CN104830352A - Direct-cooling primary-cooling device in coke oven raw gas chamber and cooling method - Google Patents
Direct-cooling primary-cooling device in coke oven raw gas chamber and cooling method Download PDFInfo
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- CN104830352A CN104830352A CN201510209104.8A CN201510209104A CN104830352A CN 104830352 A CN104830352 A CN 104830352A CN 201510209104 A CN201510209104 A CN 201510209104A CN 104830352 A CN104830352 A CN 104830352A
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Abstract
The invention discloses a direct-cooling primary-cooling device in a coke oven raw gas chamber and a cooling method. The device comprises an upper spraying section and a lower low-temperature water inter-cooling section; the upper spraying section is connected to a gas inlet, the lower low-temperature water inter-cooling section is connected to a gas outlet, the gas outlets in the upper part and the lower part are connected to a pipeline, a liquid cutting disc in the middle part is connected to an upper circulation pump, a pipeline in the middle of the upper part is connected to an upper water supplementing pipeline, the upper circulation pump is connected to the upper spraying section, an upper circulation water inter-cooling section is connected to a circulation water inlet, the top of the upper circulation water inter-cooling section is connected to the circulation water; the outlet in the bottom of a lower section is connected to a lower circulation pump, the lower circulation pump is connected to the top of a lower spraying section; the bottom of a lower low-temperature water inter-cooling section is connected to low-temperature water, and the outlet in the top of the lower low-temperature water inter-cooling section is connected to a low-temperature water outlet. The provided device achieve the integration of indirect-cooling and direct-cooling of gas primary cooling, moreover can remove impurities such as coal dust, coke powder, naphthalene, tar, and the like in the gas during the gas cooling process, and thus guarantees the effective operation of the gas purification system.
Description
Technical field
The technical field that the present invention relates to coke oven gas primary-cooling particularly relates between a kind of coal oven dithio-gas, direct-cooled primary cooler device and method of cooling.
Background technology
Coke oven raw gas temperature out about ~ 750 DEG C, the saturated coal gas of formation 80 DEG C ~ 83 DEG C after cooling is sprayed through cyclic ammonia water, follow-up gas purification general requirement is cooled to 20 DEG C ~ 25 DEG C, coal gas now contains a large amount of coal dusts, coke powder and tar, naphthalene etc., the no matter coal dust of these solids, naphthalene in coke powder or coal gas, tar brings great impact all to follow-up gas purification, even constrain the application of some advanced purification process, therefore while cooling coal gas, remove the coal dust in coal gas as far as possible, coke powder, naphthalene, the gas primary cool device of the materials such as tar or equipment create extremely beneficial condition can to later gas purification.
In prior art, the first cold of coke-oven gas has standpipe or transverse tube type coal gas primary cooler, it preferably resolves the cooling problem of coal gas, but what effectively do not solve the materials such as coal dust, coke powder, naphthalene, tar deviates from problem, bring future trouble therefore to follow-up gas purification and byproduct processing.
Summary of the invention
Object of the present invention is exactly the problems referred to above existed for solving prior art, there is provided between a kind of coal oven dithio-gas, direct-cooled primary cooler device, while cooling gas temperature, the impurity such as coal dust, coke powder, tar, naphthalene in removing coal gas, for follow-up gas purification process lays a good foundation.
The method that the present invention also provides one to utilize between coal oven dithio-gas, direct-cooled primary cooler device cools coke-oven gas.
The technical scheme of technical solution problem of the present invention is:
Between a kind of coal oven dithio-gas, direct-cooled primary cooler device, comprise top sky spray section, between the recirculated water of top cold section, top recycle pump, middle interruption liquid dish, bottom sky spray section, between the water at low temperature of bottom cold section, bottom recycle pump, the top of described top sky spray section is connected with gas entry, between the water at low temperature of bottom, cold section is connected with gas exit, described top gas entry, bottom gas exit is connected with gas line respectively, the outlet of middle interruption liquid dish is connected by the entrance of top intermediate conduit with top recycle pump, top intermediate conduit is connected to supplement epimere circulating cleaning solution in time with upper condensate make-up piping, ensure the validity of circulating cleaning solution, circulation pump outlet in top sprays section top entry by pipeline with top sky and is connected, between the recirculated water of top, cold section of bottom inlet is connected with recirculated water entrance, between the recirculated water of top, cold section of top exit is connected with circulating water outlet, hypomere outlet at bottom is connected with the entrance of bottom recycle pump by bottom intermediate conduit, and circulation pump outlet in bottom sprays section top entry by pipeline with bottom sky and is connected, between the water at low temperature of bottom, cold section of bottom inlet is connected with water at low temperature entrance, and between the water at low temperature of bottom, cold section of top exit exports with water at low temperature and be connected.
