CN1219849C - Casting type coke production method and apparatus system used thereof - Google Patents
Casting type coke production method and apparatus system used thereof Download PDFInfo
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- CN1219849C CN1219849C CN 02125354 CN02125354A CN1219849C CN 1219849 C CN1219849 C CN 1219849C CN 02125354 CN02125354 CN 02125354 CN 02125354 A CN02125354 A CN 02125354A CN 1219849 C CN1219849 C CN 1219849C
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Abstract
The present invention relates to a preparation method of cast formed coke and a used device system thereof. The method comprises a material proportioning step, a pulverizing step, a cold stirring step, a thermal stirring step, a forming step and a carbonizing and coking step. The device system used by the preparation method comprises a material proportioning bin, a pulverizing machine, a cold stirrer, a thermal stirrer, a forming machine and a carbonizing furnace, wherein a scraping plate material distributing machine is arranged between the cold stirrer and the thermal stirrer. One large-sized cold stirrer can be used for providing materials for a plurality of small-sized thermal stirrers, the heating speed is high, and the temperature can reach 100 DEG C to 150 DEG C. The longitudinal direction of an arch top of the carbonizing furnace forms a staircase shape, the front of the longitudinal direction of the arch top is high, and the back of the arch top is low. The transverse direction of the arch top of the carbonizing furnace is in a semicircular arch top double-layer structure of 180 degrees, which is good for thermal radiation, utilization of heat energy in a high efficiency mode, and reduction of the carbonizing coking time. The furnace bottom is a sloping plane of 20 to 50 degrees, and the sloping plane is paved with refractory bricks. Materials can automatically slide into the device system and automatically slide out of the device system. A vertical air channel and an air distribution outlet are arranged in the furnace to lead volatile components in a furnace hearth and air outside the furnace to be led into a combustion chamber at the furnace bottom. Combustible gas is thoroughly burnt in the furnace, heat is comprehensively and uniformly supplied, the coking time is reduced, and the preparation efficiency is raised.
Description
Technical field
The present invention relates to the coke production device systems that metallurgy industry uses.
Background technology
The used coke oven of China's coking industry is 58-II type or 80 types of transforming on 58 type furnace foundations mostly at present, this coke oven is a kind of horizontal-chamber type, twinflue, waste gas circulation, the coke oven refining complex thermal coke of spray down, an air regenerator and a gas regenerator are arranged at the bottom of each coking chamber, in a combustion chamber, adjacent a pair of quirk and four regenerator that are attached thereto constitute corresponding heating unit.This coke oven all is to add coal blending with coking coal to carry out coking basically, and its not enough place is that the coking coal reserves are few, and the price height can not satisfy the coking demand that increases day by day.
Owing to be based on coking coal, the fugitive constituent of raw material has 15% fugitive constituent will change product and reclaims about 30%, and therefore required recovery system is many, investment is big, and in removal process, when materials such as prussiate reclaim, cause big water gaging to pollute, topsoil is unfavorable for environmental protection.This coke oven is gone into, need coal charger during discharging, huge mechanical means such as flat refining (or making firm by ramming) device, pushing machine, poor working environment, very difficult operating machine of realization and automatization.
The raw materials used contained ash of this coke oven, detrimental impurity such as sulfur are many, are difficult for washing, go into behind the stove raw material and pile up together, cause the product lumpiness not of uniform size, the void content height, coking is of poor quality.
Summary of the invention
The objective of the invention is to overcome above-mentioned deficiency, a kind of device systems of producing casting formed coke is provided, improve the formed coke quality, reduce pollution environment, the production efficiency height, personnel selection is few, reduces labour intensity, and simplified apparatus reduces cost.
