CN104726119A - Vertical roasting furnace - Google Patents
Vertical roasting furnace Download PDFInfo
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- CN104726119A CN104726119A CN201510143055.2A CN201510143055A CN104726119A CN 104726119 A CN104726119 A CN 104726119A CN 201510143055 A CN201510143055 A CN 201510143055A CN 104726119 A CN104726119 A CN 104726119A
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- heater
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/08—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form in the form of briquettes, lumps and the like
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B1/00—Retorts
- C10B1/02—Stationary retorts
- C10B1/04—Vertical retorts
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B49/00—Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated
- C10B49/02—Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated with hot gases or vapours, e.g. hot gases obtained by partial combustion of the charge
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
- C10B57/08—Non-mechanical pretreatment of the charge, e.g. desulfurization
- C10B57/10—Drying
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B1/00—Shaft or like vertical or substantially vertical furnaces
- F27B1/005—Shaft or like vertical or substantially vertical furnaces wherein no smelting of the charge occurs, e.g. calcining or sintering furnaces
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a vertical roasting furnace which comprises a vertical furnace body, wherein a rotating disc is mounted at the bottom of the furnace body, and connected with a rotation driving device; an air and material distribution device is mounted on the rotating disc; discharge channels are formed on the side surface of the bottom of the furnace body; inlets of the discharge channels are positioned on the outer side of the rotating disc; discharge valves are mounted on the discharge channels; baffle plates are mounted a side wall of the furnace body at the circumference of the air and material distribution device, and positioned on the inlets of the discharge channels; the lower ends of the baffle plates lean close to the top surface of the rotating disc; air inlet pipes are arranged at the bottom of the furnace body; and an air distribution holes are formed in air and material distribution device and communicated with the air inlet pipes. The vertical roasting furnace has the advantages that distillation and roasting can be conducted on coal briquettes or sludge balls; drying and cooling can be conducted simultaneously; the whole production processes can be conducted continuously; the production efficiency is high; and coal gas can be effectively prevented from being mixed with air when destructive distillation is conducted on the coal briquettes.
Description
Technical field
The present invention relates to a kind of distillation apparatus, specifically a kind of vertical roasting stove.
Background technology
Rich coal resources in China, distribute wide, but the domestic application level to coal resources is lower, substantially be all the direct burning and exhausting of loose coal, energy utilization rate is not high, and can to environment, this just haze weather formed one of the main reasons, for improving coal utilizaton rate, loose coal can be made moulded coal, and through roasting, destructive distillation coking obtains destructive distillation formed coke, simultaneously recyclablely in retort process obtain raw gas, destructive distillation formed coke can be used for producer gas generator, the equipment such as boiler and fertilizer plant's fixed bed, realize the cleanburning of coal, alleviate coal-fired field pollution on the environment degree, raw gas can isolate the Chemicals such as coal gas, tar, benzene, naphthalene by other chemical industry equipment, improves the comprehensive utilization ratio of coal.In addition, containing a large amount of ferric oxide and calcium oxide in the converter mud that in iron and steel enterprise, flue-gas wet dust removal operation produces, these are all useful raw metal and sludging flux, the Land use systems of current each iron and steel enterprise to converter mud is mixed in Iron concentrate by mud to sinter, do like this and both wasted resource, the grade of Iron concentrate can be made again to decrease, and converter mud is made mud pelletizing, the mud pelletizing with metallization features is obtained after roasting, slag decomposing agent for smelting steel can be used as, cooling is played when smelting, change slag, dephosphorization, the effects such as desulfurization, substitute lump ore, the raw materials such as steel scrap, reduce the production cost of iron and steel enterprise.But existingly at present mostly can cannot realize continuous seepage to the equipment that moulded coal or mud pelletizing carry out roasting, production efficiency is lower, be difficult to the demand meeting production link, and existing roasting apparatus mostly only can realize destructive distillation function, all need to coordinate miscellaneous equipment and production stage to complete to the step such as drying, cooling of moulded coal or mud pelletizing, and existing roasting apparatus is when carrying out destructive distillation to moulded coal, part fugitive constituent is carried in the flue gas of discharge, especially when carrying out destructive distillation to bituminous coal, the volatile content of discharge is higher, is difficult to reach environmental protection standard.
