CN107050916A - A kind of extractant and its methods and applications that discarded object is handled based on extractant - Google Patents

A kind of extractant and its methods and applications that discarded object is handled based on extractant Download PDF

Info

Publication number
CN107050916A
CN107050916A CN201710180716.8A CN201710180716A CN107050916A CN 107050916 A CN107050916 A CN 107050916A CN 201710180716 A CN201710180716 A CN 201710180716A CN 107050916 A CN107050916 A CN 107050916A
Authority
CN
China
Prior art keywords
extractant
oil
handled
distilling
poured
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710180716.8A
Other languages
Chinese (zh)
Inventor
凡帆
王长宁
杨斌
吴满祥
高洁
张小平
金祥哲
陈磊
赵海峰
郭康
蔺文洁
王国庆
丁磊
陈龙
蒋振伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Engineering Technology Research Institute of CNPC Chuanqing Drilling Engineering Co ltd
Original Assignee
Engineering Technology Research Institute of CNPC Chuanqing Drilling Engineering Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Engineering Technology Research Institute of CNPC Chuanqing Drilling Engineering Co ltd filed Critical Engineering Technology Research Institute of CNPC Chuanqing Drilling Engineering Co ltd
Priority to CN201710180716.8A priority Critical patent/CN107050916A/en
Publication of CN107050916A publication Critical patent/CN107050916A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D11/00Solvent extraction
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING 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
    • C10G1/00Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
    • C10G1/04Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal by extraction
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING 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
    • C10G1/00Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
    • C10G1/04Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal by extraction
    • C10G1/045Separation of insoluble materials
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING 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
    • C10G2300/00Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
    • C10G2300/10Feedstock materials
    • C10G2300/1003Waste materials

Abstract

The methods and applications of discarded object are handled the invention provides a kind of extractant and its based on extractant, extractant is prepared from by halogenated hydrocarbon and alkanes.The present invention is will to mix extractant and oily waste;Then by centrifuging solid liquid phase;The solid phase of separation is poured into and heating, drying is carried out in distilling apparatus, reclaims water and extractant in solid phase;The liquid phase of separation is poured into distilling apparatus, recycle-water, oils and extractant;It is narrow that the present invention solves oily waste treatment technology application in the prior art, high energy consumption, complex process, cost is high, easily cause secondary pollution problems, the oily sludge that is produced in oilfield exploitation and transport can be handled again with the oil-based drill cuttings that are produced in drilling process can be handled, and can realize that oil and extractant are recycled and reused, and technological process is simpler, extraction efficiency is high, it is suitable for focusing on, innoxious, recycling, the advantages of not causing secondary pollution can be achieved.

