The char particle of coke cutting water and diameter 0.5MM fall to band by lower layer's vibrating screen
On the strainer of formula vacuum filter, the char particle of diameter 0.5MM or more falls from lower layer's vibrating screen of dehydration dryer through discharge port
To the material input of corrugated tube type conveyer；The dehydration dryer also has hot blast drying device, reduces dehydration for assisting
The water content of dryer output char particle.
Preferably, the closed decoking system of the coke drum since coke drum bottom outlet, including bottom cover machine, slip burnt slot,
Roller type crusher, dehydration dryer, belt vacuum filter, header tank are airtight connection, prevent from containing hydrocarbon in decoking process
It leaks with the vapor of hydrogen sulfide and atmosphere is polluted.
Preferably, the closed decoking system of the coke drum further includes settling tank, by cutting coke between settling tank and header tank
The connection of water recovery line；It is provided with water pump in the coke cutting water recovery line, when the coke cutting water on header tank is recovered to a certain amount of,
The liquid-level switch on header tank is triggered, the coke cutting water on header tank is pumped into settling tank.
Preferably, the settling tank setting is connected with coke cutting water pipeloop, is provided with water pump on coke cutting water pipeloop,
It is connected to high-order water pot；When the coke cutting water in settling tank is recovered to a certain amount of, the liquid level on settling tank is triggered, it will be in settling tank
Coke cutting water be pumped into high-order water pot, circulation be used for coke drum hydraulic decoking.
Preferably, the closed decoking system of the coke drum further includes exhaust-gas treatment tank, and exhaust-gas treatment tank and roller type are broken
It is connected between the enclosed hood of machine discharge port top by waste gas recovery pipeline, is provided with blower on the waste gas recovery pipeline；In coke
The vapor containing hydrocarbon and hydrogen sulfide generated in charcoal and coke cutting water separation process, is transported to exhaust-gas treatment through waste gas recovery pipeline
Tank carries out exhaust gas harmless treatment.
Preferably, the roller type crusher, dehydration dryer, belt vacuum filter, corrugated tube type conveyer, spiral transferring
Sending machine, the blower on waste gas recovery pipeline is linkage work mode, and when coke drum starts decoking process, the coke drum is closed
Roller type crusher, dehydration dryer, belt vacuum filter, corrugated tube type conveyer, the screw conveyor, exhaust gas of decoking system
Blower in recovery line will work at the same time.
Preferably, be provided with liquid-level switch on the header tank, coke cutting water recovery line charging pump start and stop by
Liquid-level switch control on header tank is set；Liquid-level switch, coke cutting water pipeloop charging pump are provided on the settling tank
The Liquid level started and stopped by being arranged on settling tank.
Due to the adoption of the technical scheme as described above, the utility model has the following beneficial effects: the utility model discloses
A kind of closed decoking system of coke drum, including coke drum, bottom cover machine, slip burnt slot, roller type crusher, dehydration dryer, band
Formula vacuum filter, header tank, corrugated tube type conveyer, coke pit, screw conveyor, coke cutting water recovery line, settling tank, exhaust gas
Recovery line, exhaust-gas treatment tank, coke cutting water pipeloop；When coke drum starts decoking process, this system and coke drum are devoked
The coke of coke drum discharge and coke cutting water are passed through roller type crusher, dehydration dryer, belt vacuum mistake by operation synchronous working
Filter, header tank, corrugated tube type conveyer, coke pit synchronize separation and storage；Coke after separation passes through from coke pit
Screw conveyor is submitted to ground, directly packaging outward transport；It is heavy that coke cutting water after the separation recovered pipeline from header tank is recovered to
Shallow lake tank is handled, and is then recycled；What is generated in coke and coke cutting water separation process steams containing the water of hydrocarbon and hydrogen sulfide
Gas, the waste gas recovery mouth being arranged from the enclosed hood of roller type discharge hole of crusher top, is transported to exhaust gas through waste gas recovery pipeline
Process tank carries out exhaust gas harmless treatment；During coke and coke cutting water separating treatment, this system is in air-tight state, complete
Solve hydrocarbon in previous coke drum decoking process, the pollution problem caused by atmosphere of hydrogen sulfide and coke dust entirely；In addition,
It, can be by the coke and intermediary time period output of coke drum decoking process start and end time section output in this system operation process
Coke be stored separately, to improve coke quality, increase Business Economic Benefit.