The top entry of described top sky spray section is connected with nozzles combine device one.Uniform through the refinement of nozzles combine device one pressure, fine drop is fully contacted with coal gas in sky spray section, coal gas is cooled, washs away the impurity such as coal dust and coke powder.
The top entry of bottom sky spray section is connected with nozzles combine device two.Uniform through the refinement of nozzles combine device two pressure, fine drop is fully contacted with coal gas in sky spray section, coal gas is cooled, washs, the naphthalene absorbed away in part coal gas, tar goes forward side by side and one walk out of the impurity such as coal dust and coke powder, cool coal gas simultaneously.
Between the recirculated water of described top cold section, between the water at low temperature of bottom cold section adopt transverse tube type or plank frame.
The epimere circulating cleaning solution that described top sky spray section adopts is the water quality liquid of oil-containing; The hypomere circulating cleaning solution that described bottom sky spray section adopts is moisture oil liquid, or is the water quality liquid of high oil-containing.
One utilizes between coal oven dithio-gas, the method that direct-cooled primary cooler device cools coke-oven gas, epimere circulating cleaning solution is comprised the steps: to send into top sky spray section by top recycle pump, then 80 DEG C ~ 83 DEG C saturated coal gas are entered top sky spray section from top gas entry, saturated coal gas is first through the washing of top sky spray section, after cooling, cold section of cooling through between the recirculated water of top, then through the washing of bottom sky spray section, absorb, cooling, again after cold section of cooling between the water at low temperature of bottom, most coal dust in removing coal gas, coke powder and naphthalene and tar are also cooled to 20 DEG C ~ 25 DEG C, sent by bottom gas exit.
The nozzles combine device one of epimere circulating cleaning solution through Kong Penduan top, top that described top recycle pump is sent into is formed under a predetermined has setting pressure, the fine drop that refinement is uniform, spray into top sky spray section, described fine drop fully contacts with coal gas in top sky spray section, coal gas is cooled, wash away the impurity such as coal dust and coke powder, through the cooling of empty spray section, coal gas after washing and liquid to enter between top recirculated water below cold section together, cold section of cooling through between the recirculated water of top, coal gas and liquid are cooled to the coal gas intercooling temperature 38 DEG C ~ 45 DEG C set in a cold mode by recirculated water, the liquid that top sky spray section is got off cleans cold section of coal gas side between the recirculated water of top, prevent coal dust, coke powder, tar, the foreign material blockings such as naphthalene, then liquid coal gas after the gas-liquid separation of middle interruption liquid dish enters hypomere, liquid is discharged and is served portion's recycle pump circulation cleaning, continuous print discharge circulation fluid and continuous supplementation liquid are to ensure the validity of circulation fluid,
The nozzles combine device two of circulating cleaning solution through Kong Penduan top, bottom that described bottom recycle pump is sent into is formed under a predetermined has setting pressure, the fine drop that refinement is uniform, spray into bottom sky spray section, fine drop is fully contacted with coal gas in sky spray section, coal gas is cooled, washing, absorb away the naphthalene in part coal gas, tar, go forward side by side and one walk out of the impurity such as coal dust and coke powder, cool coal gas simultaneously, cold section is entered between the water at low temperature of bottom together through the bottom sky spray coal gas of section and liquid, between the water at low temperature of bottom, cold section of coal gas and liquid are cooled to the coal gas cooling temperature 20 DEG C ~ 25 DEG C set in a cold mode by water at low temperature, the liquid that bottom sky spray section is got off cleans cold section of coal gas side between the water at low temperature of bottom, prevent tar, the foreign material blockings such as naphthalene, coal gas is sent by bottom gas exit, liquid is connected with the entrance of bottom recycle pump by bottom intermediate conduit, circulation cleaning is discharged continuously through recycle pump, bottom intermediate conduit is connected to supplement hypomere circulating cleaning solution in time with lower condensate make-up piping, ensure the validity of hypomere circulating cleaning solution.