Description

A kind of extractant and its methods and applications that discarded object is handled based on extractant
Technical field
The invention belongs to oily waste treatment technical field, and in particular to a kind of extractant and its useless based on extractant processing The methods and applications of gurry.
Background technology
The oily waste in oil field mainly includes oil-contained drilling cuttings and oily sludge, is respectively from oil gas drilling, exploitation, fortune The link such as defeated.Continuing to increase for dynamics, oil base drilling fluid skill are developed now with unconventional energy resource such as global shale gas, tight gas The application of art is also more and more universal, and substantial amounts of oil-contained drilling cuttings can be produced in drilling process, and on the other hand, oil is carried from stratum To ground, oily sludge can also be produced by settling in all kinds of containers, tank and in the facility such as pipeline.If these discarded objects cannot be closed Suitable processing, different degrees of influence and injury will be caused to operating area and surrounding environment.
At present for oily waste mainly using Thermal desorption method, chemical cleaning method and supercritical extraction etc..But pyrolysis The power consumption of analysis method is high, and equipment flowsheet is complicated, and processing cost is high;Chemical cleaning method displacement efficiency is low, need to introduce water, be unfavorable for the later stage Processing and discharge, easily cause secondary pollution;Supercritical extraction is high to equipment requirement, and operating cost is high, is unfavorable for popularization and application.
The content of the invention
The purpose of the present invention is to overcome in the prior art that oily waste treatment technology application is narrow, high energy consumption, technique Complexity, cost is high, easily causes secondary pollution problems.
Therefore, the invention provides a kind of extractant, being made up of the component of following mass parts:
Halogenated hydrocarbon, 55~75 parts;
Alkanes, 25~45 parts.
The halogenated hydrocarbon is one kind in trichloro ethylene, tetrachloro-ethylene, 1,1,1- trichloroethanes.
The alkanes are normal heptane or normal octane.
Described halogenated hydrocarbon is tetrachloro-ethylene, and alkanes are normal heptanes.
A kind of method that discarded object is handled based on extractant, is comprised the following steps:
(1) oily waste is collected, and by extractant and oily waste (1~3) in mass ratio:(1~2) is mixed Close stirring, 5~30min of mixing time, 60~400rpm of mixing speed;
(2) mixture is put into whizzer and carries out Solid-Liquid Separation, 5~10min of centrifugation time, centrifugal speed 1500 ~3000rpm;
(3) solid phase for isolating step (2), which is poured into distilling apparatus, is dried, and drying temperature is less than 140 DEG C, is dried The water and extractant in solid phase are reclaimed after dry;
(4) liquid phase for isolating step (2), which is poured into distilling apparatus, is distilled, and vapo(u)rizing temperature is less than 140 DEG C, is steamed After the completion of evaporating, recycle-water, oils and extractant.
A kind of application for the method that discarded object is handled based on extractant, the method for handling discarded object based on extractant should The oily sludge produced in the oil-based drill cuttings produced for handling in drilling process, and processing oilfield exploitation or transport.
Beneficial effects of the present invention:This extractant and its discarded object is handled based on extractant that the present invention is provided Methods and applications, it is narrow to solve oily waste treatment technology application in the prior art, high energy consumption, complex process, cost Height, easily causes secondary pollution problems, and the method that the present invention is provided can handle the oil-based drill cuttings produced in drilling process energy again The oily sludge produced in processing oilfield exploitation and transport, and can realize that oil and extractant are recycled and reused, technique stream Journey is simpler, and extraction efficiency is high, is suitable for focusing on, and innoxious, recycling, the advantages of not causing secondary pollution can be achieved.
Embodiment
The invention provides a kind of extractant, it is made up of the component of following mass parts:
Halogenated hydrocarbon, 55~75 parts;
Alkanes, 25~45 parts.
The halogenated hydrocarbon is one kind in trichloro ethylene, tetrachloro-ethylene, 1,1,1- trichloroethanes.
The alkanes are normal heptane or normal octane.
Described halogenated hydrocarbon is tetrachloro-ethylene, and alkanes are normal heptanes.
A kind of method that discarded object is handled based on extractant, is comprised the following steps:
(1) oily waste is collected, and by extractant and oily waste (1~3) in mass ratio:(1~2) is mixed Close stirring, 5~30min of mixing time, 60~400rpm of mixing speed;
(2) mixture is put into whizzer and carries out Solid-Liquid Separation, 5~10min of centrifugation time, centrifugal speed 1500 ~3000rpm;
(3) solid phase isolated by step (2) is poured into distilling apparatus and dried, drying temperature is less than 140 DEG C, The water and extractant in solid phase are reclaimed after drying;
