Global Patent Index - EP 0050343 B1

EP 0050343 B1 19840118 - MOLYBDENUM COATED WITH A NOBLE METAL AND PROCESS FOR ITS PRODUCTION

Title (en)

MOLYBDENUM COATED WITH A NOBLE METAL AND PROCESS FOR ITS PRODUCTION

Publication

EP 0050343 B1 19840118 (DE)

Application

EP 81108457 A 19811017

Priority

DE 3039658 A 19801021

Abstract (en)

[origin: US4464441A] A molybdenum disc suitable for the use as a semiconductor. The disc has a thickness of about 0.5 to several mm and is coated with a noble metal that is applied to the molybdenum in a layer thickness of 0.02 mu via an intermediate layer of chromium having a layer thickness of 0.5 to 10.0 mu .

IPC 1-7

C25D 3/48; C25D 3/50; C25D 3/04; C25D 5/12; C25D 5/34; C25D 5/50; C23F 1/00; C23F 17/00; C23G 1/00

IPC 8 full level

C25D 5/28 (2006.01); C23G 1/10 (2006.01); C25D 5/10 (2006.01); C25D 5/12 (2006.01); C25D 5/38 (2006.01); C25D 5/50 (2006.01); C25F 3/08 (2006.01); H01L 21/285 (2006.01); H01L 29/43 (2006.01)

CPC (source: EP US)

C23G 1/106 (2013.01 - EP US); C25D 5/12 (2013.01 - EP US); C25D 5/38 (2013.01 - EP US); C25D 5/50 (2013.01 - EP US); C25F 3/08 (2013.01 - EP US); Y10S 428/926 (2013.01 - EP US); Y10T 428/12243 (2015.01 - EP US); Y10T 428/12833 (2015.01 - EP US); Y10T 428/12847 (2015.01 - EP US); Y10T 428/12875 (2015.01 - EP US); Y10T 428/12889 (2015.01 - EP US); Y10T 428/12896 (2015.01 - EP US)

Designated contracting state (EPC)

FR GB SE

DOCDB simple family (publication)

EP 0050343 A1 19820428; EP 0050343 B1 19840118; DE 3039658 A1 19820506; DE 3039658 C2 19880714; JP H0365438 B2 19911011; JP S5794594 A 19820612; US 4464441 A 19840807

DOCDB simple family (application)

EP 81108457 A 19811017; DE 3039658 A 19801021; JP 16436181 A 19811016; US 31366181 A 19811021