Inventor

SCHWETZ KARL-ALEXANDER

DE7 patents

⚠️ This page may combine multiple inventors who share the name “SCHWETZ KARL-ALEXANDER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KEMPTEN ELEKTROSCHMELZ GMBH

5 patents

US5543370AAug 6, 1996

Composite materials based on boron carbide, titanium diboride and elemental carbon and processes for the preparation of same

KEMPTEN ELEKTROSCHMELZ GMBH46 citations91

US5505899AApr 9, 1996

Process for producing bodies based on boron carbide by pressureless sintering

KEMPTEN ELEKTROSCHMELZ GMBH41 citations91

US5045512ASep 3, 1991

Mixed sintered metal materials based on borides, nitrides and iron binder metals

KEMPTEN ELEKTROSCHMELZ GMBH35 citations90

US4803183AFeb 7, 1989

Dense molded bodies of polycrystalline aluminum nitride and process for preparation without use of sintering aids

KEMPTEN ELEKTROSCHMELZ GMBH38 citations89

US5372979ADec 13, 1994

Composite materials based on titanium diboride

KEMPTEN ELEKTROSCHMELZ GMBH6 citations56

WACKER CHEMIE GMBH

1 patent

US6531423B1Mar 11, 2003

Liquid-phase-sintered SiC shaped bodies with improved fracture toughness and a high electric resistance

WACKER CHEMIE GMBH110 citations94

SCHWETZ KARL ALEXANDER

1 patent

US4908173AMar 13, 1990

Process for preparation of dense molded bodies of polycrystalline aluminum nitride without use of sintering aids

SCHWETZ KARL ALEXANDER33 citations86