(4) liquid phase isolated by step (2) is poured into distilling apparatus and distilled, vapo(u)rizing temperature is less than 140 DEG C, After the completion of distillation, recycle-water, oils and extractant.
A kind of application for the method that discarded object is handled based on extractant, the method for handling discarded object based on extractant should The oily sludge produced in the oil-based drill cuttings produced for handling in drilling process, and processing oilfield exploitation or transport.
It should be noted that the preparation of extractant is to mix halogenated hydrocarbon and alkanes according to proportioning.
Embodiment 1:
A kind of extractant is present embodiments provided, is made up of the component of following mass parts:
60 parts of trichloro ethylene, 40 parts of normal heptane.
The method that oily waste is handled based on the extractant, is completed according to following steps:Weighed respectively according to proportioning Trichloro ethylene and normal heptane, prepare 100g extractants, then weigh certain oil field oil-containing drilling cuttings (oil content 8.27%, moisture content 0.51%) 200g is mixed with extractant, mixing time 15min, mixing speed 200rpm;Separated using whizzer Solid liquid phase, centrifugal speed 1500rpm, centrifugation time 10min;Solid phase is poured into heating, drying is carried out in distilling apparatus, drying temperature Not higher than 140 DEG C of degree, reclaims the water and extractant in solid phase;Liquid phase is poured into distilling apparatus, vapo(u)rizing temperature is not higher than 140 DEG C, recycle-water, oils and extractant.
Embodiment 2:
A kind of extractant is present embodiments provided, is made up of the component of following mass parts:
55 parts of trichloro ethylene, 45 parts of normal octane.
The method that oily waste is handled based on the extractant, is completed according to following steps:Weighed respectively according to proportioning Trichloro ethylene and normal octane, prepare 100g extractants, then weigh certain oil field oil-containing drilling cuttings (oil content 15.82%, moisture content 1.36%) 95g is mixed with extractant, mixing time 10min, mixing speed 300rpm;Separated using whizzer Solid liquid phase, centrifugal speed 2000rpm, centrifugation time 8min;Solid phase is poured into heating, drying, drying temperature are carried out in distilling apparatus Not higher than 140 DEG C, reclaim the water and extractant in solid phase;Liquid phase is poured into distilling apparatus, vapo(u)rizing temperature is not higher than 140 DEG C, recycle-water, oils and extractant.
Embodiment 3:
A kind of extractant is present embodiments provided, is made up of the component of following mass parts:
70 parts of tetrachloro-ethylene, 30 parts of normal heptane.
The method that oily waste is handled based on the extractant, is completed according to following steps:Weighed respectively according to proportioning Tetrachloro-ethylene and normal heptane, prepare 100g extractants, then weigh certain oil field oil-containing drilling cuttings (oil content 25.74%, moisture content 3.15%) 60g is mixed with extractant, mixing time 15min, mixing speed 100rpm;Separated using whizzer Solid liquid phase, centrifugal speed 3000rpm, centrifugation time 5min;Solid phase is poured into heating, drying, drying temperature are carried out in distilling apparatus Not higher than 140 DEG C, reclaim the water and extractant in solid phase;Liquid phase is poured into distilling apparatus, vapo(u)rizing temperature is not higher than 140 DEG C, recycle-water, oils and extractant.
Embodiment 4:
A kind of extractant is present embodiments provided, is made up of the component of following mass parts:
65 parts of tetrachloro-ethylene, 35 parts of normal octane.
The method that oily waste is handled based on the extractant, is completed according to following steps:Weighed respectively according to proportioning Tetrachloro-ethylene and normal octane, prepare 100g extractants, then weigh certain Sludge in Oilfields (oil content 22.63%, moisture content 58.32%) 65g is mixed with extractant, mixing time 30min, mixing speed 60rpm;Separated using whizzer Solid liquid phase, centrifugal speed 2500rpm, centrifugation time 8min;Solid phase is poured into heating, drying, drying temperature are carried out in distilling apparatus Not higher than 140 DEG C, reclaim the water and extractant in solid phase;Liquid phase is poured into distilling apparatus, vapo(u)rizing temperature is not higher than 140 DEG C, recycle-water, oils and extractant.
Embodiment 5:
A kind of extractant is present embodiments provided, is made up of the component of following mass parts:
1,1,1- 75 parts of trichloroethanes, 25 parts of normal heptane.
The method that oily waste is handled based on the extractant, is completed according to following steps:Weighed respectively according to proportioning 1,1,1- trichloroethanes and normal heptane, prepare 100g extractants, then weigh certain Sludge in Oilfields (oil content 31.74%, Moisture content 25.13%) 50g and extractant mix, mixing time 20min, mixing speed 100rpm;Using centrifugation Device separates solid liquid phase, centrifugal speed 2000rpm, centrifugation time 10min;Solid phase is poured into heating, drying is carried out in distilling apparatus, Drying temperature is not higher than 140 DEG C, reclaims water and extractant in solid phase;Liquid phase is poured into distilling apparatus, vapo(u)rizing temperature is not Higher than 140 DEG C, recycle-water, oils and extractant.