Beneficial effect of the present invention:
1. the present invention is by arranging epimere sky spray section, the empty spray rinsing of hypomere sky spray section, naphthalene, the tar that can remove the coal dust in most of coal gas, coke powder and absorb in coal gas, make cooled coal gas more clean, for follow-up gas cleaning system and byproduct system of processing create favorable conditions.
2. epimere sky spray section, hypomere sky spray simultaneously with the process of cooling in the empty spray rinsing process of section, and can improve the cooling efficiency of coal gas, especially hypomere empty spray section cooling performance is more remarkable.
3. the washings of epimere sky spray section, hypomere sky spray section respectively between the recirculated water of top cold section, there is effective cleanup action cold section of coal gas side between the water at low temperature of bottom, thus ensures two intersegmental cold cooling efficiencys.
4. the present invention flies top sky spray cooling, washing, and bottom also can be applied in the gas cooling processes such as gas final cold device, applied range with the device of cold mode cooling gas and liquid simultaneously.
Accompanying drawing explanation
Fig. 1 is schema of the present invention.
Embodiment
In order to understand the present invention better, explain embodiments of the present invention in detail below in conjunction with accompanying drawing.
Embodiment
As shown in Figure 1, between a kind of coal oven dithio-gas, direct-cooled primary cooler device, comprise top sky spray section 1, between the recirculated water of top cold section 2, top recycle pump 5, middle interruption liquid dish 7, bottom sky spray section 3, between the water at low temperature of bottom cold section 4, bottom recycle pump 6, the top of described top sky spray section 1 is connected with gas entry, between the water at low temperature of bottom, cold section 4 is connected with gas exit, described top gas entry, bottom gas exit is connected with gas line respectively, the outlet of middle interruption liquid dish 7 is connected by the entrance of top intermediate conduit with top recycle pump 5, top intermediate conduit is connected to supplement epimere circulating cleaning solution in time with upper condensate make-up piping, ensure the validity of circulating cleaning solution, the outlet of top recycle pump 5 is sprayed section 1 top entry by pipeline with top sky and is connected, between the recirculated water of top, cold section of 2 bottom inlets are connected with recirculated water entrance, between the recirculated water of top, cold section of 2 top exits are connected with circulating water outlet, hypomere outlet at bottom is connected with the entrance of bottom recycle pump 6 by bottom intermediate conduit, and the outlet of bottom recycle pump 6 is sprayed section 3 top entry by pipeline with bottom sky and is connected, between the water at low temperature of bottom, cold section of 4 bottom inlets are connected with water at low temperature entrance, and between the water at low temperature of bottom, cold section of 4 top exits export with water at low temperature and are connected.
The top entry of described top sky spray section 1 is connected with nozzles combine device one.Uniform through the refinement of nozzles combine device one pressure, fine drop is fully contacted with coal gas in sky spray section, coal gas is cooled, washs away the impurity such as coal dust and coke powder.
The top entry of bottom sky spray section 3 is connected with nozzles combine device two.Uniform through the refinement of nozzles combine device two pressure, fine drop is fully contacted with coal gas in sky spray section, coal gas is cooled, washs, the naphthalene absorbed away in part coal gas, tar goes forward side by side and one walk out of the impurity such as coal dust and coke powder, cool coal gas simultaneously.
Between the recirculated water of described top cold section 2, adopt transverse tube type or plank frame for cold section 4 between the water at low temperature of bottom.
The epimere circulating cleaning solution that described top sky spray section 1 adopts is the water quality liquid of oil-containing; The hypomere circulating cleaning solution that described bottom sky spray section 3 adopts is moisture oil liquid, or is the water quality liquid of high oil-containing.
