CN107418612A - A kind of closed dehydration of coke and conveying device - Google Patents
A kind of closed dehydration of coke and conveying device Download PDFInfo
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- CN107418612A CN107418612A CN201710323797.2A CN201710323797A CN107418612A CN 107418612 A CN107418612 A CN 107418612A CN 201710323797 A CN201710323797 A CN 201710323797A CN 107418612 A CN107418612 A CN 107418612A
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- coke
- conveying device
- machine
- burnt
- reclaimer
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G9/00—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
- C10G9/005—Coking (in order to produce liquid products mainly)
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
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- Coke Industry (AREA)
Abstract
The invention discloses a kind of closed dehydration of coke and conveying device, is shakeout with overcoming prior art not have the coke of storage, dehydrating function and screen pack do not have the shortcomings of backwashing function.It includes coke drum, store up Jiao Chi and coke conveying device, the closed dehydration of the coke also includes bottom cover machine with conveying device, disintegrating machine, header tank, air-introduced machine and slip burnt groove, bottom cover machine is arranged on coke drum bottom, bottom cover machine bottom sets disintegrating machine, the pool wall of storage Jiao Chi sides is provided with coke import, storage Jiao pond pool wall of coke import opposite side is provided with partition door, store up burnt bottom of pond portion and grid is set, flushing pipe and flushing water out, store up and be additionally provided with overflow water inlet on Jiao Chi side pool wall, burnt groove one end is slipped to connect with broken motor spindle, the coke inlet communication of the other end and Chu Jiaochi, water inlet is provided with the top of header tank, overfall and exhaust outlet, the storage Jiao Chi and coke conveying device are all disposed within sealing canopy, sealing ceiling portion is provided with steam vent.
Description
Technical field
Coking field of the present invention, it is related to a kind of closed dehydration of coke and conveying device.
Background technology
Coking is a kind of heavy oil depth that heavy oil is converted into gas, light middle matter distillate and coke through depth thermal cracking
Processing technology, have the characteristics that de- charcoal is thorough, flow is simple, technology maturation, plant investment are relatively low, it turns into processing of heavy oil skill
One of important process in art.
As crude oil heaviness, in poor quality ratio increase, and the progress of crude oil depth processing, delayed coking is in processing weight
Matter, the status of crude oil with poor quality are more and more important, and the yield of petroleum coke is continuously increased, and the crude oil of China's consumption at present is about 3.5 hundred million tons,
The domestic delayed coking unit about more than 60 using decompression residuum or decompression residuum blended asphalt and catalytic slurry as raw material covers at present, adds
The Mt/a of work ability about 78；Delayed coking unit using heavy crude, heavy oil or coal tar as raw material also has nearly 50 sets,
Its total working ability about 35 Mt/a；The end of the year 2010, the total working ability of domestic delayed coking are burnt by crude oil more than 110 Mt/a
Charcoal 3 5% calculates, and China is every year by the petroleum coke of more than 1,000 ten thousand tons of output, decoking and to transport coke be weight in delayed coking
The link wanted, hydraulic decoking is generally used in delayed coking unit in the prior art, utilizes water under high pressure STRENGTH ON COKE tower
In petroleum coke cut, then connect burnt band water and flow into Chu Jiaochi through inclined chute.The storage Jiao pond for having both memory function is outdoor spacious
Mouth is set, and decoking water flows automatically to the use of filtering ponds Posterior circle in pond, and coke is then to utilize grab bucket crane a pipeful ofly in pond
Batch turning is caught outward transport train, on automobile or caught on the grid of belt conveyor systemses.In batch turning and catching transport process, spread
Material is unavoidable, and coke and coke powder pollute to surrounding enviroment, and ground falls to have the smell of coke volatile matter in coke powder, air,
Environment is polluted, the health of operator is caused damage, there may be the unexpected security incident such as fire.