The object of the present invention is achieved like this:
A kind of device systems of producing casting formed coke, comprise batch bin, pulverizer, cold stirrer, the heat agitated machine, shaper, charring furnace, described device systems is followed successively by by processing sequence: some batch bins, respectively there is feeding machine material to be sent into pulverizer through rotary conveyor, the discharging of this pulverizer is sent into slow storage bucket through rotary conveyor, the material of this each slow storage bucket is concentrated through a rotary conveyor by feeding machine and is sent into a cold stirrer, material after the cold stirring is sent into a storage hopper through rotary conveyor, again through feeder, rotary conveyor is delivered to a certain amount of sub-material scraper plate machine, this scraper plate depiler is provided with a plurality of discharge ports, and each delivers to the weighing hopper that plurality of parallel is provided with material, each sends into each heat agitated machine through constant feeder the material that this each weighing hopper is sent, material through heat agitated is respectively sent into shaper, material after the moulding is concentrated and is promoted through the high spud angle conveyor drive in proper order through rotary conveyor and delivers to rotary conveyor, to expect to send into respectively the slow warehouse of some work in-process, to expect to put into the pan feeding wagon tremie through feeding machine, each pan feeding wagon tremie will expect to send into respectively charring furnace, through sintering, finished product after extinguishing is sent into corresponding finished product lift pot respectively, each finished product is through rotary conveyor, the high spud angle conveyor drive promotes delivers to rotary conveyor, enter finished bin respectively, deliver to unified rotary conveyor through feeding machine, be respectively charged into automobile and/or train;
Wherein, being configured to of charring furnace: it comprises single hole stove, service platform, coke quenching pool and temperature control, flue gas detection system, and this charring furnace group is made up of one or more single hole stove;
Each single hole stove is by body of heater, coking chamber, combustion chamber, and air distribution device and flue are formed;
Be provided with high back low stepped appearance before vertically being in the shell of body of heater, laterally be the semicircular vault of 180 degree, this vault is a bilayer structure, and by formed by thermosphere, stress layer, its material is a refractory materials;
Vault is coking chamber down, the low oblique structure in high back before this coking chamber is;
Coking chamber is the combustion chamber down, tapered plane furnace bottom low behind the preceding height that is the inclination of 20-50 degree that the useful refractory brick in this combustion chamber is paved into is corresponding with the ladder vault, the upper end, combustion chamber has the opening for feed of installing charging fire door to connect feeding platform, and the lower end has the discharge port of installing discharging fire door to connect coke quenching pool;
Be provided with 2-6 vertical gas pass and branch flue in the body of heater, this vertical gas pass upper end is communicated with the combustion chamber, and the lower end is communicated with divides flue, this minute flue connection chimney;
The coking chamber front and back ends respectively is provided with a coking chamber air distribution outlet;
At the forward and backward two ends of body of heater two flue air distribution outlets are set respectively.
Each is provided with a performer separately described each wind distributing hole, and this performer is controlled by computer or PLC.
Described wind distributing hole is provided with thermopair in the stove inner flue, and this thermopair connects the computer or the PLC of control air distribution amount.
On flue, be provided with the flue gas automatic checkout system.
The described charring furnace group of being made up of a plurality of single hole stoves has been set up high temperature resistant beam between its adjacent two single hole stoves, and its material is high temperature resistant reinforcing bar pouring high temperature resistant cement.
The charging fire door of described charring furnace is equiped with the opening for feed fire door that stretches in the coking chamber, and this fire door is contained on the fire door frame, and this fire door frame is articulated in furnace body frame; Described discharging fire door is equiped with the discharge port fire door that stretches in the coking chamber, and this fire door is contained on the fire door frame, and this fire door frame is articulated in furnace body frame.
Being configured to of described quantitative sub-material scraper plate machine: this scraper plate machine has a flute profile casing, the rotating scraper plate of mechanical transmission is arranged in the case, casing one end top is provided with feeding mouth, box bottom is provided with some sub-material mouths, each sub-material mouth has an adjustable gate, and the material that falls from this gate enters hopper, and the below of this hopper is provided with constant feeder, this constant feeder is the rotary conveyor that is provided with dosing device, and this dosing device is controlled by robot control system(RCS).