Detailed description of the invention
Fig. 1 is the closed decoking system structural schematic diagram of coke drum；
In figure: 1, coke drum；2, bottom cover machine；3, burnt slot is slipped；4, roller type crusher；5, dehydration dryer；6, belt is true
Empty filter；7, header tank；8, corrugated tube type conveyer；9, coke pit；10, screw conveyor；11, coke cutting water recovery line；12,
Settling tank；13, waste gas recovery pipeline；14, exhaust-gas treatment tank；15, coke cutting water pipeloop.
Specific embodiment
By the following examples can detailed explanation the utility model, open the purpose of this utility model is intended to protect
All technological improvements in the scope of the utility model.
A kind of closed decoking system of coke drum, including coke drum 1, bottom cover machine 2, slip burnt slot 3, roller type crusher 4, dehydration
Dryer 5, belt vacuum filter 6, header tank 7, corrugated tube type conveyer 8, coke pit 9, screw conveyor 10, coke cutting water recycling
Pipeline 11, settling tank 12, waste gas recovery pipeline 13, exhaust-gas treatment tank 14, coke cutting water pipeloop 15；The coke drum 1 is to prolong
The core equipment of slow coking plant, the coke that production process generates is after waterpower is cut, and coke and coke cutting water are from 1 bottom of coke drum
Portion outlet discharge；The bottom setting of coke drum 1 is connected with bottom cover machine 2, and the setting connection of 2 lower part of bottom cover machine is round tubular to slip burnt slot 3,
The feeding inlet of the discharge port connection roller type crusher 4 of burnt slot 3 is slipped, the discharge port setting of roller type crusher 4 is defeated in corrugated tube type
Send the material input top of machine 8；
It includes two-part structure that 4 coke of the roller type crusher separation, which is conveyed and is crushed, from entering for roller type crusher
Material mouth falls to dehydration from the gap of roller picker for roller bearing sieve structure, coke cutting water and diameter 100MM char particle below to middle part and dries
On dry machine vibration sieve；Roller type crusher breaks structure from middle and back to discharge port for roller bearing, and it is burnt that coke diameter is greater than 100MM bulk
Charcoal falls to the material input of corrugated tube type conveyer from discharge port after roller type is crushed crusher machine；The roller type is broken
Blowing de-watering apparatus is additionally provided in machine 4, for assisting from slipping coke that burnt slot enters in roller type crusher and coke cutting water is fast
Speed separation；
The dehydration dryer 5 is the vibrating screen dehydration device with heated-air drying, and the setting of dehydration dryer 5 is broken in roller type
The material input top of corrugated tube type conveyer 8 is arranged in the lower part of broken machine 4, discharge port；The vibrating screen of the dehydration dryer 5
For double-layer structure, coke cutting water and diameter 3MM char particle below fall to lower layer's vibrating screen by upper layer vibrating screen, diameter 3MM with
On char particle the material input of corrugated tube type conveyer 8 is fallen to through discharge port from 5 upper layer vibrating screen of dehydration dryer；Coke cutting water
With diameter 0.5MM char particle below by lower layer's vibrating screen, fall on the strainer of belt vacuum filter 6, diameter 0.5MM with
On char particle the material input of corrugated tube type conveyer 8 is fallen to through discharge port from lower layer's vibrating screen of dehydration dryer 5；It is described
Dehydration dryer 5 also has hot blast drying device, for assisting reducing the water content of the output char particle of dehydration dryer 5；
The belt vacuum filter 6 is to realize that the device being separated by solid-liquid separation, belt vacuum filter 6 are set using negative pressure of vacuum
It sets in the lower part of dehydration dryer 5, the material input top of corrugated tube type conveyer 8 is arranged in discharge port；Through dehydration dryer 5
The coke cutting water and diameter 0.5MM char particle below that lower layer's vibrating screen is fallen are separated by filtration through belt vacuum filter 6, filtered
Coke cutting water is collected into the header tank 7 that 6 lower part of belt vacuum filter is arranged in, and the char particle filtered out falls to pipe through discharge port
The material input of belt conveyor 8；
The corrugated tube type conveyer 8 setting on 7 right side of header tank, the setting of left side material input roller type crusher 4,
Dehydration dryer 5,6 discharge port lower part of belt vacuum filter, right side material output end are arranged in 9 left side of coke pit；Pipe band
The coke that formula conveyer 8 exports roller type crusher 4, dehydration dryer 5, belt vacuum filter 6 is conveyed with tubulose adhesive tape
Into coke pit 9；The bottom of coke pit 9 is arranged in 10 one end of screw conveyor being arranged in coke pit 9, and the other end is arranged on ground
Coke continuance lifting in coke pit 9 to ground is carried out packaging outward transport by face, screw conveyor 10；