Embodiment 6:
A kind of extractant is present embodiments provided, is made up of the component of following mass parts:
1,1,1- 70 parts of trichloroethanes, 30 parts of normal octane.
The method that oily waste is handled based on the extractant, is completed according to following steps:Weighed respectively according to proportioning 1,1,1- trichloroethanes and normal octane, prepare 100g extractants, then weigh certain Sludge in Oilfields (oil content 48.44%, Moisture content 13.87%) 35g and extractant mix, mixing time 25min, mixing speed 150rpm;Using centrifugation Device separates solid liquid phase, centrifugal speed 1500rpm, centrifugation time 10min;Solid phase is poured into heating, drying is carried out in distilling apparatus, Drying temperature is not higher than 140 DEG C, reclaims water and extractant in solid phase;Liquid phase is poured into distilling apparatus, vapo(u)rizing temperature is not Higher than 140 DEG C, recycle-water, oils and extractant.
Embodiment 7:
A kind of extractant is present embodiments provided, is made up of the component of following mass parts:
72 parts of tetrachloro-ethylene, 30 parts of normal octane.
The method that oily waste is handled based on the extractant, is completed according to following steps:Weighed respectively according to proportioning Tetrachloro-ethylene and normal octane, prepare 105g extractants, then weigh certain Sludge in Oilfields (oil content 48.72%, moisture content 13.90%) 35g is mixed with extractant, mixing time 30min, mixing speed 300rpm;Separated using whizzer Solid liquid phase, centrifugal speed 2000rpm, centrifugation time 10min;Solid phase is poured into heating, drying is carried out in distilling apparatus, drying temperature Not higher than 140 DEG C of degree, reclaims the water and extractant in solid phase;Liquid phase is poured into distilling apparatus, vapo(u)rizing temperature is not higher than 140 DEG C, recycle-water, oils and extractant.
Embodiment 8:
The present embodiment has made following performance test to embodiment 1~7, specific as follows:
Test 1:The effect of extracting that extractant is repeatedly recycled and reused.
Extractant is when by being repeated several times extraction, distillation, and extractant is shown in Table 1 to the effect of extracting of oily waste.
Each embodiment residue oil content contrast table of table 1
Analyzed from table 1, each multiple effect of extracting of embodiment extractant is all relatively good, reusable, and place Manage that scope is wide, can handle the oil-based drill cuttings produced in drilling process can handle again produced in oilfield exploitation and transport containing greasy dirt Mud, the residue oil content after processing is below 1%.
Test 2:Recovery rate of extraction solvent.
Extractant is when by being repeated several times extraction, distillation, and its solvent recovering rate is shown in Table 2.
Table 2:Each embodiment solvent recovering rate contrast table
Analyzed from table 2, the rate of recovery of this extractant is up to more than 94%, the extractant of recovery in each embodiment Recycled for multiple times can be achieved;Extractant and oils good separating effect, the oils of recovery can be used for preparing oil base drilling fluid or Carry out refinery.
Test 3:The oils of recovery prepares oil base drilling fluid.
Oil prepares oil base drilling fluid based on the oils reclaimed in the present embodiment 1~3.Oil base drilling fluid formula is as follows: Base oil and 20%CaCl2The mass percent ratio 80 of salt solution:20,2.5% emulsification of the gross weight ratio of base oil and salt solution + 0.5% tackifier of organoclay of+1.8% calcium hydroxide of+3.0% fluid loss additive of the wetting agent of agent+2.0%+2.0%+blanc fixe, Drilling fluid density 2.0g/cm3.After 150 DEG C × 16h of drilling fluid heat rollings, oily drilling well fluidity based on white oil and oil recovery is determined Can, it the results are shown in Table 3.
The oil base drilling fluid performance of table 3
Base oil PV/mPa.s YP/Pa FLHTHP/ml ES/v
White oil 28 9 4.2 1160
Oil recovery in embodiment 1 30 10 4.0 1280
Oil recovery in embodiment 2 32 10 3.8 1420
Oil recovery in embodiment 3 29 9 4.2 1030
As known from Table 3, the plastic viscosity (PV) for the oil base drilling fluid that oil is prepared, electrical stability based on oil recovery (ES), rheological property (yield value YP) and high temperature and high pre ssure filtration (FLHTHP) show that oil recovery can without occurring big change Based on oil prepare oil base drilling fluid, realize the secondary utilization of resource, neither produce secondary pollution, again have good warp Ji benefit.
It is exemplified as above be only to the present invention for example, do not constitute the limitation to protection scope of the present invention, it is all It is to be belonged to the same or analogous design of the present invention within protection scope of the present invention.The portion that the present embodiment is not described in detail Part and structure belong to the well-known components and common structure or conventional means of the industry, do not describe one by one here.

