P

Inventor

FRIEDRICH HEINZ

DE32 patents
⚠️ This page may combine multiple inventors who share the name “FRIEDRICH HEINZ”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DEGUSSA

25 patents
US6238714B1May 29, 2001

Feedstuff additive which contains D-pantothenic acid and/or its salts and a process for the preparation thereof

DEGUSSA87 citations96
US5840358ANov 24, 1998

Process for the preparation of an animal feed supplement based on fermentation broth

DEGUSSA112 citations95
US5431933AJul 11, 1995

Animal feed supplement based on a fermentation broth amino acid, a process for its production and its use

DEGUSSA115 citations95
US5622710AApr 22, 1997

Animal feed additive based on fermentation broth, a process for its production and its use

DEGUSSA74 citations92
US3978136AAug 31, 1976

Process for the production of a catalyst suitable for the oxidation of methanol to formaldehyde

DEGUSSA24 citations78
US4447612AMay 8, 1984

Catalysts for the production of 3-cyanopyridine

DEGUSSA14 citations73
US4147874AApr 3, 1979

Process for the production of pyridine and 3-methyl pyridine

DEGUSSA7 citations73
US6319528B1Nov 20, 2001

Feedstuff additive which contains D-pantothenic acid and/or its salts and a process for the preparation thereof

DEGUSSA10 citations72
US6133000AOct 17, 2000

Fermentative preparation of amino acids

DEGUSSA11 citations72
US4447614AMay 8, 1984

Process for the purification of nicotinic acid amide

DEGUSSA7 citations72
US4314064AFeb 2, 1982

Process for the production of nicotinamide

DEGUSSA10 citations72
US4197161AApr 8, 1980

Process for the recovery of catalysts in the epoxidation and hydroxylation of olefinic compounds

DEGUSSA11 citations72
US4959478ASep 25, 1990

Method of producing-coarse crystalline nicotinic acid with a high degree of purity

DEGUSSA10 citations71
US4419272ADec 6, 1983

Catalysts for the production of 2-cyanopyrazine

DEGUSSA5 citations69
US4332940AJun 1, 1982

Process for the production of 2,3-cycloalkenopyridines

DEGUSSA3 citations62
US4175195ANov 20, 1979

Process for the production of substituted pyridine (A)

DEGUSSA7 citations62
US4171445AOct 16, 1979

Process for the production of pyridine and 3-methyl pyridine

DEGUSSA3 citations62
US4171444AOct 16, 1979

Process for the production of substituted pyridine (C)

DEGUSSA3 citations62
US4163854AAug 7, 1979

Process for the production of 3-methyl pyridine

DEGUSSA3 citations62
US4149002AApr 10, 1979

Process for the production of 2-methyl pyridine and 3-methyl pyridine

DEGUSSA6 citations62
US4447615AMay 8, 1984

Process for the purification of nicotinic acid amide I

DEGUSSA5 citations61
US4139536AFeb 13, 1979

Process for the recovery of nicotinamide

DEGUSSA2 citations61
US4237299ADec 2, 1980

Process for the recovery of pyridine and 3-methylpyridine

DEGUSSA0 citations51
US4496729AJan 29, 1985

Catalysts for the production of 2-cyanopyrazine

DEGUSSA0 citations49
US4087462AMay 2, 1978

Production of formaldehyde in a fluidized bed with a fixed temperature gradient

DEGUSSA1 citations48

BOSCH GMBH ROBERT

5 patents

DEGUSSA AKTIENGSELLSCHAFT

1 patent

LEIPZIG METALLURGIEELEKTRONIK

1 patent