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Current content: 157 117 910 patent documents

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139 301 new documents added

1 340 825 documents amended

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EP 0049442 B1 19831130 - FOAM EXTINGUISHING CONCENTRATE AND USE THEREOF

Title (en)

FOAM EXTINGUISHING CONCENTRATE AND USE THEREOF

Publication

EP 0049442 B1 19831130 (DE)

Application

EP 81107665 A 19810926

Priority

DE 3037155 A 19801001

Abstract (en)

[origin: US4350206A] Film-forming fire extinguishing foam concentrates are described containing water, at least one hydrocarbon surfactant and at least one fluorosurfactant compatible with the latter one, which comprise a small amount of aliphatic carboxylic acids of the formula CnH2n+1COOH, in which n is an integer of from 7 to 9, or the salts thereof.

IPC 1-7

A62D 1/02

IPC 8 full level

A62D 1/02 (2006.01)

CPC (source: EP US)

A62D 1/0085 (2013.01 - EP US)

Designated contracting state (EPC)

BE CH DE FR GB LI NL

DOCDB simple family (publication)

EP 0049442 A1 19820414; EP 0049442 B1 19831130; AU 544872 B2 19850620; AU 7579881 A 19820408; DE 3037155 A1 19820506; DE 3161558 D1 19840105; US 4350206 A 19820921

DOCDB simple family (application)

EP 81107665 A 19810926; AU 7579881 A 19810930; DE 3037155 A 19801001; DE 3161558 T 19810926; US 30688081 A 19810929