The Chinese patent of Application No. 201210449183.6 discloses a kind of petroleum coke induction system, petroleum coke conveying
Systems technology is formed by closing Chu Jiaochi, petroleum coke precrushing device and reclaimer device, wherein petroleum coke precrushing device and envelope
Storage Jiao Chi connections are closed, reclaimer device setting unit is arranged on closing and stored up in burnt pond, is partly arranged on outside closing storage Jiao Chi, overcomes
Prior art is in material grasping, blowing and rolls shattering process, and coke powder causes seriously to pollute to surrounding enviroment, operator is good for
The defects of health causes damage with the unexpected security incident such as fire.But the induction system is simultaneously dehydrated and to decoking water without coke
Focus on function.
The content of the invention
It is an object of the invention to provide a kind of closed dehydration of coke and conveying device, to overcome storage Jiao Chi of the prior art
To the coke of storage without shakeout, dehydrating function and screen pack do not have the shortcomings of backwashing function.
The present invention provides a kind of closed dehydration of coke and conveying device, including coke drum, storage Jiao Chi and coke conveying device,
It is characterized in that：The closed dehydration of the coke also includes bottom cover machine, disintegrating machine, header tank, air-introduced machine with conveying device and slips burnt groove,
Bottom cover machine is arranged on coke drum bottom, and bottom cover machine bottom sets disintegrating machine, and the pool wall of storage Jiao Chi sides is provided with coke import, burnt
Storage Jiao pond pool wall of charcoal import opposite side is provided with coke export, stores up burnt bottom of pond portion and sets grid, flushing pipe and punching
Washing water outlet, overflow water inlet is additionally provided with Chu Jiaochi side pool wall, burnt groove one end is slipped and is connected with broken motor spindle, the other end
With Chu Jiaochi coke inlet communication, header tank top is provided with water inlet, overfall and exhaust outlet, and header tank bottom is provided with
Tank outlet, rinse water out and be connected by rinsing water outlet line with water inlet, overfall is entered by pipeline and overflow water
Mouth is connected, and exhaust outlet is connected by pipeline with air-introduced machine, and coke drum napex is also connected with air-introduced machine, is set at coke export
Partition door is equipped with, tank outlet connects with tank outlet pipeline, and the storage Jiao Chi and coke conveying device are all disposed within sealing canopy
Interior, sealing ceiling portion is provided with exhaust apparatus, and exhaust apparatus is connected with air-introduced machine.
The present invention is further technically characterized in that：The coke conveying device includes reclaimer cart, trolley of material-fetching machine, spiral shell
Rotation elevator, belt conveyor, reclaimer cart belt and reclaimer feed opening, screw elevator are placed vertically, screw lifting
Machine top is upward through reclaimer cart and trolley of material-fetching machine, and trolley of material-fetching machine moves in X direction on reclaimer cart, feeding
Machine cart is moved on Crane Rail along Y-direction, and reclaimer cart belt, reclaimer cart belt are provided with reclaimer cart
It is connected to reclaimer feed opening, reclaimer feed opening face belt conveyor.
The present invention is further technically characterized in that：Set below the coke import and rush burnt device, it is outer to rush burnt device one end connection
Press water pipeline is connect, the front ends for rushing the burnt device other end are equipped with shower nozzle.
The present invention is further technically characterized in that：Outlet pump is provided with the tank outlet pipeline.
The present invention is further technically characterized in that：The tank outlet pipeline divides two parts, and a part is pump discharge pipeline,
Another part is pump return line, is provided with pump discharge valve on pump discharge pipeline, pump recurrent canal is provided with pump return line
Line valve, pump return line are connected with external press water pipeline.
The present invention is further technically characterized in that：The overflow water inlet is arranged on the burnt bay wall wall upper end of storage.
The present invention is further technically characterized in that：Flushing water outlet valve is provided with the flushing water outlet line.
The present invention is further technically characterized in that：Flushing pipe valve is provided with the flushing pipe.
The present invention can be used for petrochemical industry, be mainly used in coke storage and conveying in coking process.
