CN102786980A - Waste plastic oil refining production method and production line thereof - Google Patents
Waste plastic oil refining production method and production line thereof Download PDFInfo
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- CN102786980A CN102786980A CN2012102835209A CN201210283520A CN102786980A CN 102786980 A CN102786980 A CN 102786980A CN 2012102835209 A CN2012102835209 A CN 2012102835209A CN 201210283520 A CN201210283520 A CN 201210283520A CN 102786980 A CN102786980 A CN 102786980A
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Classifications
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G31/00—Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for
- C10G31/09—Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for by filtration
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
- C10G1/002—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal in combination with oil conversion- or refining processes
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
- C10G1/10—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal from rubber or rubber waste
Abstract
The invention relates to a waste plastic oil refining production method and a production line thereof. The method comprises the following steps: (1) waste plastic pretreatment; (2) cracking reaction; (3) catalytic reaction; (4) condensation; and (5) filter dehydration. After the waste plastic is subjected to oilation treatment by the method, the oil yield is high, and the slag yield is low. The production line comprises a feeding device, a high-frequency electric heating reactor, a catalyzing tower, a cooling filtering tank, a cooling liquefying tower and an oil storage tank, wherein the feeding device is connected with the high-frequency electric heating reactor; the high-frequency electric heating reactor is connected with the catalyzing tower through a pipeline; the catalyzing tower is connected with the cooling filtering tank through a pipeline; and the cooling filtering tank is connected with the cooling liquefying tower through a pipeline; and the cooling liquefying tower is connected with the oil storage tank through a pipeline. The production line is safe in operation, low in fault rate, high in degree of automation, is accurate in temperature control, can continuously operate and is high in working efficiency.
Description
Technical field
The present invention relates to a kind of oil refining method and production line, relate to a kind of waste plastic oil-refining working method and production line thereof specifically.
Background technology
Along with developing rapidly of plastics industry, the application of plastics is also more and more wider, has been penetrated in the every field and daily life of national economy, we can say, has no a kind of other materials to have as plastics purposes widely like this.Because some excellent properties of plastics causes its waste after use not perishable, accumulates over a long period, and has had a strong impact on the ecotope of the earth, has caused common people's very big concern.
The total amount of present global plastics surpasses hundred million tons already; The plastics of China also reach ten million ton, and increase fast with 13% annual growth, and the total amount of waste or used plastics is also with sharp increase; The contradiction of environment and development is more and more outstanding, thereby the improvement of plastic refuse has been seemed very urgent.Advancing by leaps and bounds of while world economy, the impetus of oil shortage grows with each passing day, and the energy has become the principal element of restriction various countries' Economic development, has verified the oil of global land and will exploit after 15 years! Oil importers is changed into by original oil exportiog countries in China, and seeking the new energy has become the problem that countries in the world are paid close attention to.
Now, plastics use the back mostly to be defective work, according to the recovery of plastic waste with utilize mode mainly to comprise following four kinds: material recovery, chemical recovery, recovery of heat and oiling processing.It is that plastic waste to reclaiming carries out sorting by different classes that material reclaims, and pulverizes then or dissolves, and mixes use with fresh plastics again; Chemical recovery is applicable to the recovery of plastics or many kinds plastic hybrid of deterioration; Heat recuperation then is to reclaim the method for heat through burning; It is to make plastic waste produce available gasoline and diesel oil through pyrolytic reaction that oiling is handled.Material reclaims and chemical recovery is had relatively high expectations to plastic waste, and the recovery scope is narrower, and regenerated using efficient is low, is unfavorable for applying; Heat recuperation then pollutes environment easily, and the flue dust that the plastics burning is produced can cause secondary pollution to environment; Oiling is handled not have and can be produced secondary pollution, reclaims wide ranges, and the regenerated using rate is widely used than advantage such as height, but the oiling handling oil changes into higherly now, and oil yield is lower, and slag yield is higher, and economic benefit is relatively poor.
Summary of the invention
The problem that the present invention will solve is to above problem, provides a kind of oil yield high, and slag yield is low, the waste plastic oil-refining working method and the production line thereof of better economic benefit.
For addressing the above problem, the technical scheme that the present invention adopted is: a kind of waste plastic oil-refining working method is characterized in that: said method comprising the steps of:
1) plastic waste pre-treatment: be ground into cotton-shaped plastic waste or shred;
2) scission reaction: the cotton-shaped or shred plastic waste in the step 1) is delivered in the reaction kettle, makes it that scission reaction take place to 400 ℃ to generate gas with plastic waste is analgesic through reaction kettle;
3) the gas catalysis in catalytic tower that generates catalyzed reaction: with step 2) generates the fuel oil that gasifies;
4) condensation: the gasified fuel that generates in the step 3) is carried out condensation, generate liquid fuel;
5) filter dehydration: the liquid fuel that generates in the step 4) is carried out filter dehydration handle, generate the high purity fuel oil.
