DE3486002T2 - Verfahren zur rueckgewinnug des entparaffinierungshilfsmittel aus einer mischung mit wachs mittels permeation des wachses durch eine halbdurchlaessige membran. - Google Patents

Verfahren zur rueckgewinnug des entparaffinierungshilfsmittel aus einer mischung mit wachs mittels permeation des wachses durch eine halbdurchlaessige membran.

Info

Publication number
DE3486002T2
DE3486002T2 DE19843486002 DE3486002T DE3486002T2 DE 3486002 T2 DE3486002 T2 DE 3486002T2 DE 19843486002 DE19843486002 DE 19843486002 DE 3486002 T DE3486002 T DE 3486002T DE 3486002 T2 DE3486002 T2 DE 3486002T2
Authority
DE
Germany
Prior art keywords
dewaxing
wax
aid
oil
dewaxing aid
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.)
Expired - Fee Related
Application number
DE19843486002
Other languages
German (de)
English (en)
Other versions
DE3486002D1 (de
Inventor
Biddanda Umesh Achia
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.)
ExxonMobil Technology and Engineering Co
Original Assignee
Exxon Research and Engineering Co
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 Exxon Research and Engineering Co filed Critical Exxon Research and Engineering Co
Application granted granted Critical
Publication of DE3486002D1 publication Critical patent/DE3486002D1/de
Publication of DE3486002T2 publication Critical patent/DE3486002T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • C10G73/00—Recovery or refining of mineral waxes, e.g. montan wax
    • C10G73/02—Recovery of petroleum waxes from hydrocarbon oils; Dewaxing of hydrocarbon oils
    • C10G73/04—Recovery of petroleum waxes from hydrocarbon oils; Dewaxing of hydrocarbon oils with the use of filter aids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Nanotechnology (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
DE19843486002 1984-03-12 1984-12-03 Verfahren zur rueckgewinnug des entparaffinierungshilfsmittel aus einer mischung mit wachs mittels permeation des wachses durch eine halbdurchlaessige membran. Expired - Fee Related DE3486002T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US58823684A 1984-03-12 1984-03-12

Publications (2)

Publication Number Publication Date
DE3486002D1 DE3486002D1 (de) 1993-01-14
DE3486002T2 true DE3486002T2 (de) 1993-04-01

Family

ID=24353037

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843486002 Expired - Fee Related DE3486002T2 (de) 1984-03-12 1984-12-03 Verfahren zur rueckgewinnug des entparaffinierungshilfsmittel aus einer mischung mit wachs mittels permeation des wachses durch eine halbdurchlaessige membran.

Country Status (7)

Country Link
EP (1) EP0154746B1 (show.php)
JP (1) JPS60190203A (show.php)
AR (1) AR242427A1 (show.php)
CA (1) CA1250530A (show.php)
DE (1) DE3486002T2 (show.php)
ES (1) ES538129A0 (show.php)
IN (1) IN167504B (show.php)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8521607D0 (en) * 1985-08-30 1985-10-02 Shell Int Research Separation of solvents from hydrocarbons
US4898674A (en) * 1988-03-24 1990-02-06 Texaco Inc. Solvent dewaxing process
US4836927A (en) * 1988-03-28 1989-06-06 Exxon Research And Engineering Company Recovery of dewaxing aid using asymmetric polyimide ultrafiltration membrane and method for producing said membrane
US4874523A (en) * 1988-08-12 1989-10-17 Exxon Research And Engineering Company Method for reducing the cloud point of materials using an ultrafiltration separation process
US4908134A (en) * 1989-02-16 1990-03-13 Exxon Research And Engineering Company Ultrafiltration polyamide membrane and its use for recovery of dewaxing aid (OP-3454)
US4963303A (en) * 1989-02-16 1990-10-16 Exxon Research & Engineering Company Ultrafiltration polyimide membrane and its use for recovery of dewaxing aid
DE3905924C2 (de) * 1989-02-25 1997-11-20 Geesthacht Gkss Forschung Verfahren zur Trennung und Rückgewinnung von Komponenten von Gemischen mittels Pervaporation
US5102551A (en) * 1991-04-29 1992-04-07 Texaco Inc. Membrane process for treating a mixture containing dewaxed oil and dewaxing solvent
US20090012342A1 (en) * 2004-10-11 2009-01-08 Johannes Leendert Den Boestert Process to prepare a haze free base oil
CN102690154B (zh) * 2012-06-19 2014-09-10 葛洲坝易普力湖南二化民爆有限公司 炸药纸管石蜡回收装置
CN103978011B (zh) * 2014-05-12 2016-03-16 葛洲坝易普力湖北昌泰民爆有限公司 一种包装炸药纸管回收装置及其回收方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2064506A (en) * 1934-03-07 1936-12-15 Texas Co Dewaxing lubricating oil
US2612465A (en) * 1948-06-29 1952-09-30 Texaco Development Corp Separation of oil and wax by continuous filtration
US4192732A (en) * 1978-07-21 1980-03-11 Toa Nenryo Kogyo Kabushiki Kaisha Recovery and recycle of dewaxing aid
IN153421B (show.php) * 1978-12-28 1984-07-14 Exxon Research Engineering Co
GB2099015A (en) * 1981-05-20 1982-12-01 Shell Int Research Combined dewaxing-deoiling process using crystal modifier