The closed decoking system of coke drum is since 1 outlet at bottom of coke drum, including bottom cover machine 2, slips burnt slot 3, roller bearing
Formula crusher 4, dehydration dryer 5, belt vacuum filter 6,7 airtight connection of header tank, 4 discharge port top of roller type crusher
Enclosed hood is provided with waste gas recovery mouth, and waste gas recovery mouth connects exhaust-gas treatment tank by waste gas recovery pipeline, in coke and Qie Jiao
Water separation during generate the vapor containing hydrocarbon and hydrogen sulfide, through waste gas recovery pipeline be transported to exhaust-gas treatment tank carry out it is useless
Gas harmless treatment；
The roller type crusher 4, dehydration dryer 5, belt vacuum filter 6, corrugated tube type conveyer 8, helical feed
Blower on machine 10, waste gas recovery pipeline 13 is linkage work mode, and when coke drum 1 starts decoking process, coke drum is closed
Roller type crusher 4, dehydration dryer 5, belt vacuum filter 6, the corrugated tube type conveyer 8, screw conveyor of decoking system
10, the blower on waste gas recovery pipeline will work at the same time.
The coke cutting water recycled in the header tank 7 is transported to settling tank 12 by coke cutting water recovery line 11, in settling tank
After 12 further precipitation process, high-order water pot is transported to by coke cutting water pipeloop 15, is used for coke drum hydraulic decoking；
The liquid-level switch control of 11 charging pump of coke cutting water recovery line started and stopped by being arranged on header tank 7；It cuts
The liquid-level switch control of burnt 15 charging pump of water-circulation pipe started and stopped by being arranged on settling tank 12.
When coke drum closed decoking system work, the coke and coke cutting water that are discharged from 1 bottom of coke drum by bottom cover machine 2,
It slipping burnt slot 3 and enters roller type crusher 4,4 leading portion roller picker of roller type crusher carries out first time separation to coke cutting water and coke,
Coke cutting water and diameter 100MM char particle below enter dehydration dryer 5 and further separate, the bulk coke of diameter 100MM or more
Break process is carried out into 4 back segment roller bearing of roller type crusher is broken；The diameter 100MM or more of roller bearing crushing processing is actually needed
Bulk coke account about total coke is discharged in coke drum 1 20 percent, therefore the workload of roller type crusher 4
It is small, it consumes energy low, maximum can crush the bulk coke that diameter is more than 1500MM；Because roller type crusher 4 is separation, broken synchronous work
Operation mode, therefore processing capacity is high, is suitable for coke drum 1 in the maximum instantaneous output quantity of decoking different phase, avoids devoking
Bottom cover machine 2 in journey slips burnt slot 3 blockage problem occurs；It is additionally provided with blowing de-watering apparatus in roller type crusher 4 simultaneously, is used for
Auxiliary reduces 100MM or more bulk coke table from the coke and coke cutting water quick separating that burnt slot enters in roller type crusher is slipped
The residual water in face；
Coke cutting water and diameter the 100MM char particle below that dehydration dryer 5 isolates roller type crusher 4 carry out second
Secondary separation, dehydration dryer 5 are two layers of vibrosieve from processing structure, improve the processing capacity of dehydration dryer 5, take off simultaneously
The heated-air drying function of water dryer 5 utmostly reduces coke water content after separation；
Decoking water and diameter the 0.5MM char particle below that belt vacuum filter 6 isolates dehydration dryer 5 carry out the
It separates three times, is realized and be separated by solid-liquid separation using negative pressure of vacuum, reduce the water content of 0.5MM or less char particle, while utmostly reducing
The content that carbon dust in water is devoked after separation, reduces the dredging frequency of header tank 7 and settling tank 12, reduces that coke drum is closed to be removed
The workload of burnt system maintenance；
The vapor containing hydrocarbon and hydrogen sulfide generated in coke and coke cutting water separation process, goes out from roller type crusher 4
The waste gas recovery mouth of material mouth top enclosed hood setting is transported to exhaust-gas treatment tank through waste gas recovery pipeline and carries out the innoxious place of exhaust gas
Reason；Waste gas recovery blower makes to avoid the vapor containing hydrocarbon and hydrogen sulfide in closed decoking system for negative pressure state simultaneously
It leaks and generates air pollution；
The coke cutting water recycled in header tank 7 is transported to settling tank 12 by coke cutting water recovery line 11, settling tank 12 into
After one step precipitation process, high-order water pot is transported to by coke cutting water pipeloop 15, circulation is used for coke drum hydraulic decoking, saves
The consumption of coke drum decoking process water.
