Global Patent Index - EP 0186009 B1

EP 0186009 B1 19890927 - USE OF ETHYLENE COPOLYMERS AS CRUDE-OIL ADDITIVES

Title (en)

USE OF ETHYLENE COPOLYMERS AS CRUDE-OIL ADDITIVES

Publication

EP 0186009 B1 19890927 (DE)

Application

EP 85115541 A 19851206

Priority

DE 3445811 A 19841215

Abstract (en)

[origin: EP0186009A2] 1. The use of 0.005 to 0.5% by weight (related to the crude oil) of a copolymer consisting of 65 to 80% by weight of ethylene and 35 to 20% by weight of vinyl acetate, together with 0.01 to 1.0% by weight (related to the crude oil) of an antioxidant and 0.001 to 1.0% by weight (related to the crude oil) of an amine as a flow improver for crude oil.

IPC 1-7

C10L 1/14; C10L 1/18

IPC 8 full level

C10L 1/14 (2006.01); C10L 1/18 (2006.01); C10L 1/22 (2006.01); C10L 1/24 (2006.01); C10L 1/26 (2006.01)

CPC (source: EP)

C10L 1/143 (2013.01); C10L 1/18 (2013.01); C10L 1/1832 (2013.01); C10L 1/19 (2013.01); C10L 1/1973 (2013.01); C10L 1/2225 (2013.01); C10L 1/2412 (2013.01); C10L 1/2641 (2013.01)

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

EP 0186009 A2 19860702; EP 0186009 A3 19861217; EP 0186009 B1 19890927; DE 3445811 A1 19860619; DE 3573272 D1 19891102

DOCDB simple family (application)

EP 85115541 A 19851206; DE 3445811 A 19841215; DE 3573272 T 19851206