Global Patent Index - EP 1666616 A1

EP 1666616 A1 20060607 - Use of a fluid to prepare hardmetals

Title (en)

Use of a fluid to prepare hardmetals

Title (de)

Verwendung einer Flüssigkeit zur Aufbereitung von Hartmetallen

Title (fr)

Usage d'un liquide pour la production de métaux durs

Publication

EP 1666616 A1 20060607 (DE)

Application

EP 05018858 A 20050831

Priority

DE 102004053221 A 20041104

Abstract (en)

A liquid for use in working up hard metal-based powder mixtures contains (A) water; and (B) an inhibitor comprising a polyvinyl lactam or a wax emulsion.

IPC 8 full level

B22F 1/00 (2006.01); B22F 1/10 (2022.01); C22C 1/05 (2006.01)

CPC (source: EP US)

B22F 1/10 (2022.01 - EP US); B22F 9/04 (2013.01 - EP US); C22C 1/051 (2013.01 - EP US); B22F 2009/042 (2013.01 - EP US); B22F 2009/043 (2013.01 - EP US)

Citation (search report)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

Designated extension state (EPC)

HR

DOCDB simple family (publication)

DE 102004053221 B3 20060202; DE 502005002035 D1 20080103; EP 1666616 A1 20060607; EP 1666616 B1 20071121; US 2006091579 A1 20060504; US 7531022 B2 20090512

DOCDB simple family (application)

DE 102004053221 A 20041104; DE 502005002035 T 20050831; EP 05018858 A 20050831; US 24987605 A 20051013