CN206916067U - A kind of tar cinder Non-oxygen pyrolytic and tar recovery system - Google Patents
A kind of tar cinder Non-oxygen pyrolytic and tar recovery system Download PDFInfo
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- CN206916067U CN206916067U CN201720708855.9U CN201720708855U CN206916067U CN 206916067 U CN206916067 U CN 206916067U CN 201720708855 U CN201720708855 U CN 201720708855U CN 206916067 U CN206916067 U CN 206916067U
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- 238000011084 recovery Methods 0.000 title claims abstract description 23
- 239000003818 cinder Substances 0.000 title claims abstract description 17
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 17
- 239000001301 oxygen Substances 0.000 title claims abstract description 17
- 238000000197 pyrolysis Methods 0.000 claims abstract description 83
- 239000007789 gas Substances 0.000 claims abstract description 77
- 241000273930 Brevoortia tyrannus Species 0.000 claims abstract description 19
- UGFAIRIUMAVXCW-UHFFFAOYSA-N carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000003546 flue gas Substances 0.000 claims abstract description 18
- 239000002699 waste material Substances 0.000 claims abstract description 17
- 238000002156 mixing Methods 0.000 claims abstract description 11
- 238000010521 absorption reaction Methods 0.000 claims description 23
- 238000001816 cooling Methods 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 14
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 14
- 239000003513 alkali Substances 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 238000002485 combustion reaction Methods 0.000 claims description 7
- 239000000498 cooling water Substances 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000011269 tar Substances 0.000 description 25
- 235000011121 sodium hydroxide Nutrition 0.000 description 5
- 239000002918 waste heat Substances 0.000 description 5
- 229940108066 Coal Tar Drugs 0.000 description 4
- 239000011280 coal tar Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000002893 slag Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000003034 coal gas Substances 0.000 description 3
- 239000002826 coolant Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- UFWIBTONFRDIAS-UHFFFAOYSA-N naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 206010007269 Carcinogenicity Diseases 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Natural products OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 230000000711 cancerogenic Effects 0.000 description 1
- 231100000357 carcinogen Toxicity 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 231100000260 carcinogenicity Toxicity 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002391 heterocyclic compounds Chemical class 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000011287 low-temperature tar Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000505 pernicious Effects 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001172 regenerating Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035943 smell Effects 0.000 description 1
Abstract
It the utility model is related to tar pyrolysis and recovery technology field,More particularly to a kind of tar cinder Non-oxygen pyrolytic and tar recovery system,Including the batch mixing conveyer for waste residue to be inputted,Batch mixing conveyer rear is provided with charging surge bunker,Rake glassware is provided with charging surge bunker,Charging surge bunker rear is provided with indirect type pyrolysis oven,Several pyrolysis conveying worms are interval with indirect type pyrolysis oven from top to bottom,It is horizontally disposed to be pyrolyzed conveying worm,Communicated between two neighboring pyrolysis conveying worm,The pyrolysis conveying worm of the top connects with charging surge bunker,Pyrolysis oven rear is provided with the first gas-gas heat exchanger,Pyrolysis conveying worm is connected with one of import of the first gas-gas heat exchanger,The rear of first gas-gas heat exchanger is provided with condensing tower,The outlet of the bottom of first gas-gas heat exchanger is connected with indirect type pyrolysis oven,High-temperature burner hearth flue gas of the present utility model from indirect type pyrolysis oven,High temperature tar gas carries heat and all effectively recycled.
Description
Technical field
It the utility model is related to tar pyrolysis and recovery technology field, more particularly to a kind of tar cinder Non-oxygen pyrolytic and Jiao
Oil recovery apparatus.
Background technology
Coal tar is a kind of black or brown viscous liquid, and smell is similar to naphthalene or aromatic hydrocarbon, and coal tar main component has
Various phenols, alkanes, the mixture of aromatic hydrocarbon and heterocyclic compound, have carcinogenicity, belong to IARC first kind carcinogens.Example
Such as：The strange BGL gasification burners in Shandong form largely useless tar slag, its waste residue after coal gas cooling workshop section gas liquor sedimentation standing separation
Complicated component, mainly stacked for a long time in on-site more than 40% containing fine coal, ash, coal tar etc., wherein coal tar content, from
So air-dry, cause substantial pollution to environment, in handling process of the prior art, the waste heat in coal gas does not use.
Utility model content
In order to solve the defects of coal gas waste heat present in prior art does not make full use of, the utility model provides a kind of
The tar cinder Non-oxygen pyrolytic and tar recovery system of waste heat can be made full use of.