The present invention has an advantageous effect in that compared with prior art：
A kind of closed dehydration of coke provided by the invention has under air-tight state with conveying device, petroleum coke storage, dehydration with
Feeding, the function of conveying, petroleum coke enters disintegrating machine after coke drum output through bottom cover machine, after disintegrating machine crushes petroleum coke,
It is output to by inclined chute in the burnt pond of storage, stores up burnt bottom of pond portion and grid is housed, grid sieve bottom is connected with grid bottom irrigation
Pipeline, coke are dehydrated in burnt pond is stored up by grid, and the drainage of grid bottom collection passes through bottom irrigation pipeline flushing, warp
Rinse water out and be concentrated to header tank.Decoking water and flushing water in header tank, follow-up baffling pool, therefore this are delivered to by pump
Invention device can carry out the dehydration and conveying of coke under air-tight state, can improve transfer efficiency, and can thoroughly improves periphery
Environment, can meet the needs of fields such as oil, chemical industry.
In addition, the present invention, which can also be set, rushes burnt device, and flushing water, at the initial stage of decoking, will be contained a large amount of by loop
After the waste water of coke breeze is pressurized by pump, by rushing burnt device, shakeout the coke in burnt pond, meanwhile, Jiao Chizhong coke also can to except
Jiao Shui carries out secondary filter.Coke after in storing up burnt pond by filter screen drainage, open by partition door, and spiral feeding conveying device enters
Jiao Chi, spiral feeding conveying device is by reclaimer cart, trolley of material-fetching machine, screw elevator, reclaimer cart belt, reclaimer
Feed opening forms, and during feeding, trolley of material-fetching machine moves in X direction on reclaimer cart, and reclaimer cart is on Crane Rail
Moved along Y-direction, screw elevator lifts coke to reclaimer cart belt, passes through Belt Conveying to outer transportation system.Take
After the completion of material, spiral feeding conveying device rolls Jiao Chi away from, and partition door is closed.Whole device is in closing space, sets air-introduced machine,
Air-introduced machine entrance is connected at sealing ceiling portion, coke column overhead and header tank steam vent, by air-introduced machine, is exported through air-introduced machine
Pipeline drains into extraneous gas collection device.
With the drawings and specific embodiments, the present invention is described in further detail below, but is not intended to limit the present invention's
Use range.
Brief description of the drawings
Fig. 1 is a kind of closed dehydration of coke of the present invention and the rough schematic of conveying device.
Reference is shown in figure：
1st, coke drum, 2, bottom cover machine, 3, disintegrating machine, 4, slip burnt groove, 5, external press water pipeline, 6, outlet pump, 7, tank outlet
Pipeline, 8, pump discharge valve, 9, pump line of return valve, 10, the pump line of return, 11, rush burnt device, 12, flushing pipe, 13, rinse
Water lines valve, 14, partition door, 15, screw elevator, 16, trolley of material-fetching machine, 17, reclaimer cart, 18, reclaimer cart
Belt, 19, reclaimer feed opening, 20, belt conveyor, 21, rinse water outlet line, 22, flushing water outlet valve, 23, catchment
Case, 24, overflow line, 25, grid, 26, air-introduced machine, 27, air-introduced machine outlet line, 28, sealing canopy, 29, Chu Jiaochi, 30,
Coke inlet, 32, rinse water out, 33, overflow water inlet, 34, water inlet, 35, overfall, 36, tank outlet, 37, exhaust
Mouthful, 38, steam vent, 39, pump discharge pipeline.