The present invention has following actively useful effect:
1. production method of the present invention; use the one-tenth formed coke base of making as main raw material with big bituminous coal, total fugitive constituent is 12-15%, and it is few to have overcome coking coal content; enlarged the artificial coal resource; because volatility of raw material part is all burnt refining, need not product recvery facility helps environment protection simultaneously; because charring furnace is the wedged bottom structure; must pushing machine etc. equipment, can realize out the pan feeding automatization, reduce labour intensity.It is consistent in density (1.2-1.3g/cm that institute goes out product
3), burnt base of the same size, so the product design unanimity, pore is firmly moderate, again because of hard coal sulfur-bearing, the ash impurity that grades is easy to washing less, so formed coke quality height.
2. used the charring furnace of quantitative sub-material scraper plate machine and particular design in the device systems that production method of the present invention is used, this quantitative sub-material scraper plate machine and storage hopper reasonable combination are arranged between cold stirrer and the heat agitated machine.Can use many heat agitated machines of a large-scale cold stirrer supply like this, cold stirrer is only used one, has simplified system architecture, and sub-material at the most the small-sized heat agitated machine of platform can improve thermo-efficiency, rate of heating is fast, and temperature can guarantee time operation coal tar quality up to 100-120 degree centigrade.
The charring furnace of the particular design of use of the present invention has the following advantages:
1. high back was hanged down stepped appearance, laterally is the semicircular vault bilayer structure of 180 degree before vault adopted and vertically is, and this vault internal layer is for being subjected to thermosphere, and skin is a stress layer.Semicircle vault force structure is reasonable, helps thermal radiation, efficiently utilizes heat energy, reduces the charing coking time; Double-deck vault construction increases the work-ing life of stove, and is beneficial to maintenance.
2. furnace bottom is paved into the tilting plane of 20-50 degree by refractory brick, pan feeding, and discharging relies on from sliding, does not need additional equipment and power.
3. be provided with 2-4 vertical air channel in the stove, guide fugitive constituent in the coking chamber and stove outer air into the furnace bottom combustion chamber.Volatilization gas converges to the stove bottom center in the combustion chamber, constantly burning, heat release in this process.This kind setting makes inflammable gas abundant in the stove internal combustion, and heat supply comprehensively, evenly.
4. be provided with two air distribution outlets in the coking chamber, can allocate micro-air into,, so just form coking chamber and combustion chamber, the time of having reduced coking, improved production efficiency work in-process two-way simultaneous heating up and down in the burning of vault bottom.
5. two flue wind distributing holes and a stove inner air-distributing hole respectively are set in the rear and front end of single hole stove, the air distribution amount requires to control automatically according to the single hole stove, each wind distributing hole is provided with a performer separately, control by computer or PLC, the freezing air that assurance is allocated into can mix fully with fugitive constituent in the stove, and fully burns.
6. set up fire-resisting beam between adjacent two single hole stoves when many single hole stoves make up, to offset mutual thermal stresses.
7. every stove only needs a feeding device, has reduced production cost.
8. the furnace retaining main structure body is a joist steel, body of heater is laterally auxiliary with joist steel and part channel-section steel: reinforce body of heater on the one hand, guarantee to produce, dislocation and distortion before and after body of heater can not produce during use, on the other hand, in order to the gravity that bears part body of heater, accessory pipeline, door opened system etc. and the surging force of green-ball.Interfix with joist steel between each main body joist steel, guarantee that whole stove group forms a unification and stable whole.
9. this charring furnace air distribution is by control automatically
Coordinated heating curve in advance according to the charing rule, and the input computer, each wind distributing hole is provided with a performer, and computer removes to control automatically performer according to heating curve, can regulate the air distribution amount arbitrarily, and carbonization process is finished by heating curve fully.
This charring furnace is provided with temperature and detects automatically and Controlling System.Temperature is to detect flue-gas temperature in each wind distributing hole, the stove, in the flue with thermopair, by computer or PLC output signal control performer, regulates the air distribution amount by performer again, thus temperature in the control stove.
This charring furnace is provided with the flue gas automatic checkout system.This flue gas automatic checkout system is arranged on the flue collector, is used to detect CO content in smoke, SO
2, CO
2, ash and obnoxious flavour are so that control.The feeding of this stove can be designed to the 2-8 ton, and coking time is 6-15 hour, can produce the casting formed coke of all size, and yield rate is more than 95%.