Claims (6)

1. a kind of extractant, it is characterised in that be made up of the component of following mass parts:
Halogenated hydrocarbon, 55~75 parts;
Alkanes, 25~45 parts.
2. extractant as claimed in claim 1, it is characterised in that:The halogenated hydrocarbon be trichloro ethylene, tetrachloro-ethylene, 1, One kind in 1,1- trichloroethanes.
3. extractant as claimed in claim 1, it is characterised in that:The alkanes are normal heptane or normal octane.
4. extractant as claimed in claim 1, it is characterised in that:Described halogenated hydrocarbon is tetrachloro-ethylene, and alkanes are Normal heptane.
5. a kind of method that discarded object is handled based on extractant, it is characterised in that comprise the following steps:
(1)Oily waste is collected, and by extractant and oily waste in mass ratio(1~3):(1~2)Mixing is carried out to stir Mix, 5~30min of mixing time, 60~400rpm of mixing speed;
(2)By mixture be put into whizzer carry out Solid-Liquid Separation, 5~10min of centrifugation time, centrifugal speed 1500~ 3000rpm;
(3)By step(2)The solid phase isolated, which is poured into distilling apparatus, is dried, and drying temperature is less than 140 DEG C, after drying Reclaim the water and extractant in solid phase;
(4)By step(2)The liquid phase isolated, which is poured into distilling apparatus, is distilled, and vapo(u)rizing temperature is less than 140 DEG C, has been distilled Cheng Hou, recycle-water, oils and extractant.
6. a kind of application for the method that discarded object is handled based on extractant, it is characterised in that discarded based on extractant processing The method of thing is applied to the oil-based drill cuttings produced in processing drilling process, and the oil-containing produced in processing oilfield exploitation or transport Sludge.
CN201710180716.8A 2017-03-24 2017-03-24 A kind of extractant and its methods and applications that discarded object is handled based on extractant Pending CN107050916A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710180716.8A CN107050916A (en) 2017-03-24 2017-03-24 A kind of extractant and its methods and applications that discarded object is handled based on extractant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710180716.8A CN107050916A (en) 2017-03-24 2017-03-24 A kind of extractant and its methods and applications that discarded object is handled based on extractant

Publications (1)

Publication Number Publication Date
CN107050916A true CN107050916A (en) 2017-08-18

Family

ID=59618281

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710180716.8A Pending CN107050916A (en) 2017-03-24 2017-03-24 A kind of extractant and its methods and applications that discarded object is handled based on extractant

Country Status (1)

