FR2328035A1 - Compositions d'huile de base a indice de viscosite eleve ayant une stabilite amelioree a la lumiere - Google Patents

Compositions d'huile de base a indice de viscosite eleve ayant une stabilite amelioree a la lumiere

Info

Publication number
FR2328035A1
FR2328035A1 FR7531798A FR7531798A FR2328035A1 FR 2328035 A1 FR2328035 A1 FR 2328035A1 FR 7531798 A FR7531798 A FR 7531798A FR 7531798 A FR7531798 A FR 7531798A FR 2328035 A1 FR2328035 A1 FR 2328035A1
Authority
FR
France
Prior art keywords
oils
contg
dyes
hydrotreated
dye
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
FR7531798A
Other languages
English (en)
French (fr)
Other versions
FR2328035B1 (OSRAM
Inventor
M Lefrancois
E Neel
A Morcus
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.)
Shell Francaise SA
Original Assignee
Shell Francaise SA
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 Shell Francaise SA filed Critical Shell Francaise SA
Priority to FR7531798A priority Critical patent/FR2328035A1/fr
Publication of FR2328035A1 publication Critical patent/FR2328035A1/fr
Application granted granted Critical
Publication of FR2328035B1 publication Critical patent/FR2328035B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M171/00—Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well-defined but for which the chemical nature is either unspecified or only very vaguely indicated
    • C10M171/007—Coloured or dyes-containing lubricant compositions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)
FR7531798A 1975-10-17 1975-10-17 Compositions d'huile de base a indice de viscosite eleve ayant une stabilite amelioree a la lumiere Granted FR2328035A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7531798A FR2328035A1 (fr) 1975-10-17 1975-10-17 Compositions d'huile de base a indice de viscosite eleve ayant une stabilite amelioree a la lumiere

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7531798A FR2328035A1 (fr) 1975-10-17 1975-10-17 Compositions d'huile de base a indice de viscosite eleve ayant une stabilite amelioree a la lumiere

Publications (2)

Publication Number Publication Date
FR2328035A1 true FR2328035A1 (fr) 1977-05-13
FR2328035B1 FR2328035B1 (OSRAM) 1981-03-20

Family

ID=9161319

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7531798A Granted FR2328035A1 (fr) 1975-10-17 1975-10-17 Compositions d'huile de base a indice de viscosite eleve ayant une stabilite amelioree a la lumiere

Country Status (1)

Country Link
FR (1) FR2328035A1 (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5409623A (en) * 1992-09-02 1995-04-25 Texaco Inc. Functionalized graft co-polymer as a viscosity and index improver, dispersant, and anti-oxidant additive and lubricating oil composition containing same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5409623A (en) * 1992-09-02 1995-04-25 Texaco Inc. Functionalized graft co-polymer as a viscosity and index improver, dispersant, and anti-oxidant additive and lubricating oil composition containing same

Also Published As

Publication number Publication date
FR2328035B1 (OSRAM) 1981-03-20

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Legal Events

Date Code Title Description
ST Notification of lapse