Description of drawings
Fig. 1 shows the fore portion structural representation of technical process of the present invention and device systems thereof;
Fig. 2 shows the rear section structural representation that connects technical process shown in Figure 1 and device systems;
Fig. 3 is the structural representation of a charring furnace group embodiment among Fig. 2;
Fig. 4 is the structural representation of a single hole stove among Fig. 3;
Fig. 5 is the A-A sectional view of Fig. 4;
Fig. 6 is the B-B view of Fig. 4;
Fig. 7 is the front view of Fig. 4 medium dip furnace bottom;
Fig. 8 is the D-D view of Fig. 7;
Fig. 9 is the C-C view of Fig. 4;
Figure 10 is the E-E partial view of Fig. 9;
Figure 11 is the structural representation of charging and discharging fire door among Fig. 4, shows the fire door closing condition;
Figure 12 is the side-view of Figure 11;
The same Figure 11 of Figure 13 shows door opened state;
Figure 14 is the structural representation of a charring furnace group embodiment who is combined into by a plurality of single hole stoves of the present invention;
Figure 15 is the structural representation of quantitative scraper plate machine among Fig. 1;
Figure 16 is the F-F sectional view of Figure 15;
Figure 17 is the G-G sectional view of Figure 16.
Accompanying drawing number
1. ingredient capsule 2. feeding machines 3. rotary conveyors
4. pulverizer
5. charring furnace
51. charring furnace group 52. service platforms 53. coke quenching pools
54. divide flue 55. single hole stoves
501. body of heater 502. coking chambers 503. combustion chambers
504. vertical gas pass 505. vaults 506. are subjected to thermosphere
507. stress layer 508. furnace bottom tapered planes 509. charging fire doors (opening for feed)
510. discharging fire door (discharge port) 511. branch flues 512. branch flue walls
513. combustion chamber tortuous flue 514. coking chamber air distribution outlets 515. flue air distribution outlets
516. high temperature resistant beam 517. opening for feed fire doors 518. fire door framves
519. hinged place 520. discharge port fire doors, 521. fire door framves
522. hinged place
6. slow storage bucket 7. feeding machines 8. rotary conveyors
9. cold stirrer 10. rotary conveyors 11. storage hoppers
12. feeding machine 13. rotary conveyors
14. quantitative sub-material scraper plate machine
141. casing 142. feeding mouths 143. sub-material mouths
144. adjustable gate 145. box bottoms 146. scraper plate transmission mechanisms
15. hopper 16. constant feeders 17. heat agitated machines
18. shaper 19. rotary conveyors 20. high spud angle conveyor drives
21. rotary conveyor 22. work in-process delay warehouse 23. feeding machines
24. pan feeding wagon tremie 25. rotary conveyors 26. finished product lift pots
27. rotary conveyor 28. high spud angle conveyor drives 29. rotary conveyors
30. finished bin 31. feeding machines 32. rotary conveyors
33. automobile 34. trains
Embodiment
The present invention is a kind of device systems of producing casting formed coke, this system comprises batch bin, pulverizer, cold stirrer, the heat agitated machine, shaper, charring furnace, described device systems is followed successively by by processing sequence: some batch bins 1, respectively there is feeding machine 2 material to be sent into pulverizer 4 through rotary conveyor 3, the discharging of this pulverizer 4 is sent into slow storage bucket 6 through rotary conveyor 25, the material of this each slow storage bucket 6 is concentrated through a rotary conveyor 8 by feeding machine 7 and is sent into a cold stirrer 9, material after the cold stirring is sent into a storage hopper 11 through rotary conveyor 10, again through feeder 12, rotary conveyor 13 is delivered to a certain amount of sub-material scraper plate machine 14, this scraper plate depiler is provided with a plurality of discharge ports, and each delivers to the weighing hopper 15 that plurality of parallel is provided with material, each sends into each heat agitated machine 17 through constant feeder 16 material that this each weighing hopper is sent, material through heat agitated is respectively sent into shaper 18, material after the moulding is concentrated and is promoted through high spud angle conveyor drive 20 in proper order through rotary conveyor 19 and delivers to rotary conveyor 21, to expect to send into respectively the slow warehouse 22 of some work in-process, to expect to put into pan feeding wagon tremie 24 through feeding machine 23, each pan feeding wagon tremie will expect to send into respectively charring furnace 5, through sintering, finished product after extinguishing is sent into corresponding finished product lift pot 26 respectively, each finished product is through rotary conveyor 27, high spud angle conveyor drive 28 promotes delivers to rotary conveyor 29, enter finished bin 30 respectively, deliver to unified rotary conveyor 32 through feeding machine 31, be respectively charged into automobile 33 and/or train 34;