Summary of the invention
The object of this invention is to provide a kind of vertical roasting stove, it can carry out destructive distillation roasting to moulded coal or mud pelletizing, and carries out drying and cooling simultaneously, and whole production process can be carried out continuously, and production efficiency is high.
The present invention for achieving the above object, be achieved through the following technical solutions: comprise vertical furnace, bottom of furnace body installs rotating disk, rotating disk is connected with rotating driving device, rotating disk is installed cloth wind tripper, bottom of furnace body side arranges tapping channel, the entrance of tapping channel is positioned at outside rotating disk, tapping channel installs discharge valve, the sidewall of the furnace body of cloth wind tripper border installs baffle plate, baffle plate is positioned at the ingress of tapping channel, baffle plate lower end is near the end face of rotating disk, bottom of furnace body arranges blast pipe, cloth wind tripper arranges wind distributing hole, wind distributing hole communicates with blast pipe, sidewall of the furnace body inside above cloth wind tripper arranges annular wind collection slot, annular wind collection slot is communicated with furnace interior by collection air port, in body of heater above collection air port, incendiary pencil is set, incendiary pencil arranges burner, sidewall of the furnace body above incendiary pencil sets out air port, the even vane groove that air outlet is arranged with sidewall of the furnace body inside is communicated with, even vane groove is communicated with annular wind collection slot by the cold air duct being arranged on sidewall of the furnace body inside, body of heater top arranges wind-collecting cover and opening for feed, wind-collecting cover is communicated with venting port.Arrange dividing plate between opening for feed and wind-collecting cover, the body of heater below opening for feed is arranged sealing gland air outlet, sealing gland air outlet is connected with one end of sealing gland pipeline, the other end of sealing gland pipeline and sealing gland combustion chamber, and the body of heater top above opening for feed arranges chimney.Described cold air duct is arranged side by side by the multiple square columns being arranged on sidewall of the furnace body inside and forms, and square column lower end is communicated with annular wind collection slot, and square column upper end communicates with even vane groove.Described air outlet is arranged on the sidewall of the sidewall of body of heater near opening for feed side and body of heater side relative to opening for feed, and the air outlet quantity that body of heater is arranged on the sidewall of opening for feed side is greater than the air outlet quantity that the sidewall of body of heater side relative to opening for feed is arranged.The inwall of body of heater side relative to opening for feed arranges windsheild, and windsheild is positioned at above air outlet.Bottom of furnace body side arranges at least 3 tapping channels, and each tapping channel is uniformly distributed in bottom of furnace body border, and each tapping channel all installs discharge valve, and the sidewall of the furnace body of each tapping channel entrance is located all to arrange baffle plate.Described discharge valve comprises and is arranged on the first push-pull valve on tapping channel and the second push-pull valve, interval 0.3m-1m between the first push-pull valve and the second push-pull valve.Arrange two-layer incendiary pencil in body of heater, every layer of incendiary pencil all arranges burner, and two-layer incendiary pencil is upper and lower overlapping arrangement in body of heater.The length of the distance H1 between the incendiary pencil top place plane on upper strata and air outlet place plane is bottom 1m-2m, the incendiary pencil lower end place plane of lower floor and integrate the distance H2 between the plane of place, upper end, air port length as 2m-3m.Between the both sides inboard wall of furnace body on collection top, air port, arched beam is set.
The invention has the advantages that: can carry out destructive distillation roasting to moulded coal or mud pelletizing, and carry out drying and cooling simultaneously, whole production process can be carried out continuously, and production efficiency is high; Effectively coal gas and air mixed etc. can be prevented when destructive distillation is carried out to moulded coal.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is A-A sectional structure schematic diagram in Fig. 1;
Fig. 3 is B-B sectional structure schematic diagram in Fig. 1.
