RO98775B1 - Ulei lubrifiant cocsochimic - Google Patents

Ulei lubrifiant cocsochimic

Info

Publication number
RO98775B1
RO98775B1 RO129720A RO12972087A RO98775B1 RO 98775 B1 RO98775 B1 RO 98775B1 RO 129720 A RO129720 A RO 129720A RO 12972087 A RO12972087 A RO 12972087A RO 98775 B1 RO98775 B1 RO 98775B1
Authority
RO
Romania
Prior art keywords
degrees
parts
weight
coke
lubricating
Prior art date
Application number
RO129720A
Other languages
English (en)
Inventor
Constantin Cretulescu
Gavril Victor Nasui
ELENA GîNJU
Original Assignee
Constantin Cretulescu
Gavril Victor Nasui
ELENA GîNJU
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 Constantin Cretulescu, Gavril Victor Nasui, ELENA GîNJU filed Critical Constantin Cretulescu
Priority to RO129720A priority Critical patent/RO98775B1/ro
Publication of RO98775B1 publication Critical patent/RO98775B1/ro

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  • Lubricants (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)

Abstract

Inventia se refera la un ulei lubrifiant concsochimic pentru temperaturi înalte, care consta în aceea ca se obtine prin îngrosarea fractiunii 235...290 degree C ce rezulta la distilarea gudronului de cocserie cu polistiren expandat si cu adaos de aditiv antioxidant, având urmatoarea compozitie: 1000 parti în greutate ulei de absorbtie tip B, rezultat în proportie de 7,5...9,5 ca fractiune la distilarea gudronului de cocserie între 235 si 290 degree C la 20 degree C si 1,35 degree C la 50 degree C; 200 parti în greutate polistiren expandat ameliorator de viscozitate; 20 parti în greutate aditiv antiuzura, dialchilditiofosfat de zinc.
RO129720A 1987-09-14 1987-09-14 Ulei lubrifiant cocsochimic RO98775B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO129720A RO98775B1 (ro) 1987-09-14 1987-09-14 Ulei lubrifiant cocsochimic

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO129720A RO98775B1 (ro) 1987-09-14 1987-09-14 Ulei lubrifiant cocsochimic

Publications (1)

Publication Number Publication Date
RO98775B1 true RO98775B1 (ro) 1990-04-30

Family

ID=40906872

Family Applications (1)

Application Number Title Priority Date Filing Date
RO129720A RO98775B1 (ro) 1987-09-14 1987-09-14 Ulei lubrifiant cocsochimic

Country Status (1)

Country Link
RO (1) RO98775B1 (ro)

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