Country Link
CN (1) CN107050916A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110903008A (en) * 2019-12-16 2020-03-24 湖北中油科昊机械制造有限公司 Treatment method of oil-based mud

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103111086A (en) * 2012-12-26 2013-05-22 成都市幅原环保科技有限责任公司 Solvent for leaching oil in drillings and leaching method
CN104030494A (en) * 2014-06-30 2014-09-10 成都高普石油工程技术有限公司 Solid-liquid separation method of waste drilling liquid
CN106014340A (en) * 2016-05-31 2016-10-12 中石化节能环保工程科技有限公司 Harmless treatment process for waste oil-base mud and oil-base drilling cuttings
CN106010623A (en) * 2016-07-28 2016-10-12 中国石油集团川庆钻探工程有限公司工程技术研究院 Extracting solvent for treating oil-based drillings and preparation method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103111086A (en) * 2012-12-26 2013-05-22 成都市幅原环保科技有限责任公司 Solvent for leaching oil in drillings and leaching method
CN104030494A (en) * 2014-06-30 2014-09-10 成都高普石油工程技术有限公司 Solid-liquid separation method of waste drilling liquid
CN106014340A (en) * 2016-05-31 2016-10-12 中石化节能环保工程科技有限公司 Harmless treatment process for waste oil-base mud and oil-base drilling cuttings
CN106010623A (en) * 2016-07-28 2016-10-12 中国石油集团川庆钻探工程有限公司工程技术研究院 Extracting solvent for treating oil-based drillings and preparation method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
王所荣编著: "《化学物质的安全性和毒性》", 31 May 1990, 中国展望出版社 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110903008A (en) * 2019-12-16 2020-03-24 湖北中油科昊机械制造有限公司 Treatment method of oil-based mud

Similar Documents

Publication Publication Date Title
US8603326B2 (en) Systems, methods and compositions for the separation and recovery of hydrocarbons from particulate matter
CN103320103B (en) A kind of recovery method of oil base drilling fluid waste liquid base oil
CN100355677C (en) Process for separating treating mud containing oil
CN102391185B (en) Ionic liquid for assisting oil-sand separation and separation method
US5005655A (en) Partially halogenated ethane solvent removal of oleophylic materials from mineral particles
US7913776B2 (en) Method and system to recover usable oil-based drilling muds from used and unacceptable oil-based drilling muds
CN108059313B (en) Oil sludge cleaning agent and method for treating oil sludge by using same
CN103739137A (en) Innocent treating and recovering method and device of sump oil in oil field
CN102295397A (en) Method for enhancing recovery rate of oil from oily sludge
CN107050916A (en) A kind of extractant and its methods and applications that discarded object is handled based on extractant
Li et al. Study on the effect of innovative leaching solvent on the oil removal for oily drilling cuttings
CN106977064B (en) A kind of method and its application of biology extractant processing oily sludge
CN102873074B (en) Environment-friendly method for treating calcium petroleum sulfonate waste residues
CN107082544A (en) It is a kind of to handle the process that oil stores up cabin bilge oil sludge
CN107099325B (en) A kind of method of sump oil desalting and dewatering
WO2003004184A1 (en) Process for the remediation of soil polluted by organic compounds
CN104140799A (en) Oil based drilling cutting microemulsion cleaning solution and cleaning method thereof
RU2698667C1 (en) Method for processing oil-containing sludge and technological complex for its implementation
CN108975646A (en) A kind of greasy filth demulsifier and its preparation method and application
CN109181739A (en) Oil sand separating method
CN111218288A (en) Washing liquid for treating light oil product polluted silt and recovering oil content and use method thereof
CN107445426A (en) A kind of oil sludge and sand recycling treatment system and technique
CN108585398A (en) A kind of method and its apparatus system of processing oily sludge
CN102094616B (en) Method for separating flocculent organic matters from polymer-containing oil sludge
CN108273843A (en) For oil-contained drilling cuttings and the leaching agent and its application method of oil-containing drilling wastes

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20170818

RJ01 Rejection of invention patent application after publication