Technical scheme is used by the utility model solves its technical problem：
A kind of tar cinder Non-oxygen pyrolytic and tar recovery system, including the conveying of the batch mixing for tar cinder to be inputted
Machine, described batch mixing conveyer rear are provided with charging surge bunker, rake glassware, described charging are provided with described charging surge bunker
Surge bunker rear is provided with indirect type pyrolysis oven, is interval with several pyrolysis spirals on described indirect type pyrolysis oven from top to bottom
Conveyer, described pyrolysis conveying worm is horizontally disposed, is communicated between two neighboring pyrolysis conveying worm, most upper
The pyrolysis conveying worm of side connects with described charging surge bunker, and described pyrolysis oven rear is provided with the first gas-gas heat exchanger,
Described pyrolysis conveying worm is connected with one of import of the first gas-gas heat exchanger, the first described gas-gas heat exchanger
The outlet of bottom is connected with condensing tower, and the outlet of the bottom of the first described gas-gas heat exchanger is connected with indirect type pyrolysis oven, the
The outlet on one gas-gas heat exchanger top connects with condensing tower, and the outlet of described condensing tower bottom is connected with oil recovery tank, described
Condensation tower bottom and top be provided with first circulation pipeline, be provided with liquid circulation pump and cooling among described first circulation pipeline
Device, the outlet at the top of described condensing tower connect with an import of the first gas-gas heat exchanger；
Cooling spiral conveyer, described cooling spiral shell are connected with positioned at the outlet of the pyrolysis conveying worm bottom of bottom
Rotation conveyer is circumscribed with cooling water pipeline, and the outlet of described cooling spiral conveyer bottom is connected with waste residue rotary discharger；
Outlet at the top of described indirect type pyrolysis oven is connected with the second gas-gas heat exchanger, the second described gas-gas heat exchanger
Outer access air duct, the outlet of the bottom of the second described gas-gas heat exchanger are connected with the bottom import of indirect type pyrolysis oven, institute
The outlet at the top of the second gas gas exchanger stated is connected with absorption tower, and the import on described absorption tower is connected with alkali liquid tank, institute
Second circulation pipeline is provided between the bottom and top on the absorption tower stated, being provided with alkali lye among described second circulation pipeline circulates
Pump, the outlet at the top of described absorption tower are connected with adsorption tanks, activated carbon are provided with described adsorption tanks.
Further, the number of described pyrolysis conveying worm is three, and respectively three-level is pyrolyzed spiral from top to bottom
Conveyer, two level pyrolysis conveying worm, one-level pyrolysis conveying worm.
Further, it is provided with fixed gas blower fan among the outlet at the top of described condensing tower and the first gas-gas heat exchanger.
Further, the air duct of the second gas gas exchanger is provided with combustion fan.
Further, flue gas blower fan is provided between the second described gas-gas heat exchanger and absorption tower.
Beneficial effect：
(1) energy regenerating
High-temperature burner hearth flue gas, high temperature tar gas from indirect type pyrolysis oven carry heat and all obtain effective circulation profit
With.
1. high-temperature burner hearth fume afterheat utilizes
Indirect type pyrolysis oven~600 DEG C of high-temperature flue gas pass through one-level be pyrolyzed conveying worm, two level be pyrolyzed spiral transferring
After sending machine, three-level to be pyrolyzed conveying worm to waste residue Non-oxygen pyrolytic, the flue-gas temperature that its burner hearth comes out still maintains~180 DEG C, is
Using this partial heat, before combustion air enters indirect type pyrolysis oven, in the second gas-gas heat exchanger ,~180 DEG C of burner hearth cigarettes
Gas and~20 DEG C of air heat exchanges, chamber flue gas temperature are down to~90 DEG C, and combustion air enters indirect after being heated to~90 DEG C
Formula pyrolysis oven is utilized as First air, waste heat.
2. pyrolysis devolatilization high temperature tar gas takes Btu utilization out of
The three-level pyrolysis conveying worm of indirect type pyrolysis oven, two level pyrolysis conveying worm, one-level pyrolysis helical feed
The tar gas temperature that Non-oxygen pyrolytic evaporates in machine maintains~300 DEG C, if directly condensing, thermal loss expends cold simultaneously
Source medium.Therefore ,~300 before DEG C tar gas condensation, with coming out~60 DEG C at the top of condensing tower not in the first gas-gas heat exchanger
Solidifying gas heat exchange, after heating~200 DEG C of on-condensible gases recycle as the Secondary Air of indirect type pyrolysis oven, while this portion
Containing a small amount of flammable Volatile Colstituent in point on-condensible gas, into burner hearth after may participate in burning and produce heat, waste heat is utilized.
