Global Patent Index - EP 0100280 B1

EP 0100280 B1 19870121 - QUENCHING BATH, AND PROCESS FOR QUENCHING METALS

Title (en)

QUENCHING BATH, AND PROCESS FOR QUENCHING METALS

Publication

EP 0100280 B1 19870121 (FR)

Application

EP 83401521 A 19830725

Priority

FR 8212921 A 19820723

Abstract (en)

[origin: US4441937A] Bath for the quenching of ferrous and nonferrous metals and their alloys, comprising a hydrogenated starch hydrolysate having, expressed with respect to the dry matter, a percentage of products of degree of polymerization 1 and 2 comprised between 1 and 90, the complement to 100 being constituted by products of degree of polymerization equal to or higher than 3.

IPC 1-7

C21D 1/60

IPC 8 full level

C21D 1/60 (2006.01)

CPC (source: EP US)

C21D 1/60 (2013.01 - EP US)

Designated contracting state (EPC)

AT BE DE GB IT LU NL SE

DOCDB simple family (publication)

EP 0100280 A1 19840208; EP 0100280 B1 19870121; AT E25110 T1 19870215; AU 1726283 A 19840126; AU 542742 B2 19850307; BR 8303929 A 19840228; CA 1232828 A 19880216; DE 3369345 D1 19870226; ES 524360 A0 19840416; ES 8403973 A1 19840416; FR 2530668 A1 19840127; FR 2530668 B1 19870507; JP S5935617 A 19840227; US 4441937 A 19840410; ZA 835377 B 19850227

DOCDB simple family (application)

EP 83401521 A 19830725; AT 83401521 T 19830725; AU 1726283 A 19830725; BR 8303929 A 19830722; CA 432914 A 19830721; DE 3369345 T 19830725; ES 524360 A 19830722; FR 8212921 A 19820723; JP 13423883 A 19830722; US 51546683 A 19830720; ZA 835377 A 19830722