Wherein, the structure of charring furnace 5 please refer to Fig. 3, and it comprises single hole stove 51, service platform 52, coke quenching pool 53 and temperature control, flue gas detection system, and this charring furnace group 5 is made up of one or more single hole stove 51;
Please refer to Fig. 4, Fig. 5, each single hole stove 51 is by body of heater 501, coking chamber 502, combustion chamber 503, and air distribution device and flue are formed, and this air distribution device is made up of adjustable gas blower and airduct, can use prior art;
Be provided with high back low stepped appearance before vertically being in the shell of body of heater 501, laterally be the semicircular vault 505 of 180 degree, this vault is a bilayer structure, and by formed by thermosphere 506, stress layer 507, its material is a refractory materials;
Vault is coking chamber 502 down, the low oblique structure in high back before this coking chamber is;
Coking chamber is combustion chamber 503 down, tapered plane furnace bottom 508 low behind the preceding height that is the inclination of 20-50 degree that the useful refractory brick in this combustion chamber is paved into is corresponding with the ladder vault, the upper end, combustion chamber has the opening for feed of installing charging fire door 509 to connect feeding platform, and the lower end has the discharge port of installing discharging fire door 510 to connect coke quenching pool 3;
Please refer to Fig. 3, Fig. 6, Fig. 9, Figure 10, be provided with 2-6 vertical gas pass 504 and branch flue 511 in the body of heater, these vertical gas pass 504 upper ends are communicated with combustion chamber 503, and the lower end is communicated with divides flue 504, this minute flue connection chimney;
At body of heater 501 forward and backward two ends two flue air distribution outlets 515 are set respectively.
Each is provided with a performer separately described each wind distributing hole 514,515, and this performer is controlled by computer or PLC.
Described wind distributing hole is provided with thermopair in the stove inner flue, and this thermopair connects the computer or the PLC of control air distribution amount.
On flue, be provided with the flue gas automatic checkout system.
Please refer to Figure 14, the described charring furnace group of being made up of a plurality of single hole stoves has been set up high temperature resistant beam 516 between its adjacent two single hole stoves, and its material is high temperature resistant reinforcing bar pouring high temperature resistant cement.
Please refer to Figure 11, Figure 12, Figure 13, the charging fire door 509 of described charring furnace 5 is equiped with the opening for feed fire door 517 that stretches in the coking chamber 502, and this fire door 517 is contained on the fire door frame 518, and this fire door frame 518 is articulated in furnace body frame; Described discharging fire door 510 is equiped with the discharge port fire door 520 that stretches in the coking chamber, and this fire door 520 is contained on the fire door frame 521, and this fire door frame 521 is articulated in furnace body frame.
Please refer to being configured to of Figure 15, Figure 16, Figure 17, described quantitative sub-material scraper plate machine 14: this scraper plate machine has a flute profile casing 141, there is rotating scraper plate casing one end of mechanical transmission top to be provided with feeding mouth 142 in the case, box bottom is provided with some sub-material mouths 143, each sub-material mouth has an adjustable gate 144, the material that falls from this gate enters hopper 15, the below of this hopper is provided with constant feeder 16, this constant feeder is 16 to be provided with the rotary conveyor of dosing device, and this dosing device is controlled by robot control system(RCS).