(2) safety and environmental protection
Technical process anaerobic sealing and circulating, system safety, technical process are carried out in the system of flue gas sealing and circulating, this body
System is equivalent to inert gas closed circulating system, and making the preheating of waste residue, pyrolytic process is carried out in oxygen-free environment, system peace
Entirely.
(3) waste gas, waste water, useless solid discharge capacity are small
Waste gas：Needed when the exhaust gas volumn of outer row is needed in the utility model equivalent to indirect type pyrolysis oven burner hearth agent burns
Combustion-supporting air quantity (i.e. First air), this partial fume amount only account for circulating flow rate~12%, waste gas discharge capacity is small, while even if need
The flue gas to be discharged, and being emptied after cooling, alkali liquor absorption, charcoal absorption deodorization, to environment without primary pollution and secondary
Pollution, environmental protection.
Waste water：Wastewater flow rate is the own quantity contained in waste residue in the utility model, i.e., in inlet feed containing how much moisture just
Arrange how much moisture, no incrementss.
It is useless solid：Solid slag is formed after Non-oxygen pyrolytic in indirect type pyrolysis oven in the utility model, volume-diminished, is accomplished
Minimizing；Solid slag contains calorific value simultaneously, and burning can be mixed with coal dust, has accomplished recycling.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the structural representation of tar cinder Non-oxygen pyrolytic of the present utility model and tar recovery system；
Wherein, 1, batch mixing conveyer, 2, charging surge bunker, 3, indirect type pyrolysis oven, 4, cooling spiral conveyer, 5, rotation
Discharger, 6, combustion fan, the 7, second gas-gas heat exchanger, 8, flue gas blower fan, 9, alkali liquid tank, 10, absorption tower, 11, alkali lye circulation
Pump, 12, adsorption tanks, the 13, first gas-gas heat exchanger, 14, condensing tower, 15, oil recovery tank, 16, liquid circulation pump, 17, cooler,
18th, fixed gas blower fan.
Embodiment
A kind of tar cinder Non-oxygen pyrolytic and tar recovery system, including the batch mixing conveyer for tar cinder to be inputted
1, the rear of batch mixing conveyer 1 is provided with charging surge bunker 2, and waste residue is input in charging surge bunker 2 by batch mixing conveyer 1, and charging is slow
Rush in storehouse 2 and be provided with rake glassware, charging surge bunker 2 rear is provided with indirect type pyrolysis oven 3, on indirect type pyrolysis oven 3 from top to bottom between
Every provided with several pyrolysis conveying worms, pyrolysis conveying worm is horizontally disposed, two neighboring pyrolysis helical feed
Communicated between machine, the pyrolysis conveying worm and charging surge bunker 2 of the top connect, and pyrolysis oven rear is provided with the first gas-gas heat exchange
Device 13, one of import of the pyrolysis conveying worm with the first gas-gas heat exchanger 13 are connected, the bottom of the first gas-gas heat exchanger 13
The outlet in portion is connected with condensing tower 14, and the outlet of the bottom of the first gas-gas heat exchanger 13 is connected with indirect type pyrolysis oven 3, the first gas
The outlet on the top of gas heat exchanger 13 and condensing tower 14 connect, and the outlet of the bottom of condensing tower 14 is connected with oil recovery tank 15, oil recovery
Tank 15 exports tar, and the bottom of condensing tower 14 and top are provided with first circulation pipeline, are followed among first circulation pipeline provided with liquid
Ring pump 16 and cooler 17, first circulation pipeline also access supplement water, coolant intake pipe road and cooling are connected on cooler 17
Water delivery pipe road, the outlet at the top of condensing tower 14 connect with an import of the first gas-gas heat exchanger 13；
Cooling spiral conveyer 4 is connected with positioned at the outlet of the pyrolysis conveying worm bottom of bottom, cooling spiral is defeated
Machine 4 is sent to be circumscribed with coolant intake pipe road and coolant outlet hose road, the outlet of the bottom of cooling spiral conveyer 4 is connected with waste residue
Rotary discharger 5, discharger 5 discharge waste residue；
The outlet at the top of indirect type pyrolysis oven 3 is connected with the second gas-gas heat exchanger 7, is accessed outside the second gas-gas heat exchanger 7 empty
Feed channel, the outlet of the bottom of the second gas-gas heat exchanger 7 are connected with the bottom import of indirect type pyrolysis oven 3, the second gas-gas heat exchanger 7
The outlet at top is connected with absorption tower 10, and the import on absorption tower 10 is connected with alkali liquid tank 9, and it is defeated to be connected with alkali lye on alkali liquid tank 9
Enter pipeline, second circulation pipeline is provided between the bottom and top on absorption tower 10, being provided with alkali lye among second circulation pipeline circulates
Pump 11, the outlet at the top of absorption tower 10 are connected with adsorption tanks 12, activated carbon are provided with adsorption tanks 12, adsorption tanks 12 are by after purification
Tail gas is discharged.