As a kind of prioritization scheme, said method also comprises the refining fractionating step, and the fuel oil that generates in the step 5) through refining tower refining fractionation, is generated gasoline and diesel oil.
As a kind of prioritization scheme, said method also comprises the waste gas recovering step, remaining gas in the step 4) is carried out gas washing handle the back through the gas-holder storage.
A kind of concrete prioritization scheme, said step 2) reaction kettle in is the high frequency electric heating reacting kettle.
A kind of concrete prioritization scheme, said step 2) impurity that generates in stores after cooling off.
A kind of waste plastic oil-refining production line; Said production line comprises feeding device, high frequency electric heating reacting kettle, catalytic tower, cold filtration jar, cooling liquid tower, storage tank, first circulating water cooling tower and second circulating water cooling tower; Said feeding device is connected with the high frequency electric heating reacting kettle; Said high frequency electric heating reacting kettle and catalytic tower pass through pipe connection; Said catalytic tower and cold filtration jar are through pipe connection, and said cold filtration jar and cooling liquid tower are through pipe connection, and said cooling liquid tower and storage tank pass through pipe connection; Said first circulating water cooling tower and high frequency electric heating reacting kettle are through pipe connection, and said second circulating water cooling tower and cooling liquid tower pass through pipe connection.
Use the high frequency electric heating reacting kettle, through the high-frequency electrical heating waste or used plastics is heated, temperature control accurately; Through the first circulation water tower reaction kettle is cooled off, need be after reaction finish, the high frequency electric heating reacting kettle is out of service to be cooled off, can carry out work continuously, overcome can not non-stop run shortcoming, improved production efficiency greatly.
As a kind of prioritization scheme; Said production line also comprises pressure release jar, vacuum tank and first vacuum pump; Said pressure release jar and cold filtration jar are through pipe connection, and said vacuum tank and pressure release jar are through pipe connection, and said first vacuum pump and vacuum tank pass through pipe connection.
As a kind of prioritization scheme; Said production line also comprises initial refining tower, initial refining storage tank, secondary refining tower and secondary refining storage tank; Said initial refining tower and storage tank pass through pipe connection; Said initial refining storage tank and initial refining tower are through pipe connection, and said secondary refining tower is connected with the secondary refining storage tank with the initial refining storage tank respectively through pipeline.
As a kind of prioritization scheme, said production line also comprises volume tank, gas-holder and gas electricity generator, and said volume tank and storage tank are through pipe connection, and said gas-holder is connected with gas electricity generator with volume tank respectively through pipeline.
Accompanying gas such as the methane that in the catalytic cracking reaction process, produces, ethane reclaim through gas-holder, as the energy use of gas electricity generator, have effectively avoided the discharging of three industrial wastes.
A kind of concrete prioritization scheme; Said feeding device comprises shredding machine, transfer roller, crusher and screw feeder; Said transfer roller is connected with crusher with shredding machine respectively, and said crusher is connected with screw feeder, and said screw feeder is connected with the high frequency electric heating reacting kettle.
Through shredding machine, transfer roller, crusher and screw feeder can successive be high frequency electric heating reacting kettle feed, has guaranteed the non-stop run of production line; Screw rod rotation through screw feeder drives feed, has improved the process of catalytic cracking reaction.
The present invention takes above technical scheme, has the following advantages: through the method for the invention waste or used plastics is carried out oiling and handle, oil yield is high, and slag yield is low.
Through production line according to the invention waste or used plastics is carried out oiling and handle, through the high-frequency electrical heating, temperature control accurately guarantees the carrying out of cracking and catalyzing reaction, has improved fuel-displaced quality greatly to waste or used plastics, and oil yield is high, and slag yield is low, energy-conserving and environment-protective.
This production line operating safety, failure rate is low, and level of automation is high, and temperature control accurately can successive work, high efficiency.
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
Description of drawings
Accompanying drawing is the structural representation of a kind of waste plastic oil-refining production line in the embodiment of the invention.