Embodiment
A kind of vertical roasting stove of the present invention comprises vertical furnace 1, rotating disk 2 is installed bottom body of heater 1, rotating disk 2 is connected with rotating driving device, rotating disk 2 is installed cloth wind tripper 3, body of heater 1 bottom sides arranges tapping channel 16, the entrance of tapping channel 16 is positioned at outside rotating disk 2, tapping channel 16 installs discharge valve, the sidewall of the furnace body of cloth wind tripper 3 border installs baffle plate 15, baffle plate 15 is positioned at the ingress of tapping channel 16, baffle plate 15 lower end is near the end face of rotating disk 2, blast pipe 4 is set bottom body of heater 1, cloth wind tripper 3 arranges wind distributing hole 18, wind distributing hole 18 communicates with blast pipe 4, body of heater 1 interior above cloth wind tripper 3 arranges annular wind collection slot 5, annular wind collection slot 5 is communicated with body of heater 1 inside by collection air port 6, in body of heater 1 above collection air port 6, incendiary pencil 7 is set, incendiary pencil 7 is arranged burner 8, body of heater 1 sidewall above incendiary pencil 7 sets out air port 9, the even vane groove 10 that air outlet 9 and body of heater 1 interior are arranged is communicated with, even vane groove 10 is communicated with annular wind collection slot 5 by the cold air duct 11 being arranged on body of heater 1 interior, body of heater 1 top arranges wind-collecting cover 12 and opening for feed 14, wind-collecting cover 12 is communicated with venting port 13.When the present invention uses, material enters from opening for feed 14 and fills up body of heater 1, and the position that body of heater 1 inside sets out air port 9 is drying zone, carries out drying by air-flow to the material just entering body of heater 1, reduces the water content of material, improves the dry distillation efficiency of follow-up roasting process; Region between the inner air outlet 9 of body of heater 1 and incendiary pencil 7 is preheating zone, and the material in preheating zone and the warm air of rising carry out heat exchange, make the temperature increase of material, improves the dry distillation efficiency of follow-up roasting process further; The position of the inner install combustion pipe 7 of body of heater 1 is dry distillation area, the high-temperature gas roasting that the material in dry distillation area is sprayed by burner, the material effusions such as the moisture after roasting in material, fugitive constituent, and remaining solid materials forms consolidation; Body of heater 1 internal-combustion pipe 7 and the region that integrates between air port 6 are as soaking zone, and the material after consolidation stops one end time in soaking zone, is conducive to carrying out heat trnasfer between material, eliminate material and to be heated uneven situation, make the destructive distillation degree of each material reach consistent; Body of heater 1 inside integrates region below air port 6 as cooling zone, the cooling air passed into bottom material in cooling zone and body of heater 1 carries out heat exchange, cooled material accumulates in bottom body of heater 1, when rotating disk 2 rotates, the material bottom body of heater 1 is driven to contact with baffle plate 15, material is imported tapping channel 16 by baffle plate 15, and discharges body of heater 1 by discharge valve.After the cooling air passed into bottom body of heater 1 is lowered the temperature to the material in cooling zone, annular wind collection slot 5 is entered from collection air port 6, owing to filling up material in body of heater 1, therefore cooling air rising resistance in body of heater 1 is far longer than the resistance at collection air port 6 place, therefore cooling air can enter collection air port 6 smoothly, and the cold air duct 11 annularly above wind collection slot 5 rises, then drying zone is blown into from air outlet 9, drying is carried out to the material just entering body of heater 1 inside, cooling air walks around soaking zone in cold air duct 11, dry distillation area and preheating zone, the impact of cooling air on in-furnace temperature can be eliminated, cold air duct 11 forms hollow sandwich in body of heater 1 sidewall simultaneously, soaking zone can be strengthened, the heat-insulating property of dry distillation area and furnace wall, position, preheating zone, further promote dry distillation efficiency of the present invention.The present invention can carry out destructive distillation roasting to moulded coal or mud pelletizing, and carries out drying and cooling simultaneously, and whole production process can be carried out continuously, and production efficiency is high.