Utilize between coal oven dithio-gas, a method that direct-cooled primary cooler cools coal oven dithio-gas, comprise the steps:
1. epimere circulating cleaning solution is sent into top sky spray section 1 by top recycle pump 5, then the saturated coal gas of 80 DEG C ~ 83 DEG C is entered top sky spray section 1 from top gas entry, saturated coal gas is first after top sky spray section 1 is washed, cooled, cold section 2 cooling through between the recirculated water of top, then wash through bottom sky spray section 3, absorb, cool, again after cold section 4 cooling between the water at low temperature of bottom, most coal dust, coke powder and naphthalene and tar in removing coal gas are also cooled to 20 DEG C ~ 25 DEG C, are sent by bottom gas exit.
The nozzles combine device one of epimere circulating cleaning solution through sky spray section 1 top, top that described top recycle pump 5 is sent into is formed under a predetermined has setting pressure, the fine drop that refinement is uniform, spray into top sky spray section 1, described fine drop fully contacts with coal gas in top sky spray section 1, coal gas is cooled, wash away the impurity such as coal dust and coke powder, cool through empty spray section 1, coal gas after washing and liquid to enter between top recirculated water below cold section 2 together, cold section 2 cooling through between the recirculated water of top, coal gas and liquid are cooled to the coal gas intercooling temperature 38 DEG C ~ 45 DEG C set in a cold mode by recirculated water, the liquid that top sky spray section 1 is got off cleans cold section of 2 coal gas sides between the recirculated water of top, prevent coal dust, coke powder, tar, the foreign material blockings such as naphthalene, then liquid coal gas after the gas-liquid separation of middle interruption liquid dish 7 enters hypomere, liquid is discharged and is served portion's recycle pump 5 circulation cleaning, continuous print discharge circulation fluid and continuous supplementation liquid are to ensure the validity of circulation fluid.
The nozzles combine device two of circulating cleaning solution through sky spray section 3 top, bottom that described bottom recycle pump 6 is sent into is formed under a predetermined has setting pressure, the fine drop that refinement is uniform, spray into bottom sky spray section 3, fine drop is fully contacted with coal gas in sky spray section, coal gas is cooled, washing, absorb away the naphthalene in part coal gas, tar, go forward side by side and one walk out of the impurity such as coal dust and coke powder, cool coal gas simultaneously, cold section 4 is entered between the water at low temperature of bottom together through the bottom sky spray coal gas of section 3 and liquid, between the water at low temperature of bottom, cold section of 4 coal gas and liquid are cooled to the coal gas cooling temperature 20 DEG C ~ 25 DEG C set in a cold mode by water at low temperature, the liquid that bottom sky spray section 3 is got off cleans cold section of coal gas side between the water at low temperature of bottom, prevent tar, the foreign material blockings such as naphthalene, coal gas is sent by bottom gas exit, liquid is connected with the entrance of bottom recycle pump 6 by bottom intermediate conduit, circulation cleaning is discharged continuously through recycle pump 6, bottom intermediate conduit is connected to supplement hypomere circulating cleaning solution in time with lower condensate make-up piping, ensure the validity of hypomere circulating cleaning solution, described epimere washings is the water quality liquid of oil-containing, hypomere washings is moisture oil liquid, also can be the water quality liquid of high oil-containing.Other, with reference to embodiment, do not repeat them here.
By reference to the accompanying drawings the embodiment of invention is described although above-mentioned; but not limiting the scope of the invention; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection scope of the present invention.
Claims (7)
1. between a coal oven dithio-gas, direct-cooled primary cooler device, it is characterized in that, comprise top sky spray section, between the recirculated water of top cold section, top recycle pump, middle interruption liquid dish, bottom sky spray section, between the water at low temperature of bottom cold section, bottom recycle pump, the top of described top sky spray section is connected with gas entry, between the water at low temperature of bottom, cold section is connected with gas exit, described top gas entry, bottom gas exit is connected with gas line respectively, the outlet of middle interruption liquid dish is connected by the entrance of top intermediate conduit with top recycle pump, top intermediate conduit is connected to supplement epimere circulating cleaning solution in time with upper condensate make-up piping, ensure the validity of circulating cleaning solution, circulation pump outlet in top sprays section top entry by pipeline with top sky and is connected, between the recirculated water of top, cold section of bottom inlet is connected with recirculated water entrance, between the recirculated water of top, cold section of top exit is connected with circulating water outlet, hypomere outlet at bottom is connected with the entrance of bottom recycle pump by bottom intermediate conduit, and circulation pump outlet in bottom sprays section top entry by pipeline with bottom sky and is connected, between the water at low temperature of bottom, cold section of bottom inlet is connected with water at low temperature entrance, and between the water at low temperature of bottom, cold section of top exit exports with water at low temperature and be connected.