Claims (7)
1. device systems of producing casting formed coke, comprise batch bin, pulverizer, cold stirrer, the heat agitated machine, shaper, charring furnace, it is characterized in that: described device systems is followed successively by by processing sequence: some batch bins (1), respectively there is feeding machine (2) material to be sent into pulverizer (4) through rotary conveyor (3), the discharging of this pulverizer (4) is sent into slow storage bucket (6) through rotary conveyor (25), the material of this each slow storage bucket (6) is concentrated through a rotary conveyor (8) by feeding machine (7) and is sent into a cold stirrer (9), material after the cold stirring is sent into a storage hopper (11) through rotary conveyor (10), again through feeder (12), rotary conveyor (13) is delivered to a certain amount of sub-material scraper plate machine (14), this scraper plate depiler is provided with a plurality of discharge ports, and each delivers to the weighing hopper (15) that plurality of parallel is provided with material, each sends into each heat agitated machine (17) through constant feeder (16) material that this each weighing hopper is sent, respectively send into shaper (18) through the material of heat agitated, material after the moulding is concentrated and is promoted through high spud angle conveyor drive (20) in proper order through rotary conveyor (19) and delivers to rotary conveyor (21), to expect to send into respectively the slow warehouse (22) of some work in-process, to expect to put into pan feeding wagon tremie (24) through feeding machine (23), each pan feeding wagon tremie will expect to send into respectively charring furnace (5), through sintering, finished product after extinguishing is sent into corresponding finished product lift pot (26) respectively, each finished product is through rotary conveyor (27), high spud angle conveyor drive (28) promotes delivers to rotary conveyor (29), enter finished bin (30) respectively, deliver to unified rotary conveyor (32) through feeding machine (31), be respectively charged into automobile (33) and/or train (34);
Wherein, being configured to of charring furnace (5): it comprises single hole stove (51), service platform (52), coke quenching pool (53) and temperature control, flue gas detection system, and this charring furnace group (5) is made up of one or more single hole stove (51);
Each single hole stove (51) is by body of heater (501), coking chamber (502), combustion chamber (503), and air distribution device and flue are formed;
Be provided with high back low stepped appearance before vertically being in the shell of body of heater (501), laterally be 180 degree semicircular vaults (505), this vault is a bilayer structure, and by formed by thermosphere (506), stress layer (507), its material is a refractory materials;
Vault is coking chamber (502) down, the low oblique structure in high back before this coking chamber is;
Coking chamber is combustion chamber (503) down, tapered plane furnace bottom (508) low behind the preceding height that is the inclination of 20-50 degree that the useful refractory brick in this combustion chamber is paved into is corresponding with the ladder vault, the upper end, combustion chamber has the opening for feed of installing charging fire door (509) to connect feeding platform, and the lower end has the discharge port of installing discharging fire door (510) to connect coke quenching pool (3);
Be provided with 2-6 vertical gas pass (504) and branch flue (511) in the body of heater, this vertical gas pass (504) upper end is communicated with combustion chamber (503), and the lower end is communicated with divides flue (54), this minute flue connection chimney;
Coking chamber (502) front and back ends respectively is provided with a coking chamber air distribution outlet (514);
At the forward and backward two ends of body of heater (501) two flue air distribution outlets (515) are set respectively.
2. production casting formed coke device systems as claimed in claim 1 is characterized in that: each is provided with a performer separately described each wind distributing hole (514), (515), and this performer is controlled by computer or PLC.
3. the device systems of production casting formed coke as claimed in claim 1 is characterized in that: described wind distributing hole, be provided with thermopair in the stove inner flue, and this thermopair connects the computer or the PLC of control air distribution amount.
4. the device systems of the described production casting formed coke of claim 1 is characterized in that: be provided with the flue gas automatic checkout system on flue.
5. the device systems of production casting formed coke as claimed in claim 1, it is characterized in that: the described charring furnace group of forming by a plurality of single hole stoves, set up high temperature resistant beam (516) between its adjacent two single hole stoves, its material is high temperature resistant reinforcing bar pouring high temperature resistant cement.
6. the device systems of production casting formed coke as claimed in claim 1, it is characterized in that: the charging fire door (509) of described charring furnace (5) is equiped with the opening for feed fire door (517) that stretches in the coking chamber (502), this fire door is contained on the fire door frame (518), this fire door frame is articulated in furnace body frame: described discharging fire door (510) is equiped with the discharge port fire door (520) that stretches in the coking chamber, this fire door is contained on the fire door frame (521), and this fire door frame is articulated in furnace body frame.