Among the figure:
The 1-shredding machine; The 2-transfer roller; The 3-crusher; The 4-screw feeder; 5-high frequency electric heating reacting kettle; 6-controls electroplax; 7-first circulating water cooling tower; The 8-catalytic tower; 9-cold filtration jar; 10-cooling liquid tower; 11-second circulating water cooling tower; 12-first volume tank; 13-second volume tank; The 14-gas electricity generator; The 15-gas-holder; The 16-storage tank; 17-initial refining tower; 18-secondary refining tower; 19-secondary refining storage tank; 20-initial refining storage tank; The 21-vacuum tank; 22-pressure release jar; 23-first vacuum pump; 24-impurity removal jar; 25-impurity cooling tank; 26-second vacuum pump.
Embodiment
Embodiment: a kind of waste plastic oil-refining working method is characterized in that: said method comprising the steps of:
1) plastic waste pre-treatment: be ground into cotton-shaped plastic waste or shred;
2) scission reaction: the cotton-shaped or shred plastic waste in the step 1) is delivered in the reaction kettle, makes it that scission reaction take place to 400 ℃ to generate gas with plastic waste is analgesic through reaction kettle;
3) the gas catalysis in catalytic tower that generates catalyzed reaction: with step 2) generates the fuel oil that gasifies;
4) condensation: the gasified fuel that generates in the step 3) is carried out condensation, generate liquid fuel;
5) filter dehydration: the liquid fuel that generates in the step 4) is carried out filter dehydration handle, generate the high purity fuel oil.
This method also comprises the refining fractionating step, and the fuel oil that generates in the step 5) through refining tower refining fractionation, is generated gasoline and diesel oil.
This method also comprises the waste gas recovering step, remaining gas in the step 4) is carried out gas washing handle the back through the gas-holder storage.
Step 2) reaction kettle in is the high frequency electric heating reacting kettle.
Step 2) impurity that generates in stores after cooling off.
Through this method waste or used plastics is carried out oiling and handle, oil yield and slag yield data are following:
Use high oil recovery plastics such as PE, PP, PS to produce:
A, oil yield
Homemade plastics oil yield is 80%;
It is 90% that Japan produces the plastics oil yield;
The mixed plastic oil yield is 60%.
B, slag yield
Homemade plastics slag yield is 1.2% of a raw material;
It is 1% that Japan produces the plastics slag yield;
The mixed plastic slag yield is 1.5%.
Shown in accompanying drawing; A kind of waste plastic oil-refining production line; Comprise feeding device, high frequency electric heating reacting kettle 5, catalytic tower 8, cold filtration jar 9, cooling liquid tower 10, storage tank 16, first circulating water cooling tower 7 and second circulating water cooling tower 11; Feeding device is connected with high frequency electric heating reacting kettle 5, and high frequency electric heating reacting kettle 5 passes through pipe connection with catalytic tower 8, and catalytic tower 8 passes through pipe connection with cold filtration jar 9; Cold filtration jar 9 passes through pipe connection with cooling liquid tower 10; Cooling liquid tower 10 passes through pipe connection with storage tank 16, and first circulating water cooling tower 7 passes through pipe connection with high frequency electric heating reacting kettle 5, and second circulating water cooling tower 11 passes through pipe connection with cooling liquid tower 10.
Production line also comprises pressure release jar 22, vacuum tank 21 and first vacuum pump 23, and pressure release jar 22 passes through pipe connection with cold filtration jar 9, and vacuum tank 21 passes through pipe connection with pressure release jar 22, and first vacuum pump 23 passes through pipe connection with vacuum tank 21.
Production line also comprises initial refining tower 17, initial refining storage tank 20, secondary refining tower 18 and secondary refining storage tank 19; Initial refining tower 17 passes through pipe connection with storage tank 16; Initial refining storage tank 20 passes through pipe connection with initial refining tower 17, and secondary refining tower 18 is connected with secondary refining storage tank 19 with initial refining storage tank 20 respectively through pipeline.
Production line also comprises volume tank, gas-holder 15 and gas electricity generator 14, and volume tank and storage tank 16 are through pipe connection, and gas-holder 15 is connected with gas electricity generator 14 with volume tank respectively through pipeline.
Volume tank quantity is two; Two volume tanks are first volume tank 12 and second volume tank 13; First volume tank 12 is connected with storage tank 16 through pipeline, and said first gas-holder 12 is connected with second volume tank 13 through pipeline, and second volume tank 13 is connected with gas-holder 15 through pipeline.
Feeding device comprises shredding machine 1, transfer roller 2, crusher 3 and screw feeder 4, and transfer roller 2 is connected with crusher 3 with shredding machine 1 respectively, and crusher 3 is connected with screw feeder 4, and screw feeder 4 is connected with high frequency electric heating reacting kettle 5.
High frequency electric heating reacting kettle 5 is provided with control electroplax 6, and the quantity of cold filtration jar 9 is four, four cold filtration jar 9 series connection.
