EP 0011224 B1 19820901 - LUBRICATING AND COOLING AGENT
Title (en)
LUBRICATING AND COOLING AGENT
Publication
Application
Priority
DE 2850244 A 19781120
Abstract (en)
[origin: US4268404A] The invention relates to a long chain ammonium polyphosphate and its use as an effective additive in lubricants and/or coolants for metal working under extremely high pressures and temperatures. The polyphosphate chain preferably contains 50 to 1000 phosphorus atoms. Up to 20% of the ammonium groups are replaceable by hydrogen. The additive is preferably added to the lubricant/coolant in a proportion of 0.1 to 30 weight %.
IPC 1-7
IPC 8 full level
C10M 125/24 (2006.01)
CPC (source: EP US)
C10M 125/24 (2013.01 - EP US); C10M 2201/02 (2013.01 - EP US); C10M 2201/085 (2013.01 - EP US); C10M 2205/00 (2013.01 - EP US); C10M 2207/123 (2013.01 - EP US); C10M 2207/129 (2013.01 - EP US); C10M 2207/22 (2013.01 - EP US); C10M 2209/104 (2013.01 - EP US); C10M 2215/068 (2013.01 - EP US); C10M 2215/22 (2013.01 - EP US); C10M 2215/221 (2013.01 - EP US); C10M 2215/225 (2013.01 - EP US); C10M 2215/226 (2013.01 - EP US); C10M 2215/30 (2013.01 - EP US); C10M 2223/041 (2013.01 - EP US); C10M 2223/043 (2013.01 - EP US); C10M 2223/047 (2013.01 - EP US); C10M 2225/00 (2013.01 - EP US); C10M 2225/02 (2013.01 - EP US); C10N 2040/22 (2013.01 - EP US); C10N 2040/24 (2013.01 - EP US); C10N 2040/241 (2020.05 - EP US); C10N 2040/242 (2020.05 - EP US); C10N 2040/243 (2020.05 - EP US); C10N 2040/244 (2020.05 - EP US); C10N 2040/245 (2020.05 - EP US); C10N 2040/246 (2020.05 - EP US); C10N 2040/247 (2020.05 - EP US)
Designated contracting state (EPC)
BE CH DE FR GB IT NL
DOCDB simple family (publication)
EP 0011224 A1 19800528; EP 0011224 B1 19820901; DE 2850244 A1 19800529; DE 2963625 D1 19821028; US 4268404 A 19810519
DOCDB simple family (application)
EP 79104352 A 19791107; DE 2850244 A 19781120; DE 2963625 T 19791107; US 9389579 A 19791113