Embodiment
As shown in figure 1, a kind of closed dehydration of coke and conveying device, including coke drum 1, the burnt pond 29 of storage and coke conveying dress
To put, the closed dehydration of the coke also includes bottom cover machine 2, disintegrating machine 3, header tank 23, air-introduced machine 26 with conveying device and slips burnt groove 4,
Bottom cover machine 2 is arranged on the bottom of coke drum 1, and the bottom of bottom cover machine 2 sets disintegrating machine 3, and the pool wall for storing up the burnt side of pond 29 is provided with coke
Import 30, store up the burnt bottom of pond 29 and grid 25, flushing pipe 12 are set and rinse water out 32, store up the side pool wall in burnt pond 29
On be additionally provided with overflow water inlet 33, slip burnt one end of groove 4 and connected with the bottom of disintegrating machine 3, the other end and the coke import for storing up burnt pond 29
30 connections, the top of header tank 23 are provided with water inlet 34, overfall 35 and exhaust outlet 37, and the bottom of header tank 23 is provided with water tank and gone out
Mouth 36, rinse water out 32 and be connected by rinsing water outlet line 21 with water inlet 34, overfall 35 passes through pipeline and overflow
Water inlet 33 is connected, and exhaust outlet 37 is connected by pipeline with air-introduced machine 26, and the top of coke drum 1 is also connected with air-introduced machine 26
It is logical, partition door 14, tank outlet 36 and tank outlet pipeline 7 are provided with the pool wall of storage Jiao pond 29 of the opposite side of coke import 30
Connection, the burnt pond 29 of the storage and coke conveying device are all disposed within sealing canopy 28, and the top of sealing canopy 28 is provided with steam vent 38,
Steam vent 38 is connected with air-introduced machine 26.
The coke conveying device includes reclaimer cart 17, trolley of material-fetching machine 16, screw elevator 15, belt conveyor
20th, reclaimer cart belt 18 and reclaimer feed opening 19, screw elevator 15 are placed vertically, and the top of screw elevator 15 is upward
Through reclaimer cart 17 and trolley of material-fetching machine 16, trolley of material-fetching machine 16 moves in X direction on reclaimer cart 17, reclaimer
Cart 17 is moved on Crane Rail along Y-direction, and reclaimer cart belt 18, reclaimer cart are provided with reclaimer cart 17
Belt 18 is connected to reclaimer feed opening 19, the face belt conveyor 20 of reclaimer feed opening 19.
The lower section of coke import 30, which is set, rushes burnt device 11, rushes burnt one end of device 11 and connects external press water pipeline 5, rushes burnt device
The front ends of 11 other ends are equipped with shower nozzle.
Outlet pump 6 is provided with the tank outlet pipeline 7.
Flushing water outlet valve 22 is provided with the flushing water outlet line 21.Punching is provided with the flushing pipe 12
Wash water pipe valve 13.
The tank outlet pipeline 7 divides two parts, and a part is pump discharge pipeline 39, and another part is pump return line 9,
Pump discharge valve 8 is provided with pump discharge pipeline 39, pump return line valve 10, pump recurrent canal are provided with pump return line 9
Line 10 is connected with external press water pipeline 5.
The present invention the simple course of work be：
A kind of closed dehydration of coke of the present invention and conveying device, have under air-tight state, petroleum coke storage, dehydration with
Feeding, the function of conveying, store up burnt pond 29 and coke conveying device is all disposed within sealing canopy 28, petroleum coke after the output of coke drum 1,
Enter disintegrating machine 3 through bottom cover machine 2, after disintegrating machine 3 crushes petroleum coke, Chu Jiaochi is entered through coke inlet 30 by inclined chute 4
In 29, store up the burnt bottom of pond 29 and grid 25 is housed, the bottom of grid 25 is connected with flushing pipe 12, set on flushing pipe 12
Flushing pipe valve 13 is equipped with, flushing water enters through flushing pipe valve 13 from flushing pipe 12 stores up burnt pond 29, coke
It is dehydrated in burnt pond 29 is stored up by grid 25, the drainage of the bottom collection of grid 25 is rinsed by flushing water, so
Come out by water out 32 is rinsed, header tank 23 is concentrated to through rinsing water outlet line 21 and flushing water outlet valve 22.Header tank
Decoking water and flushing water in 23, after tank outlet 36 comes out, follow-up baffling pool is delivered to by outlet pump 6, or divide
Into two-way, follow-up baffling pool is delivered to through pumping out valve 8 and pump discharge pipeline 39 all the way, another way is first in decoking by loop
