CA1132935A - Filtration of wax in a solvent dewaxing process - Google Patents

Filtration of wax in a solvent dewaxing process

Info

Publication number
CA1132935A
CA1132935A CA329,461A CA329461A CA1132935A CA 1132935 A CA1132935 A CA 1132935A CA 329461 A CA329461 A CA 329461A CA 1132935 A CA1132935 A CA 1132935A
Authority
CA
Canada
Prior art keywords
filter
wax
solvent
filter cloth
drum
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
Application number
CA329,461A
Other languages
English (en)
French (fr)
Inventor
Herbert J. Pitman
Jerry E. Quasny
Charles W. Harrison
Earl B. Schell, Jr.
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.)
Texaco Development Corp
Original Assignee
Texaco Development Corp
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 Texaco Development Corp filed Critical Texaco Development Corp
Application granted granted Critical
Publication of CA1132935A publication Critical patent/CA1132935A/en
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
    • C10G73/025—Recovery of petroleum waxes from hydrocarbon oils; Dewaxing of hydrocarbon oils by filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
CA329,461A 1978-06-23 1979-06-11 Filtration of wax in a solvent dewaxing process Expired CA1132935A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US91885478A 1978-06-23 1978-06-23
US918,854 1978-06-23

Publications (1)

Publication Number Publication Date
CA1132935A true CA1132935A (en) 1982-10-05

Family

ID=25441074

Family Applications (1)

Application Number Title Priority Date Filing Date
CA329,461A Expired CA1132935A (en) 1978-06-23 1979-06-11 Filtration of wax in a solvent dewaxing process

Country Status (14)

Country Link
AU (1) AU520751B2 (es)
BR (1) BR7903961A (es)
CA (1) CA1132935A (es)
ES (1) ES481845A1 (es)
FR (1) FR2429253A1 (es)
GB (1) GB2023641B (es)
GR (1) GR69226B (es)
IN (1) IN151207B (es)
MA (1) MA18487A1 (es)
MX (1) MX6066E (es)
PH (1) PH16591A (es)
PT (1) PT69776A (es)
YU (1) YU40844B (es)
ZA (1) ZA792722B (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5190673A (en) * 1991-06-12 1993-03-02 Mobil Oil Corp. Filtration in solvent dewaxing with continuous spraying of filter with both hot and cold solvents

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1857810A (en) * 1929-01-24 1932-05-10 Texas Co Filtration
FR46141E (fr) * 1935-03-28 1936-03-05 Texaco Development Corp Perfectionnements à la filtration
US2350944A (en) * 1941-05-02 1944-06-06 Lummus Co Dewaxing apparatus
US2592490A (en) * 1949-11-29 1952-04-08 Socony Vacuum Oil Co Inc Method of dewaxing oil and continuous rotary filter therefor
US3491885A (en) * 1966-11-21 1970-01-27 Texaco Development Corp Apparatus for washing filter cake in solvent dewaxing operations

Also Published As

Publication number Publication date
MX6066E (es) 1984-10-24
AU520751B2 (en) 1982-02-25
ES481845A1 (es) 1980-02-16
GR69226B (es) 1982-05-10
GB2023641A (en) 1980-01-03
ZA792722B (en) 1980-10-29
PT69776A (en) 1979-07-01
YU40844B (en) 1986-06-30
MA18487A1 (fr) 1979-12-31
PH16591A (en) 1983-11-22
GB2023641B (en) 1982-10-13
FR2429253B1 (es) 1985-01-25
IN151207B (es) 1983-03-05
BR7903961A (pt) 1980-03-18
FR2429253A1 (fr) 1980-01-18
YU146479A (en) 1983-10-31
AU4815879A (en) 1980-01-03

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Legal Events

Date Code Title Description
MKEX Expiry