2. between coal oven dithio-gas as claimed in claim 1, direct-cooled primary cooler device, it is characterized in that, the top entry of described top sky spray section is connected with nozzles combine device one.
3. between coal oven dithio-gas as claimed in claim 1, direct-cooled primary cooler device, it is characterized in that, the top entry of described bottom sky spray section is connected with nozzles combine device two.
4. between coal oven dithio-gas as claimed in claim 1, direct-cooled primary cooler device, it is characterized in that, between the recirculated water of described top cold section, between the water at low temperature of bottom cold section adopt transverse tube type or plank frame.
5. between coal oven dithio-gas as claimed in claim 1, direct-cooled primary cooler device, it is characterized in that, the epimere circulating cleaning solution that described top sky spray section adopts is the water quality liquid of oil-containing; The hypomere circulating cleaning solution that described bottom sky spray section adopts is moisture oil liquid, or is the water quality liquid of high oil-containing.
6. utilize between the coal oven dithio-gas described in any one of claim 1 to 5, method that direct-cooled primary cooler device cools coal oven dithio-gas, it is characterized in that, comprise the steps:
Epimere circulating cleaning solution is sent into top sky spray section by top recycle pump, then 80 DEG C ~ 83 DEG C saturated coal gas are entered top sky spray section from top gas entry, saturated coal gas is first after the washing of top sky spray section, cooling, cold section of cooling through between the recirculated water of top, then through the washing of bottom sky spray section, absorption, cooling, again after cold section of cooling between the water at low temperature of bottom, most coal dust, coke powder and naphthalene and tar in removing coal gas are also cooled to 20 DEG C ~ 25 DEG C, are sent by bottom gas exit.
7. utilize as claimed in claim 6 between coal oven dithio-gas, the method that direct-cooled primary cooler device cools coal oven dithio-gas, it is characterized in that, the nozzles combine device one of epimere circulating cleaning solution through Kong Penduan top, top that described top recycle pump is sent into is formed under a predetermined has setting pressure, the fine drop that refinement is uniform, spray into top sky spray section, described fine drop fully contacts with coal gas in top sky spray section, coal gas is cooled, wash away the impurity such as coal dust and coke powder, through the cooling of empty spray section, coal gas after washing and liquid to enter between top recirculated water below cold section together, cold section of cooling through between the recirculated water of top, coal gas and liquid are cooled to the coal gas intercooling temperature 38 DEG C ~ 45 DEG C set in a cold mode by recirculated water, the liquid that top sky spray section is got off cleans cold section of coal gas side between the recirculated water of top, prevent coal dust, coke powder, tar, naphthalene foreign material block, then liquid coal gas after the gas-liquid separation of middle interruption liquid dish enters hypomere, liquid is discharged and is served portion's recycle pump circulation cleaning, continuous print discharge circulation fluid and continuous supplementation liquid are to ensure the validity of circulation fluid,
The nozzles combine device two of circulating cleaning solution through Kong Penduan top, bottom that described bottom recycle pump is sent into is formed under a predetermined has setting pressure, the fine drop that refinement is uniform, spray into bottom sky spray section, fine drop is fully contacted with coal gas in sky spray section, coal gas is cooled, washing, absorb away the naphthalene in part coal gas, tar, go forward side by side and one walk out of the impurity such as coal dust and coke powder, cool coal gas simultaneously, cold section is entered between the water at low temperature of bottom together through the bottom sky spray coal gas of section and