Production line also comprises impurity removal jar 24, impurity cooling tank 25 and second vacuum pump 26, and impurity removal jar 24 is connected with high frequency electric heating reacting kettle 5 with impurity cooling tank 25 respectively through pipeline, and impurity cooling tank 25 is connected with second vacuum pump 26 through pipeline.
Impurity is through after fully burning, and what finally discharge is a spot of carbon foam, and its staple is thick carbon black, can be used as the raw material of manufacture carbon black, and is harmless fully to environment.
Through above production line waste or used plastics is carried out oiling and handle, oil yield, slag yield and economic benefit data are following:
Use high oil recovery plastics such as PE, PP, PS to produce:
A, oil yield
Homemade plastics oil yield is 80%;
It is 90% that Japan produces the plastics oil yield;
The mixed plastic oil yield is 60%.
B, slag yield
Homemade plastics slag yield is 1.2% of a raw material;
It is 1% that Japan produces the plastics slag yield;
The mixed plastic slag yield is 1.5%.
C, economic benefit
Adopt high oil recovery plastics such as homemade PE, PP, PS to produce; Treating refuse every day of this production line is 50 tons, handles 1500 tons in every month, and plastic waste per ton goes out 800kg oil; 70kg gas; Direct economic benefit per ton is a 3500-4000 unit, and the net return that every day, every production line obtained is 70000 yuan, and the net return of every production line acquisition in every month is 2100000 yuan.
Claims (10)
1. waste plastic oil-refining working method is characterized in that: said method comprising the steps of:
1) plastic waste pre-treatment: be ground into cotton-shaped plastic waste or shred;
2) scission reaction: the cotton-shaped or shred plastic waste in the step 1) is delivered in the reaction kettle, makes it that scission reaction take place to 400 ℃ to generate gas with plastic waste is analgesic through reaction kettle;
3) the gas catalysis in catalytic tower that generates catalyzed reaction: with step 2) generates the fuel oil that gasifies;
4) condensation: the gasified fuel that generates in the step 3) is carried out condensation, generate liquid fuel;
5) filter dehydration: the liquid fuel that generates in the step 4) is carried out filter dehydration handle, generate the high purity fuel oil.
2. a kind of waste plastic oil-refining working method as claimed in claim 1, it is characterized in that: said method also comprises the refining fractionating step, and the fuel oil that generates in the step 5) through refining tower refining fractionation, is generated gasoline and diesel oil.
3. a kind of waste plastic oil-refining working method as claimed in claim 1, it is characterized in that: said method also comprises the waste gas recovering step, remaining gas in the step 4) is carried out gas washing handle the back through the gas-holder storage.
4. like one of them described a kind of waste plastic oil-refining working method of claim 1-3, it is characterized in that: the reaction kettle said step 2) is the high frequency electric heating reacting kettle.
5. like one of them described a kind of waste plastic oil-refining working method of claim 1-3, it is characterized in that: the impurity that generates said step 2) stores after cooling off.
6. waste plastic oil-refining production line; It is characterized in that: said production line comprises feeding device, high frequency electric heating reacting kettle (5), catalytic tower (8), cold filtration jar (9), cooling liquid tower (10), storage tank (16), first circulating water cooling tower (7) and second circulating water cooling tower (11); Said feeding device is connected with high frequency electric heating reacting kettle (5); Said high frequency electric heating reacting kettle (5) passes through pipe connection with catalytic tower (8); Said catalytic tower (8) passes through pipe connection with cold filtration jar (9); Said cold filtration jar (9) passes through pipe connection with cooling liquid tower (10); Said cooling liquid tower (10) passes through pipe connection with storage tank (16), and said first circulating water cooling tower (7) passes through pipe connection with high frequency electric heating reacting kettle (5), and said second circulating water cooling tower (11) passes through pipe connection with cooling liquid tower (10).
7. a kind of waste plastic oil-refining production line as claimed in claim 6; It is characterized in that: said production line also comprises pressure release jar (22), vacuum tank (21) and first vacuum pump (23); Said pressure release jar (22) passes through pipe connection with cold filtration jar (9); Said vacuum tank (21) passes through pipe connection with pressure release jar (22), and said first vacuum pump (23) passes through pipe connection with vacuum tank (21).
8. a kind of waste plastic oil-refining production line as claimed in claim 6; It is characterized in that: said production line also comprises initial refining tower (17), initial refining storage tank (20), secondary refining tower (18) and secondary refining storage tank (19); Said initial refining tower (17) passes through pipe connection with storage tank (16); Said initial refining storage tank (20) passes through pipe connection with initial refining tower (17), and said secondary refining tower (18) is connected with secondary refining storage tank (19) with initial refining storage tank (20) respectively through pipeline.