When the present invention carries out destructive distillation to moulded coal, for preventing coal gas in opening for feed 14 place and air mixed, gas concentration is avoided to reach limits of explosion, air seal set can be set at opening for feed 14 place of the present invention, concrete structure is: arrange dividing plate 22 between opening for feed 14 and wind-collecting cover 5, body of heater 1 below opening for feed 14 arranges sealing gland air outlet 19, sealing gland air outlet 19 is connected with one end of sealing gland pipeline 20, the other end of sealing gland pipeline 20 is communicated with sealing gland combustion chamber 21, and body of heater 1 top above opening for feed 14 arranges chimney 23.When the present invention carries out destructive distillation with moulded coal, inflammable gas is passed into and sustained combustion in sealing gland combustion chamber 21, the carbon dioxide produced that burns continues to lead to below the opening for feed 14 of body of heater 1 along sealing gland pipeline, and discharge from chimney 23, the carbon dioxide that sealing gland pipeline 20 passes in body of heater 1 can completely cut off outside air at opening for feed 14 place, prevents the coal gas of destructive distillation generation in body of heater 1 and air mixed from reaching limits of explosion and causing potential safety hazard.
Cold air duct 11 of the present invention preferably adopts following structure: described cold air duct 11 is arranged side by side by the multiple square columns 24 being arranged on body of heater 1 interior and forms, and square column 24 lower end is communicated with annular wind collection slot 5, and square column 24 upper end communicates with even vane groove 10.This structure has the advantage that easy construction, support strength are high, cooling air can not permeate in body of heater 1, the various structures such as circular channel, spirality channel that certain cold air duct of the present invention 11 also can adopt insulating brick or metalwork to make, but these structure construction difficulty are relatively large, support strength is limited, and cooling air easily through gap to body of heater 1 internal penetration, affect dry distillation efficiency.
The present invention is in order to reduce the concentration of opening for feed 14 place ascending gas, following structure can be adopted: described air outlet 9 is arranged on the sidewall of the sidewall of body of heater 1 near opening for feed 14 side and body of heater 1 side relative to opening for feed 14, and the air outlet quantity that body of heater 1 is arranged on the sidewall of opening for feed 14 side is greater than the air outlet quantity that the sidewall of body of heater 1 side relative to opening for feed 14 is arranged.This structure makes the air outlet resistance of body of heater 1 opening for feed 14 side be less than the air outlet resistance on opposite, the air outlet wind speed of opening for feed 14 side is increased, carry the materials such as the coal gas of rising, steam, fugitive constituent through the region below opening for feed 14, directly enter wind-collecting cover 12, this structure effectively can reduce the concentration of opening for feed 14 place ascending gas, and the materials such as the coal gas preventing destructive distillation from producing, steam, fugitive constituent are overflowed from opening for feed 14.
The present invention is the wall attachment effect eliminating body of heater 1 side relative to opening for feed 14 air outlet 9, and can arrange windsheild 25 on the inwall of body of heater 1 side relative to opening for feed 14, windsheild 25 is positioned at above air outlet 9.
The present invention is for reducing discharging resistance, guarantee even discharging, and reduce the stroke of material bottom body of heater 1, prevent the material of consolidation cracked, at least 3 tapping channels 16 can be set in body of heater 1 bottom sides, each tapping channel 16 is uniformly distributed border bottom body of heater 1, and each tapping channel 16 all installs discharge valve, and body of heater 1 sidewall of each tapping channel 16 entrance is located all to arrange baffle plate 15.
The present invention leaks for preventing body of heater 1 internal gas in discharge process, discharge valve on tapping channel 16 can be set to double-deck gate valve, its structure is: described discharge valve comprises and is arranged on the first push-pull valve 17 on tapping channel 16 and interval 0.3m-1m between the second push-pull valve 26, first push-pull valve 17 and the second push-pull valve 26.During discharging, first close the second push-pull valve 26 of tapping channel 16 bottom, and open first push-pull valve 17 on tapping channel 16 top, material is made to enter tapping channel 16 between the first push-pull valve 17 and the second push-pull valve 26, now close the first push-pull valve 17, open the second push-pull valve 26, the material in tapping channel 16 is discharged.