The number for being pyrolyzed conveying worm is three, from top to bottom respectively three-level pyrolysis conveying worm, two level pyrolysis
Conveying worm, one-level pyrolysis conveying worm.
Fixed gas blower fan 18 is provided among the outlet at the top of condensing tower 14 and the first gas-gas heat exchanger 13.
The air duct of second gas-gas heat exchanger 7 is provided with combustion fan 6.
Flue gas blower fan 8 is provided between second gas-gas heat exchanger 7 and absorption tower 10.
Above-mentioned tar cinder Non-oxygen pyrolytic and the pyrolysis of tar recovery system and recovery method comprise the following steps：
1) waste residue is entered in charging surge bunker 2 by batch mixing conveyer 1, is harrowed under glassware effect, is given up in the surge bunker 2 that feeds
Slag sequentially enters the three-level pyrolysis conveying worm, two level pyrolysis conveying worm, one-level pyrolysis spiral transferring of indirect type pyrolysis oven 3
Send in machine, while the outer wall of three-level pyrolysis conveying worm, two level pyrolysis conveying worm, one-level pyrolysis conveying worm is successively
Contacted with the high-temperature flue gas of the roof of the furnace of indirect type pyrolysis oven 3, middle part, bottom, high-temperature flue gas indirect heat transfer is pyrolyzed spiral shell to three-level
The waste residue in conveyer, two level pyrolysis conveying worm, one-level pyrolysis conveying worm is revolved, the tar in waste residue is volatilized, waves
Low temperature on-condensible gas of the high temperature tar gas issued with the top of condensing tower 14 out exchanges heat in the first gas-gas heat exchanger 13,
Secondary Air of the on-condensible gas as the burner hearth of indirect type pyrolysis oven 3 after heat exchange, is recycled；
2) the low temperature tar gas after exchanging heat inversely contacts into condensing tower 14 with cooling circulation liquid, in the bottom of condensing tower 14
Liquid is condensed into, the tar overflow that top is swum in liquid is reclaimed into oil recovery tank 15, and the bottom of towe circulation fluid after heat exchange is through liquid
Body circulation pump 16 is pressurized, and is recycled after being cooled down in cooler 17 into the tower top of condensing tower 14, caused by the top of condensing tower 14
Low temperature fixed gas enters in the first gas-gas heat exchanger 13 after the supercharging of fixed gas blower fan 18, forms sealing and circulating gas；
3) the high temperature waste residue come out from one-level pyrolysis conveying worm enters in cooling spiral conveyer 4, while circulates cold
But water also into cooling spiral conveyer 4 hollow shaft and chuck in high temperature waste residue indirect heat exchange, the waste residue of cooling is through waste residue
The discharge of rotary discharger 5 is collected；
4) from the high-temperature flue gas that the roof of the furnace of indirect type pyrolysis oven 3 comes out with the air after the supercharging of combustion fan 6 the
Heat exchange in two gas-gas heat exchangers 7, high temperature air after heat exchange enters the burner hearth of indirect type pyrolysis oven 3 as First air, after heat exchange
Low-temperature flue gas body through flue gas blower fan 8 supercharging after enter absorption tower 10 with cooling circulation alkali liquor inversely contact, absorption flue gas in
Pernicious gas, the bottom of towe circulation fluid after absorption recycle after NaOH solution circulating pump 11 is pressurized again into the tower top of absorption tower 10,
The low-temperature flue gas that tower top comes out after absorption enters back into adsorption cleaning in the adsorption tanks 12 equipped with activated carbon, and gas empties after purification.
It should be appreciated that specific embodiment described above is only used for explaining the utility model, it is not used to limit this reality
With new.By the obvious changes or variations that spirit of the present utility model is extended out still in protection of the present utility model
Among scope.