9. a kind of waste plastic oil-refining production line as claimed in claim 6; It is characterized in that: said production line also comprises volume tank, gas-holder (15) and gas electricity generator (14); Said volume tank and storage tank (16) are through pipe connection, and said gas-holder (15) is connected with gas electricity generator (14) with volume tank respectively through pipeline.
10. like one of them described a kind of waste plastic oil-refining production line of claim 6-9; It is characterized in that: said feeding device comprises shredding machine (1), transfer roller (2), crusher (3) and screw feeder (4); Said transfer roller (2) is connected with crusher (3) with shredding machine (1) respectively; Said crusher (3) is connected with screw feeder (4), and said screw feeder (4) is connected with high frequency electric heating reacting kettle (5).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210283520.9A CN102786980B (en) | 2012-08-01 | 2012-08-01 | A kind of waste plastic oil-refining production method and production line thereof |
| PCT/CN2013/000318 WO2014019332A1 (en) | 2012-08-01 | 2013-03-19 | Method for producing refined oil with waste plastic and production line thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210283520.9A CN102786980B (en) | 2012-08-01 | 2012-08-01 | A kind of waste plastic oil-refining production method and production line thereof |
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| Publication Number | Publication Date |
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| CN102786980A true CN102786980A (en) | 2012-11-21 |
| CN102786980B CN102786980B (en) | 2015-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210283520.9A Active CN102786980B (en) | 2012-08-01 | 2012-08-01 | A kind of waste plastic oil-refining production method and production line thereof |
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| CN (1) | CN102786980B (en) |
| WO (1) | WO2014019332A1 (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2014019332A1 (en) * | 2012-08-01 | 2014-02-06 | 山东汇科通用机械有限公司 | Method for producing refined oil with waste plastic and production line thereof |
| CN104974777A (en) * | 2015-07-17 | 2015-10-14 | 刘云 | Manufacturing method of integral device for refining oil with waste plastics |
| CN105176561A (en) * | 2015-07-17 | 2015-12-23 | 刘云 | Integral waste plastics oil-refining plant |
| CN106281396A (en) * | 2016-08-31 | 2017-01-04 | 蓝德环保科技集团股份有限公司 | Waste plastic cracking equipment and method |
| CN111750358A (en) * | 2020-05-29 | 2020-10-09 | 浙江科茂环境科技有限公司 | Waste plastic green oiling technology embedded garbage incineration method |
| WO2022002091A1 (en) | 2020-06-30 | 2022-01-06 | 中国石油化工股份有限公司 | Method and system for treating waste plastic material |
| CN114032116A (en) * | 2021-12-22 | 2022-02-11 | 广西海鸥能源装备有限公司 | Large-scale and continuous waste organic matter energy conversion device |
| CN115785986A (en) * | 2022-11-15 | 2023-03-14 | 凌涛 | Continuous hybrid waste plastic harmless pyrolysis disposal system and disposal method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2014019332A1 (en) * | 2012-08-01 | 2014-02-06 | 山东汇科通用机械有限公司 | Method for producing refined oil with waste plastic and production line thereof |
| CN104974777A (en) * | 2015-07-17 | 2015-10-14 | 刘云 | Manufacturing method of integral device for refining oil with waste plastics |
| CN105176561A (en) * | 2015-07-17 | 2015-12-23 | 刘云 | Integral waste plastics oil-refining plant |
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| CN111750358A (en) * | 2020-05-29 | 2020-10-09 | 浙江科茂环境科技有限公司 | Waste plastic green oiling technology embedded garbage incineration method |
| WO2022002091A1 (en) | 2020-06-30 | 2022-01-06 | 中国石油化工股份有限公司 | Method and system for treating waste plastic material |
| CN114032116A (en) * | 2021-12-22 | 2022-02-11 | 广西海鸥能源装备有限公司 | Large-scale and continuous waste organic matter energy conversion device |
| CN115785986A (en) * | 2022-11-15 | 2023-03-14 | 凌涛 | Continuous hybrid waste plastic harmless pyrolysis disposal system and disposal method |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014019332A1 (en) | 2014-02-06 |
| CN102786980B (en) | 2015-09-23 |
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Denomination of invention: Waste plastic oil refining production method and production line thereof Effective date of registration: 20170104 Granted publication date: 20150923 Pledgee: Bank of Weifang, Limited by Share Ltd, Weifang hope branch Pledgor: Shandong Branch General Machinery Co., Ltd.|Mou Yize Registration number: 2016980000312 |
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