liquid, between the water at low temperature of bottom, cold section of coal gas and liquid are cooled to the coal gas cooling temperature 20 DEG C ~ 25 DEG C set in a cold mode by water at low temperature, the liquid that bottom sky spray section is got off cleans cold section of coal gas side between the water at low temperature of bottom, prevent tar, the foreign material blockings such as naphthalene, coal gas is sent by bottom gas exit, liquid is connected with the entrance of bottom recycle pump by bottom intermediate conduit, circulation cleaning is discharged continuously through recycle pump, bottom intermediate conduit is connected to supplement hypomere circulating cleaning solution in time with lower condensate make-up piping, ensure the validity of hypomere circulating cleaning solution.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106244248A (en) * | 2016-08-18 | 2016-12-21 | 樊晓光 | A kind of coke-stove gas cooling residual heat retracting device and technique |
| CN108380024A (en) * | 2018-04-13 | 2018-08-10 | 中冶焦耐(大连)工程技术有限公司 | A kind of desulphurizing and dust-removing integral cylindric heater system and its desulfurization and dust-removal method |
| CN109929596A (en) * | 2019-04-12 | 2019-06-25 | 济南冶金化工设备有限公司 | A kind of raw coke oven gas washing, purifying and low temperature exhaust heat recyclable device and technique |
| CN110484309A (en) * | 2019-08-14 | 2019-11-22 | 昆山市三维换热器有限公司 | Combined type coal gas primary cooler and its system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007008991A (en) * | 2005-06-28 | 2007-01-18 | Nippon Steel Engineering Co Ltd | Apparatus and method for cooling coke oven gas |
| CN101608137A (en) * | 2008-06-20 | 2009-12-23 | 上海宝钢化工有限公司 | Primary cooling process for coal gas |
| CN101760250A (en) * | 2009-12-29 | 2010-06-30 | 中冶焦耐(大连)工程技术有限公司 | Novel technique for cooling of coke-oven gas |
| CN203144358U (en) * | 2013-02-25 | 2013-08-21 | 襄阳双利环保设备有限公司 | Equipment for removing naphthalene in high-temperature coke-oven gas |
| CN103484169A (en) * | 2013-10-30 | 2014-01-01 | 北京中亿孚佑科技有限公司 | New method for performing preliminary condensation refrigeration on coking raw gas |
| CN204607919U (en) * | 2015-04-29 | 2015-09-02 | 济南冶金化工设备有限公司 | The m-direct-cooled primary cooler device of coal oven dithio-gas |
-
2015
- 2015-04-29 CN CN201510209104.8A patent/CN104830352A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007008991A (en) * | 2005-06-28 | 2007-01-18 | Nippon Steel Engineering Co Ltd | Apparatus and method for cooling coke oven gas |
| CN101608137A (en) * | 2008-06-20 | 2009-12-23 | 上海宝钢化工有限公司 | Primary cooling process for coal gas |
| CN101760250A (en) * | 2009-12-29 | 2010-06-30 | 中冶焦耐(大连)工程技术有限公司 | Novel technique for cooling of coke-oven gas |
| CN203144358U (en) * | 2013-02-25 | 2013-08-21 | 襄阳双利环保设备有限公司 | Equipment for removing naphthalene in high-temperature coke-oven gas |
| CN103484169A (en) * | 2013-10-30 | 2014-01-01 | 北京中亿孚佑科技有限公司 | New method for performing preliminary condensation refrigeration on coking raw gas |
| CN204607919U (en) * | 2015-04-29 | 2015-09-02 | 济南冶金化工设备有限公司 | The m-direct-cooled primary cooler device of coal oven dithio-gas |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106244248A (en) * | 2016-08-18 | 2016-12-21 | 樊晓光 | A kind of coke-stove gas cooling residual heat retracting device and technique |
| CN108380024A (en) * | 2018-04-13 | 2018-08-10 | 中冶焦耐(大连)工程技术有限公司 | A kind of desulphurizing and dust-removing integral cylindric heater system and its desulfurization and dust-removal method |
| CN108380024B (en) * | 2018-04-13 | 2024-01-09 | 中冶焦耐(大连)工程技术有限公司 | Desulfurizing and dedusting integrated cylinder heating furnace system and desulfurizing and dedusting method thereof |
| CN109929596A (en) * | 2019-04-12 | 2019-06-25 | 济南冶金化工设备有限公司 | A kind of raw coke oven gas washing, purifying and low temperature exhaust heat recyclable device and technique |
| CN110484309A (en) * | 2019-08-14 | 2019-11-22 | 昆山市三维换热器有限公司 | Combined type coal gas primary cooler and its system |
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Application publication date: 20150812 |