The present invention is for improving in-furnace temperature, and can arrange two-layer incendiary pencil 7 in body of heater 1, every layer of incendiary pencil 7 all arranges burner 8, and two-layer incendiary pencil 7 is upper and lower overlapping arrangement in body of heater 1.Can burn according to practical situation choice for use Double layer burning pipes 7 such as material variety and fuel combustion situations during use simultaneously or only use individual layer incendiary pencil 7 to burn, thus the technique effect realizing controlling the inner pyrolysis temperature of body of heater 1, expand pyrolysis temperature interval.
The present invention can fully complete in order to ensure preheating and equal thermal process, can by the following technical solutions: the length of the distance H1 between the incendiary pencil 7 top place plane on upper strata and air outlet bottom 9 place plane is 1m-2m, the incendiary pencil 7 lower end place plane of lower floor and integrate the distance H2 between the plane of place, upper end, air port 6 length as 2m-3m.Above-mentionedly be of a size of preferred size of the present invention, the length of H1 and H2 is crossed conference and is caused discharge resistance excessive, and drive unit load is multiplied, and energy consumption when equipment is run and failure rate significantly rise, and the material after consolidation also can be caused broken simultaneously; The length of H1 and H2 is too small, and the degree of preheating or soaking does not reach design requirements, and dry distillation efficiency can be had a greatly reduced quality.
The present invention is the gas-flow resistance reducing collection air port 6 place, guarantees that cooling air enters annular wind collection slot 5 smoothly further, can arrange arched beam 27 between both sides body of heater 1 inwall on collection top, air port 6.Arched beam 27 can form hollow region in material thereunder, makes cooling air smooth outflow, is convenient to cooling air and enters annular wind collection slot 5 smoothly.
Claims (10)
1. a vertical roasting stove, it is characterized in that: comprise vertical furnace (1), rotating disk (2) is installed in body of heater (1) bottom, rotating disk (2) is connected with rotating driving device, rotating disk (2) is upper installs cloth wind tripper (3), body of heater (1) bottom sides arranges tapping channel (16), the entrance of tapping channel (16) is positioned at rotating disk (2) outside, (16) install discharge valve to tapping channel, the sidewall of the furnace body of cloth wind tripper (3) border is installed baffle plate (15), baffle plate (15) is positioned at the ingress of tapping channel (16), baffle plate (15) lower end is near the end face of rotating disk (2), body of heater (1) bottom arranges blast pipe (4), cloth wind tripper (3) is arranged wind distributing hole (18), wind distributing hole (18) communicates with blast pipe (4), body of heater (1) interior of cloth wind tripper (3) top arranges annular wind collection slot (5), annular wind collection slot (5) is communicated with body of heater (1) inside by collection air port (6), in the body of heater (1) of collection air port (6) top, incendiary pencil (7) is set, incendiary pencil (7) is arranged burner (8), body of heater (1) sidewall of incendiary pencil (7) top sets out air port (9), the even vane groove (10) that air outlet (9) and body of heater (1) interior are arranged is communicated with, even vane groove (10) is communicated with annular wind collection slot (5) by the cold air duct (11) being arranged on body of heater (1) interior, body of heater (1) top arranges wind-collecting cover (12) and opening for feed (14), wind-collecting cover (12) is communicated with venting port (13).
2. a kind of vertical roasting stove according to claim 1, it is characterized in that: dividing plate (22) is set between opening for feed (14) and wind-collecting cover (5), the body of heater (1) of opening for feed (14) below arranges sealing gland air outlet (19), sealing gland air outlet (19) is connected with one end of sealing gland pipeline (20), the other end of sealing gland pipeline (20) is communicated with sealing gland combustion chamber (21), and body of heater (1) top of opening for feed (14) top arranges chimney (23).
3. a kind of vertical roasting stove according to claim 1, it is characterized in that: described cold air duct (11) is arranged side by side by the multiple square columns (24) being arranged on body of heater (1) interior and forms, square column (24) lower end is communicated with annular wind collection slot (5), and square column (24) upper end communicates with even vane groove (10).