Claims (5)
1. a kind of tar cinder Non-oxygen pyrolytic and tar recovery system, it is characterised in that:Including for tar cinder to be inputted
Batch mixing conveyer (1), described batch mixing conveyer (1) rear is provided with charging surge bunker (2), in described charging surge bunker (2)
Provided with rake glassware, described charging surge bunker (2) rear is provided with indirect type pyrolysis oven (3), on described indirect type pyrolysis oven (3)
Several pyrolysis conveying worms are interval with from top to bottom, and described pyrolysis conveying worm is horizontally disposed, adjacent
Communicated between two pyrolysis conveying worms, the pyrolysis conveying worm of the top and the connection of described charging surge bunker (2), institute
The pyrolysis oven rear stated is provided with the first gas-gas heat exchanger (13), described pyrolysis conveying worm with the first gas-gas heat exchanger
(13) one of import connection, the outlet of described the first gas-gas heat exchanger (13) bottom is connected with condensing tower (14), institute
The outlet of the bottom for the first gas-gas heat exchanger (13) stated is connected with indirect type pyrolysis oven (3), on the first gas-gas heat exchanger (13)
The outlet in portion and condensing tower (14) connection, the outlet of described condensing tower (14) bottom is connected with oil recovery tank (15), described
Condensing tower (14) bottom and top are provided with first circulation pipeline, and liquid circulation pump (16) is provided among described first circulation pipeline
With cooler (17), the outlet at the top of described condensing tower (14) connects with an import of the first gas-gas heat exchanger (13)；
Cooling spiral conveyer (4), described cooling spiral shell are connected with positioned at the outlet of the pyrolysis conveying worm bottom of bottom
Rotation conveyer (4) is circumscribed with cooling water pipeline, and the outlet of described cooling spiral conveyer (4) bottom is connected with waste residue rotary unloading
Glassware (5)；
Outlet at the top of described indirect type pyrolysis oven (3) is connected with the second gas-gas heat exchanger (7), the second described gas-gas heat exchange
Device (7) accesses air duct, outlet and indirect type pyrolysis oven (3) bottom of the bottom of described the second gas-gas heat exchanger (7) outside
Import connects, and the outlet at the top of described the second gas-gas heat exchanger (7) is connected with absorption tower (10), on described absorption tower (10)
Import be connected with alkali liquid tank (9), second circulation pipeline is provided between the bottom and top of described absorption tower (10), it is described
NaOH solution circulating pump (11) is provided among second circulation pipeline, the outlet at the top of described absorption tower (10) is connected with adsorption tanks
(12), it is provided with activated carbon in described adsorption tanks (12).
2. a kind of tar cinder Non-oxygen pyrolytic according to claim 1 and tar recovery system, it is characterised in that：Described
The number for being pyrolyzed conveying worm is three, and respectively three-level pyrolysis conveying worm, two level are pyrolyzed helical feed from top to bottom
Machine, one-level pyrolysis conveying worm.
3. a kind of tar cinder Non-oxygen pyrolytic according to claim 2 and tar recovery system, it is characterised in that：Described
Fixed gas blower fan (18) is provided among outlet and the first gas-gas heat exchanger (13) at the top of condensing tower (14).
4. a kind of tar cinder Non-oxygen pyrolytic according to claim 3 and tar recovery system, it is characterised in that：Described
The air duct of two gas-gas heat exchangers (7) is provided with combustion fan (6).
5. a kind of tar cinder Non-oxygen pyrolytic according to claim 4 and tar recovery system, it is characterised in that：Described
Flue gas blower fan (8) is provided between second gas-gas heat exchanger (7) and absorption tower (10).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720708855.9U CN206916067U (en) | 2017-06-16 | 2017-06-16 | A kind of tar cinder Non-oxygen pyrolytic and tar recovery system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720708855.9U CN206916067U (en) | 2017-06-16 | 2017-06-16 | A kind of tar cinder Non-oxygen pyrolytic and tar recovery system |
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| CN206916067U true CN206916067U (en) | 2018-01-23 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107057728A (en) * | 2017-06-16 | 2017-08-18 | 南京塔川化工设备有限公司 | A kind of tar cinder Non-oxygen pyrolytic and tar recovery system and its method |
| CN112625701A (en) * | 2019-09-24 | 2021-04-09 | 王其成 | Rectification residue resource utilization system and process |
-
2017
- 2017-06-16 CN CN201720708855.9U patent/CN206916067U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107057728A (en) * | 2017-06-16 | 2017-08-18 | 南京塔川化工设备有限公司 | A kind of tar cinder Non-oxygen pyrolytic and tar recovery system and its method |
| CN112625701A (en) * | 2019-09-24 | 2021-04-09 | 王其成 | Rectification residue resource utilization system and process |
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