When the closed decoking system of coke drum works, 10 continuous work of screw conveyor being arranged in coke pit 9, by system point
It separates out the coke come and is delivered to ground；The coke for being transported to ground is separately deposited according to the different time sections of 1 decoking process of coke drum
Put, because the coke quality that 1 decoking process intermediary time period of coke drum is isolated is higher, can there is higher price, improve with
The problem of can not being separated toward the coke that 1 decoking process different time sections of coke drum are handled out, and coke quality is caused to decline, therefore
Improve Business Economic Benefit.
The non-detailed portion of the utility model is the prior art.
Claims (10)
1. a kind of closed decoking system of coke drum, it is characterized in that: including coke drum (1), bottom cover machine (2), slipping burnt slot (3), roller bearing
Formula crusher (4), dehydration dryer (5), belt vacuum filter (6), header tank (7), corrugated tube type conveyer (8), coke pit
(9), screw conveyor (10), coke cutting water recovery line (11), settling tank (12), waste gas recovery pipeline (13), exhaust-gas treatment tank
(14), coke cutting water pipeloop (15)；The coke drum (1) is the core equipment of delayed coking unit, and production process generates
Coke after waterpower is cut, coke and coke cutting water are discharged from coke drum (1) outlet at bottom；The bottom of coke drum (1), which is arranged, to be connected
It is connected to bottom cover machine (2), the bottom cover machine (2) is gate valve；Bottom cover machine (2) lower part setting connection tubulose slips burnt slot (3), slips
The feeding inlet of discharge port connection roller type crusher (4) of burnt slot (3), the roller type crusher (4) are coke and coke cutting water
The discharge port of separation, grinding device, roller type crusher (4) is arranged on the material input top of corrugated tube type conveyer (8)；Institute
Stating dehydration dryer (5) is the vibrating screen dehydration device with heated-air drying, and dehydration dryer (5) is arranged in roller type crusher
(4) lower part, discharge port are arranged on the material input top of corrugated tube type conveyer (8)；The belt vacuum filter (6) is
Realize that the device being separated by solid-liquid separation, belt vacuum filter (6) are arranged in the lower part of dehydration dryer (5), out using negative pressure of vacuum
Material mouth is arranged on the material input top of corrugated tube type conveyer (8)；The header tank (7) is arranged in belt vacuum filter
(6) lower part；On the right side of header tank (7), material input is located at roller type crusher for corrugated tube type conveyer (8) setting
(4), dehydration dryer (5), belt vacuum filter (6) discharge port lower part, material output end are located at coke pit (9) left side；
Right side of coke pit (9) setting in corrugated tube type conveyer (8)；Described screw conveyor (10) one end is arranged in coke pit
(9) bottom, the other end are arranged on ground.
2. the closed decoking system of coke drum according to claim 1, it is characterized in that: the roller type crusher (4) coke, cutting
It includes two-part structure that Jiao Shui, which is separated and is crushed, is roller bearing sieve structure from the feeding inlet of roller type crusher (4) to middle part, therefrom
The discharge port of portion to roller type crusher (4) is that roller bearing breaks structure.
3. the closed decoking system of coke drum according to claim 1, it is characterized in that: setting in the roller type crusher (4)
There is blowing de-watering apparatus.
4. the closed decoking system of coke drum according to claim 1, it is characterized in that: the vibrating screen of the dehydration dryer (5)
For multilayered structure.
5. the closed decoking system of coke drum according to claim 1, it is characterized in that: since coke drum (1) outlet at bottom, packet
It includes bottom cover machine (2), slip burnt slot (3), roller type crusher (4), dehydration dryer (5), belt vacuum filter (6), header tank
It (7) is airtight connection.