Phase, by the waste water containing a large amount of coke breezes by pump line of return valve 9 after, return to external press water pipeline 5 through the pump line of return 10,
Subsequently into burnt device 11 is rushed, external water also enters through external press water pipeline 5 rushes burnt device 11, into the water rushed in burnt device 11 through spray
Head, which sprays into, stores up burnt pond 29, shakeouts the coke stored up in burnt pond 29, meanwhile, store up the coke in burnt pond 29 decoking water can also be carried out it is secondary
Filtering.Coke after in storing up burnt pond 29 by filter screen drainage, open by partition door 15, and coke conveying device, which enters, stores up burnt pond 29, burnt
Charcoal conveying device includes reclaimer cart 17, trolley of material-fetching machine 16, screw elevator 15, belt conveyor 20, reclaimer cart
Belt 18 and reclaimer feed opening 19, screw elevator 15 are placed vertically, and it is big that the top of screw elevator 15 is upward through reclaimer
Car 17 and trolley of material-fetching machine 16, trolley of material-fetching machine 16 are moved in X direction on reclaimer cart 17, and reclaimer cart 17 is being driven a vehicle
Moved on track along Y-direction, reclaimer cart belt 18 is provided with reclaimer cart 17, reclaimer cart belt 18 is connected to
Reclaimer feed opening 19, the face belt conveyor 20 of reclaimer feed opening 19, during feeding, trolley of material-fetching machine 16 is in reclaimer cart
Moved in X direction on 17, reclaimer cart 17 moves on Crane Rail along Y-direction, and screw elevator 15 lifts coke to taking
Material machine cart belt 18, coke is transported on belt conveyor 20 through reclaimer feed opening 19, is transported by Belt Conveying to outside
Defeated system.After the completion of feeding, coke conveying device rolls Jiao Chi away from, and partition door 14 is closed.Whole device is in closing space, sets
Air-introduced machine 26, the top of sealing canopy 28 set steam vent 38, and steam vent 38 connects with air-introduced machine 26, the top of coke drum 1 and air-introduced machine
26 connections, the top of header tank 23 are provided with exhaust outlet 37, and exhaust outlet 37 connects with air-introduced machine 26, by air-introduced machine 26, through air inducing
Machine outlet line 27 drains into extraneous gas collection device.
Claims (8)
1. a kind of closed dehydration of coke and conveying device, including coke drum, storage Jiao Chi and coke conveying device, it is characterised in that：
The closed dehydration of the coke also includes bottom cover machine, disintegrating machine, header tank, air-introduced machine with conveying device and slips burnt groove, and bottom cover machine is set
In coke drum bottom, bottom cover machine bottom sets disintegrating machine, and the pool wall of storage Jiao Chi sides is provided with coke import, coke import opposite
Storage Jiao pond pool wall of side is provided with coke export, stores up burnt bottom of pond portion and sets grid, flushing pipe and rinse water out, storage
Overflow water inlet is additionally provided with Jiao Chi side pool wall, burnt groove one end is slipped and is connected with broken motor spindle, the other end and Chu Jiaochi's
Coke inlet communication, header tank top are provided with water inlet, overfall and exhaust outlet, and header tank bottom is provided with tank outlet,
Water out is rinsed by rinsing water outlet line with water inlet to be connected, overfall is connected by pipeline with overflow water inlet,
Exhaust outlet is connected by pipeline with air-introduced machine, and coke drum napex is also connected with air-introduced machine, and cut-off is provided with coke export
Door, tank outlet are connected with tank outlet pipeline, and the storage Jiao Chi and coke conveying device are all disposed within sealing canopy, seal canopy
Top is provided with exhaust apparatus, and exhaust apparatus is connected with air-introduced machine.
2. a kind of closed dehydration of coke according to claim 1 and conveying device, it is characterised in that：The coke conveying dress
Put including reclaimer cart, trolley of material-fetching machine, screw elevator, belt conveyor, reclaimer cart belt and reclaimer blanking
Mouthful, screw elevator is placed vertically, and screw elevator top is upward through reclaimer cart and trolley of material-fetching machine, trolley of material-fetching machine
Moved in X direction on reclaimer cart, reclaimer cart moves on Crane Rail along Y-direction, is set on reclaimer cart
There is reclaimer cart belt, reclaimer cart belt is connected to reclaimer feed opening, reclaimer feed opening face belt conveyor.