Also Published As

Publication number Publication date
AR242427A1 (es) 1993-03-31
CA1250530A (en) 1989-02-28
ES8602915A1 (es) 1985-12-01
ES538129A0 (es) 1985-12-01
IN167504B (show.php) 1990-11-10
EP0154746B1 (en) 1992-12-02
JPH0585206B2 (show.php) 1993-12-06
DE3486002D1 (de) 1993-01-14
EP0154746A2 (en) 1985-09-18
EP0154746A3 (en) 1987-08-05
JPS60190203A (ja) 1985-09-27

Similar Documents

Publication Publication Date Title
DE60221370T2 (de) Membrantrennung für schwefelabnahme
DE893945C (de) Verfahren zur Fraktionierung einer Mischung organischer Verbindungen
EP0145126B1 (en) Selective extraction solvent recovery using regenerated cellulose under reverse osmosis conditions
US4368112A (en) Solvent recovery from foots oil using modified regenerated cellulose membranes
DE69024337T2 (de) Lösemittelextraktion von Schmierölen
DE69419253T2 (de) Verfahren zum entwachsen von schmieröl unter anwendung eines verfahrens, wobei kaltes lösungsmittel in kreislauf geführt wird
DE68905403T2 (de) Verfahren zur erniedrigung des truebungspunktes von materialien unter anwendung eines ultrafiltrations-separationsprozesses.
DE112012006987B4 (de) Verfahren zur Erzeugung von nicht-karzinogenem aromatischem Prozessöl
DE3685578T2 (de) Prozess zur katalytischen entwachsung von mehr als einem aus einer raffinerie stammenden grundoel-precursor.
EP0013834B1 (en) Method of converting a hydrophilic, water-containing regenerated cellulose membrane to a membrane useful for separating organic liquids
DE69527625T2 (de) Schmierölentwachsung mit membrantrennung vom kalten lösungsmittel
EP0154746B1 (en) Method of recovering dewaxing aid (dwa) from mixture of wax and dwa by wax permeation through semipermeable membrane
DE68906938T2 (de) Einstellung des chargenverhaeltnisses von fluessigkeitsgemischen.
DE3871975T2 (de) Verfahren zur herstellung von formulierten entwachsten oelprodukten.
US2653122A (en) Fractional separation of oil with a complexing agent
DE2659292C2 (show.php)
DE69515158T2 (de) Verfahren zur Qualitätsverbesserung von Basisschmierölen
US3006839A (en) Dewaxing hydrocarbon oil
DE69309729T2 (de) Verfahren zur Aufarbeitung eines Kohlenwasserstoffeinsatzes
DE1234985B (de) Verfahren zur Gewinnung von festen 1-Olefinpolymerisaten oder -mischpolymerisaten aus ihren Loesungen
DE2818129A1 (de) Verfahren zur herstellung von kuehloelen
DE69302595T2 (de) Verfahren zur Aufarbeitung eines Kohlenwasserstoffeinsatzes
DE2116041C3 (de) Verfahren zur Herstellung eines Schmierölgrundmaterials mit hohem Viskositätsindex
US3214365A (en) Strength properties of microcrystalline waxes with aromatic extract oils
DE1795080A1 (de) Verfahren zur Abtrennung von Asphaltenen und Harzen aus Erdoelrueckstandsfraktionen

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee