IT1049862B - Procedimento per la deparaffinazione di oli minerali mediante trattamento con solventi eventualmente con aggiunta di urea - Google Patents

Procedimento per la deparaffinazione di oli minerali mediante trattamento con solventi eventualmente con aggiunta di urea

Info

Publication number
IT1049862B
IT1049862B IT29568/75A IT2956875A IT1049862B IT 1049862 B IT1049862 B IT 1049862B IT 29568/75 A IT29568/75 A IT 29568/75A IT 2956875 A IT2956875 A IT 2956875A IT 1049862 B IT1049862 B IT 1049862B
Authority
IT
Italy
Prior art keywords
deparaffination
urea
possibly
procedure
addition
Prior art date
Application number
IT29568/75A
Other languages
English (en)
Inventor
J Putz
Original Assignee
Edeleanu Gmbh
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 Edeleanu Gmbh filed Critical Edeleanu Gmbh
Application granted granted Critical
Publication of IT1049862B publication Critical patent/IT1049862B/it

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

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)
IT29568/75A 1974-11-26 1975-11-24 Procedimento per la deparaffinazione di oli minerali mediante trattamento con solventi eventualmente con aggiunta di urea IT1049862B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2455785A DE2455785C3 (de) 1974-11-26 1974-11-26 Verfahren zur Entparaffinierung von feuchten Mineralölen durch Behandlung mit Lösungsmitteln, gegebenenfalls unter Zusatz von Harnstoff

Publications (1)

Publication Number Publication Date
IT1049862B true IT1049862B (it) 1981-02-10

Family

ID=5931719

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29568/75A IT1049862B (it) 1974-11-26 1975-11-24 Procedimento per la deparaffinazione di oli minerali mediante trattamento con solventi eventualmente con aggiunta di urea

Country Status (12)

Country Link
US (1) US4033855A (it)
JP (1) JPS5174004A (it)
BE (1) BE835907A (it)
BR (1) BR7507758A (it)
CA (1) CA1064847A (it)
DE (1) DE2455785C3 (it)
FR (1) FR2292762A1 (it)
GB (1) GB1481759A (it)
IT (1) IT1049862B (it)
NL (1) NL179219C (it)
SE (1) SE416819B (it)
YU (1) YU299075A (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4186059A (en) * 1978-02-13 1980-01-29 Union Oil Company Of California Dehydration of solvent used in oil dewaxing-deoiling processes
US4622130A (en) * 1985-12-09 1986-11-11 Shell Oil Company Economic combinative solvent and catalytic dewaxing process employing methylisopropyl ketone as the solvent and a silicate-based catalyst
US5306433A (en) * 1991-06-12 1994-04-26 Mobil Oil Corporation Method of changing compositions of circulating solvent in solvent dewaxing
FR2692588B1 (fr) * 1992-06-23 1994-10-07 Technip Cie Procédé de déshydratation du solvant provenant d'une opération de déparaffinage d'hydrocarbures.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2911350A (en) * 1959-11-03 Production of low cold-test oils by
US2443532A (en) * 1945-07-09 1948-06-15 Union Oil Co Wax-oil separation with dehydration of solvent therefor
US2907709A (en) * 1956-04-11 1959-10-06 Phillips Petroleum Co Method of drying a deoiling solvent by contacting with a portion of dewaxed oil
US2949419A (en) * 1957-12-02 1960-08-16 Phillips Petroleum Co Deoiling petroleum wax
US3130143A (en) * 1961-05-29 1964-04-21 Union Oil Co Dewaxing solvent recovery method
NL135914C (it) * 1966-02-12

Also Published As

Publication number Publication date
SE7512950L (sv) 1976-05-28
DE2455785B2 (de) 1979-10-11
SE416819B (sv) 1981-02-09
NL179219C (nl) 1986-08-01
JPS5174004A (en) 1976-06-26
BR7507758A (pt) 1976-08-10
GB1481759A (en) 1977-08-03
DE2455785A1 (de) 1976-06-10
BE835907A (fr) 1976-05-25
US4033855A (en) 1977-07-05
DE2455785C3 (de) 1980-06-26
NL7513528A (nl) 1976-05-31
FR2292762A1 (fr) 1976-06-25
FR2292762B1 (it) 1981-03-27
YU299075A (en) 1982-02-28
CA1064847A (en) 1979-10-23

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