7. the device systems of production casting formed coke as claimed in claim 1, it is characterized in that: being configured to of described quantitative sub-material scraper plate machine (14): this scraper plate machine has a flute profile casing (141), the rotating scraper plate of mechanical transmission is arranged in the case, casing one end top is provided with feeding mouth (142), box bottom is provided with some sub-material mouths (143), each sub-material mouth has an adjustable gate (144), the material that falls from this gate enters hopper (15), the below of this hopper is provided with constant feeder (16), this constant feeder is the rotary conveyor that (16) are provided with dosing device, and this dosing device is controlled by robot control system(RCS).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02125354 CN1219849C (en) | 2002-07-26 | 2002-07-26 | Casting type coke production method and apparatus system used thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02125354 CN1219849C (en) | 2002-07-26 | 2002-07-26 | Casting type coke production method and apparatus system used thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1470604A CN1470604A (en) | 2004-01-28 |
| CN1219849C true CN1219849C (en) | 2005-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02125354 Expired - Fee Related CN1219849C (en) | 2002-07-26 | 2002-07-26 | Casting type coke production method and apparatus system used thereof |
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Families Citing this family (16)
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| CN101225339B (en) * | 2007-12-18 | 2011-08-24 | 陈善堂 | Formed coke clean production equipment |
| CN101284997B (en) * | 2008-05-28 | 2011-11-30 | 神华集团有限责任公司 | Process for producing first-class metallurgical coke by coking coal with high sulphur and high ash |
| CN101531908B (en) * | 2009-04-17 | 2012-02-22 | 李树斗 | Novel process for coal-blending and coking of kilkenny coal in vast scale |
| CN101955784B (en) * | 2010-09-27 | 2013-03-06 | 山东科技大学 | Coking composite leaning agent and preparation method thereof |
| CN102312087B (en) * | 2011-09-29 | 2013-04-10 | 云南建水锰矿有限责任公司 | Pellet batching device and pellet batching method |
| CN102392134B (en) * | 2011-11-24 | 2013-03-13 | 自贡市远发特种材料厂 | High-efficiency reducing agent for casting and preparation method thereof |
| CN102700954A (en) * | 2012-06-14 | 2012-10-03 | 中冶北方（大连）工程技术有限公司 | Sintering and pelletizing powder receiving, storage and proportioning system |
| CN102826319B (en) * | 2012-09-24 | 2015-07-01 | 中冶南方工程技术有限公司 | Stock yard |
| CN104194816B (en) * | 2014-09-04 | 2016-09-07 | 山东巨铭能源有限公司 | A kind of method preparing coke |
| CN104194813B (en) * | 2014-09-04 | 2016-09-14 | 山东巨铭能源有限公司 | A kind of preparation method of coke |
| CN104588190B (en) * | 2014-12-23 | 2017-04-05 | 玉溪加宝生物能源有限公司 | A kind of crushing system |
| CN104745207B (en) * | 2015-04-02 | 2017-06-20 | 山东理工大学 | A kind of semi-coke of rotary kiln destructive distillation powder is dry to be put out and residual heat using device |
| CN105216197A (en) * | 2015-10-20 | 2016-01-06 | 重庆跃发日用品有限公司 | A kind of blending feeding method of Mold for Plastics binder |
| CN107286968A (en) * | 2017-07-04 | 2017-10-24 | 山东焦化集团铸造焦有限公司 | Coal for coking and coking process |
| CN111004639A (en) * | 2019-12-07 | 2020-04-14 | 徐州东兴能源有限公司 | Production process of coke |
| CN112779039A (en) * | 2021-01-19 | 2021-05-11 | 山西沁新能源集团股份有限公司 | Method for preparing special coke for ceramic fiber vertical melting furnace, special coke for ceramic fiber vertical melting furnace and application of special coke |
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2002
- 2002-07-26 CN CN 02125354 patent/CN1219849C/en not_active Expired - Fee Related
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| CN1470604A (en) | 2004-01-28 |
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