6. the closed decoking system of coke drum according to claim 1, it is characterized in that: further including settling tank (12), settling tank
(12) it is connect between header tank (7) by coke cutting water recovery line (11)；It is provided on the coke cutting water recovery line (11)
Water pump.
7. the closed decoking system of coke drum according to claim 6, it is characterized in that: the settling tank (12) setting is connected with and cuts
Burnt water-circulation pipe (15), coke cutting water pipeloop are provided with water pump on (15), are connected to high-order water pot.
8. the closed decoking system of coke drum according to claim 1, it is characterized in that: further including exhaust-gas treatment tank (14), exhaust gas
It is connect between process tank (14) and roller type crusher (4) discharge port top enclosed hood by waste gas recovery pipeline (13)；It is described
Waste gas recovery pipeline is provided with blower on (13).
9. the closed decoking system of coke drum according to claim 1, it is characterized in that: the roller type crusher (4), dehydration dry
Dry machine (5), belt vacuum filter (6), corrugated tube type conveyer (8), screw conveyor (10), on waste gas recovery pipeline (13)
Blower is linkage work mode.
10. the closed decoking system of coke drum described according to claim 6 or 7, it is characterized in that: water in coke cutting water recovery line (11)
The liquid-level switch control of pump started and stopped by being arranged on header tank (7)；Coke cutting water pipeloop (15) charging pump opens
Dynamic and stopping is controlled by the liquid-level switch being arranged on settling tank (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822274345.2U CN209397157U (en) | 2018-12-27 | 2018-12-27 | A kind of closed decoking system of coke drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822274345.2U CN209397157U (en) | 2018-12-27 | 2018-12-27 | A kind of closed decoking system of coke drum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209397157U true CN209397157U (en) | 2019-09-17 |
Family
ID=67897512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822274345.2U Active CN209397157U (en) | 2018-12-27 | 2018-12-27 | A kind of closed decoking system of coke drum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209397157U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109504407A (en) * | 2018-12-27 | 2019-03-22 | 洛阳市石化配件制造有限公司 | A kind of closed decoking system of coke drum |
-
2018
- 2018-12-27 CN CN201822274345.2U patent/CN209397157U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109504407A (en) * | 2018-12-27 | 2019-03-22 | 洛阳市石化配件制造有限公司 | A kind of closed decoking system of coke drum |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109609188B (en) | Wet acetylene carbide slag treatment process | |
| CN103450362A (en) | Production technology of potato starch | |
| CN109504407A (en) | A kind of closed decoking system of coke drum | |
| CN209397157U (en) | A kind of closed decoking system of coke drum | |
| CN104690082B (en) | Waste soft beverage package recycling technological process | |
| CN103965507B (en) | Recovery system and recovery process for waste cigarette diacetate fiber filter stick | |
| CN109384855B (en) | Corn starch system of processing | |
| CN204874417U (en) | Device is used multipurposely to full -automatic row of sediment of acetylene gas generator | |
| CN206661308U (en) | Full-automatic handicraft ore crusher | |
| CN2292758Y (en) | Unpacking machine for bagged cement | |
| CN204588111U (en) | One seed amino acid vacuum charging device | |
| CN209009685U (en) | A kind of petroleum coke closed conveying dewatering cycle processing unit of delayed coking | |
| CN204395657U (en) | A kind of battery batching fume recovery system | |
| CN208642914U (en) | A kind of high-efficiency pulverized coal preparation system | |
| CN216970918U (en) | Furfural production raw material conveying and dedusting device | |
| CN214360947U (en) | Oily sludge deoiling, dewatering and decrement treatment device | |
| CN105823062B (en) | A kind of desulfurization deacidification system of house refuse cleaning incinerator | |
| CN101240197B (en) | Method for reusing filter cake of fine coal gasification technique | |
| WO2019052205A1 (en) | Treatment method and equipment for waste residues in herbaceous fiber biological refining process | |
| CN213671073U (en) | Dust removal and recovery device for spray tower | |
| CN107362614A (en) | A kind of recoverying and utilizing method and its device of coal water slurry gasification fine slag | |
| CN204421549U (en) | Starch-making equipment | |
| CN204768117U (en) | Organic solvent recovery unit among wet article dry run of diphenyl sulphone (DPS) | |
| CN113291711A (en) | Furfural production raw material conveying and dust removing device and raw material purifying and conveying method | |
| CN102284424B (en) | Cyclone dust removal tobacco shred recycling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |