DE2855520A1 - Verfahren zum entparaffinieren von paraffinhaltigem oel - Google Patents

Verfahren zum entparaffinieren von paraffinhaltigem oel

Info

Publication number
DE2855520A1
DE2855520A1 DE19782855520 DE2855520A DE2855520A1 DE 2855520 A1 DE2855520 A1 DE 2855520A1 DE 19782855520 DE19782855520 DE 19782855520 DE 2855520 A DE2855520 A DE 2855520A DE 2855520 A1 DE2855520 A1 DE 2855520A1
Authority
DE
Germany
Prior art keywords
oil
solvent
wax
slurry
filter
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.)
Granted
Application number
DE19782855520
Other languages
German (de)
English (en)
Other versions
DE2855520C2 (de
Inventor
James D Bushnell
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
Publication of DE2855520A1 publication Critical patent/DE2855520A1/de
Application granted granted Critical
Publication of DE2855520C2 publication Critical patent/DE2855520C2/de
Expired 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
    • C10G73/06—Recovery of petroleum waxes from hydrocarbon oils; Dewaxing of hydrocarbon oils with the use of solvents
    • C10G73/08—Organic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Fats And Perfumes (AREA)
DE2855520A 1977-12-27 1978-12-22 Verfahren zum Entparaffinieren von paraffinhaltigem Öl Expired DE2855520C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/864,212 US4169039A (en) 1977-12-27 1977-12-27 Recovering useful oil from wax filter hot washings and dumped slurry

Publications (2)

Publication Number Publication Date
DE2855520A1 true DE2855520A1 (de) 1979-07-05
DE2855520C2 DE2855520C2 (de) 1987-05-14

Family

ID=25342759

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2855520A Expired DE2855520C2 (de) 1977-12-27 1978-12-22 Verfahren zum Entparaffinieren von paraffinhaltigem Öl

Country Status (9)

Country Link
US (1) US4169039A (US08088918-20120103-C00476.png)
JP (1) JPS54129006A (US08088918-20120103-C00476.png)
CA (1) CA1112201A (US08088918-20120103-C00476.png)
DE (1) DE2855520C2 (US08088918-20120103-C00476.png)
FR (1) FR2413463A1 (US08088918-20120103-C00476.png)
GB (1) GB2010900B (US08088918-20120103-C00476.png)
IT (1) IT1101600B (US08088918-20120103-C00476.png)
MX (1) MX4082E (US08088918-20120103-C00476.png)
NL (1) NL7812586A (US08088918-20120103-C00476.png)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4461697A (en) * 1982-09-22 1984-07-24 Exxon Research And Engineering Co. Slack wax de-oiling process
US8394256B2 (en) * 2009-10-13 2013-03-12 Exxonmobil Research And Engineering Company Method for haze mitigation and filterability improvement for base stocks

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3773650A (en) * 1971-03-31 1973-11-20 Exxon Co Dewaxing process

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2168141A (en) * 1938-05-19 1939-08-01 Schutte August Henry Method for separating wax
US3171798A (en) * 1960-11-29 1965-03-02 Texaco Inc Dewaxing of mineral oils
CA944300A (en) * 1970-05-11 1974-03-26 Esso Research And Engineering Company Combination of dilution chilling with scraped surface chilling in dewaxing lubricating oils
US3764517A (en) * 1970-12-21 1973-10-09 Texaco Inc Solvent dewaxing process
US3720599A (en) * 1971-05-03 1973-03-13 Exxon Research Engineering Co Continuous dewaxing of oils by in situ refrigeration
US3775288A (en) * 1972-05-26 1973-11-27 Exxon Research Engineering Co Combination of dilution chilling with scraped surface chilling in dewaxing lubricating oils
US3871991A (en) * 1973-06-22 1975-03-18 Exxon Research Engineering Co Temporarily immiscible dewaxing

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3773650A (en) * 1971-03-31 1973-11-20 Exxon Co Dewaxing process

Also Published As

Publication number Publication date
IT7831324A0 (it) 1978-12-27
IT1101600B (it) 1985-10-07
CA1112201A (en) 1981-11-10
GB2010900B (en) 1982-04-28
JPS54129006A (en) 1979-10-06
GB2010900A (en) 1979-07-04
DE2855520C2 (de) 1987-05-14
US4169039A (en) 1979-09-25
JPS6330358B2 (US08088918-20120103-C00476.png) 1988-06-17
NL7812586A (nl) 1979-06-29
FR2413463A1 (fr) 1979-07-27
FR2413463B1 (US08088918-20120103-C00476.png) 1984-02-10
MX4082E (es) 1981-12-04

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: STOLBERG-WERNIGERODE, GRAF ZU, U., DIPL.-CHEM. DR.RER.NAT. SUCHANTKE, J., DIPL.-ING., PAT.-ANWAELTE, 2000 HAMBURG

8339 Ceased/non-payment of the annual fee