3. a kind of closed dehydration of coke according to claim 1 or 2 and conveying device, it is characterised in that：The coke enters
Set below mouthful and rush burnt device, rushed burnt device one end and connect external press water pipeline, the front ends for rushing the burnt device other end are equipped with shower nozzle.
4. a kind of closed dehydration of coke according to claim 1 or 2 and conveying device, it is characterised in that：The water tank goes out
Outlet pump is provided with mouth pipeline.
5. a kind of closed dehydration of coke according to claim 4 and conveying device, it is characterised in that：The vessel outlet
Line divides two parts, and a part is pump discharge pipeline, and another part is pump return line, and pump discharge valve is provided with pump discharge pipeline
, pump return line valve is provided with pump return line, pump return line is connected with external press water pipeline.
6. a kind of closed dehydration of coke according to claim 1 and conveying device, it is characterised in that：The overflow water inlet
It is arranged on the burnt bay wall wall upper end of storage.
7. a kind of closed dehydration of coke according to claim 1 and conveying device, it is characterised in that：The flushing water out
Flushing water outlet valve is provided with pipeline.
8. a kind of closed dehydration of coke according to claim 1 and conveying device, it is characterised in that：The flushing pipe
On be provided with flushing pipe valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710323797.2A CN107418612A (en) | 2017-05-10 | 2017-05-10 | A kind of closed dehydration of coke and conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710323797.2A CN107418612A (en) | 2017-05-10 | 2017-05-10 | A kind of closed dehydration of coke and conveying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107418612A true CN107418612A (en) | 2017-12-01 |
Family
ID=60424606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710323797.2A Pending CN107418612A (en) | 2017-05-10 | 2017-05-10 | A kind of closed dehydration of coke and conveying device |
Country Status (1)
| Country | Link |
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Cited By (5)
| 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 |
| CN109609173A (en) * | 2019-01-17 | 2019-04-12 | 平顶山平煤设计院有限公司 | A kind of dehydration of sealing coke formula and transportation system |
| CN110055093A (en) * | 2019-05-08 | 2019-07-26 | 山东益大新材料有限公司 | A kind of burnt system of the closed production of automation |
| CN111808630A (en) * | 2020-08-17 | 2020-10-23 | 洛阳涧光特种装备股份有限公司 | Coke pool sealing and tail gas treatment system and method for delayed coking device |
| CN112705340A (en) * | 2019-10-24 | 2021-04-27 | 中石化广州工程有限公司 | Coke ejection of compact breaker |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103803302A (en) * | 2012-11-02 | 2014-05-21 | 中国石油化工集团公司 | Petrol coke delivery system |
| CN105567289A (en) * | 2014-10-13 | 2016-05-11 | 中国石化工程建设有限公司 | Enclosed petroleum coke dehydration degassing transportation system and method |
-
2017
- 2017-05-10 CN CN201710323797.2A patent/CN107418612A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103803302A (en) * | 2012-11-02 | 2014-05-21 | 中国石油化工集团公司 | Petrol coke delivery system |
| CN105567289A (en) * | 2014-10-13 | 2016-05-11 | 中国石化工程建设有限公司 | Enclosed petroleum coke dehydration degassing transportation system and method |
Cited By (6)
| 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 |
| CN109609173A (en) * | 2019-01-17 | 2019-04-12 | 平顶山平煤设计院有限公司 | A kind of dehydration of sealing coke formula and transportation system |
| CN110055093A (en) * | 2019-05-08 | 2019-07-26 | 山东益大新材料有限公司 | A kind of burnt system of the closed production of automation |
| CN110055093B (en) * | 2019-05-08 | 2024-03-26 | 山东益大新材料股份有限公司 | Automatic airtight coke producing system |
| CN112705340A (en) * | 2019-10-24 | 2021-04-27 | 中石化广州工程有限公司 | Coke ejection of compact breaker |
| CN111808630A (en) * | 2020-08-17 | 2020-10-23 | 洛阳涧光特种装备股份有限公司 | Coke pool sealing and tail gas treatment system and method for delayed coking device |
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Application publication date: 20171201 |