4. a kind of vertical roasting stove according to claim 1, it is characterized in that: described air outlet (9) is arranged on body of heater (1) near the sidewall of opening for feed (14) side and body of heater (1) with on the sidewall of opening for feed (14) relative side, and the air outlet quantity that the sidewall of close opening for feed (14) side of body of heater (1) is arranged is greater than body of heater (1) and the air outlet quantity that the sidewall of opening for feed (14) relative side is arranged.
5. a kind of vertical roasting stove according to claim 4, is characterized in that: body of heater (1) arranges windsheild (25) with on the inwall of opening for feed (14) relative side, and windsheild (25) is positioned at air outlet (9) top.
6. a kind of vertical roasting stove according to claim 1, it is characterized in that: body of heater (1) bottom sides arranges at least 3 tapping channels (16), each tapping channel (16) is uniformly distributed in border, body of heater (1) bottom, (16) all install discharge valve to each tapping channel, and body of heater (1) sidewall of each tapping channel (16) entrance is located all to arrange baffle plate (15).
7. a kind of vertical roasting stove according to claim 1 or 6, it is characterized in that: described discharge valve comprises and is arranged on the first push-pull valve (17) on tapping channel (16) and the second push-pull valve (26), interval 0.3m-1m between the first push-pull valve (17) and the second push-pull valve (26).
8. a kind of vertical roasting stove according to claim 1, is characterized in that: arrange two-layer incendiary pencil (7) in body of heater (1), and every layer of incendiary pencil (7) all arranges burner (8), and two-layer incendiary pencil (7) is upper and lower overlapping arrangement in body of heater (1).
9. a kind of vertical roasting stove according to claim 8, it is characterized in that: the length of the distance H1 between incendiary pencil (7) place, the top plane on upper strata and air outlet bottom (9) place plane is 1m-2m, incendiary pencil (7) place, the lower end plane of lower floor and integrate the distance H2 between the plane of air port (6) place, upper end length as 2m-3m.
10. a kind of vertical roasting stove according to claim 1, is characterized in that: arrange arched beam (27) between both sides body of heater (1) inwall on collection air port (6) top.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510143055.2A CN104726119A (en) | 2015-03-30 | 2015-03-30 | Vertical roasting furnace |
| CN201610145657.6A CN105778956B (en) | 2015-03-30 | 2016-03-15 | A kind of vertical roasting stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510143055.2A CN104726119A (en) | 2015-03-30 | 2015-03-30 | Vertical roasting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104726119A true CN104726119A (en) | 2015-06-24 |
Family
ID=53450549
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510143055.2A Pending CN104726119A (en) | 2015-03-30 | 2015-03-30 | Vertical roasting furnace |
| CN201610145657.6A Expired - Fee Related CN105778956B (en) | 2015-03-30 | 2016-03-15 | A kind of vertical roasting stove |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610145657.6A Expired - Fee Related CN105778956B (en) | 2015-03-30 | 2016-03-15 | A kind of vertical roasting stove |
Country Status (1)
| Country | Link |
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| CN (2) | CN104726119A (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3204941A (en) * | 1962-05-08 | 1965-09-07 | Aluminium Lab Ltd | Rotary extractor cone for shaft furnace |
| CN101705101B (en) * | 2009-10-29 | 2012-08-22 | 太原理工大学 | Device and method for cooling coke |
| CN101775294A (en) * | 2010-01-21 | 2010-07-14 | 山西中元煤洁净技术有限公司 | Coal carbonization furnace |
| CN104140851B (en) * | 2014-08-12 | 2017-10-31 | 余式正 | It is a kind of Wu bioxin and the vertical negative-pressure rubbish dry-distillation incineration stove of non-exhaust emission |
| CN204625553U (en) * | 2015-03-30 | 2015-09-09 | 张元斌 | A kind of vertical roasting stove |
-
2015
- 2015-03-30 CN CN201510143055.2A patent/CN104726119A/en active Pending
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2016
- 2016-03-15 CN CN201610145657.6A patent/CN105778956B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN105778956A (en) | 2016-07-20 |
| CN105778956B (en) | 2018-07-06 |
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Application publication date: 20150624 |