P

Inventor

FESER RAINER

DE17 patents

Patents

17 patents
US6278033B1Aug 21, 2001

Catalyst and process for purifying streams of materials

BASF AG30 citations91
US6204218B1Mar 20, 2001

Catalyst and process for purifying streams of materials

BASF AG38 citations91
US5789644AAug 4, 1998

Preparation of acetylene and synthesis gas

BASF AG37 citations88
US4826671AMay 2, 1989

Preparation of acicular α-Fe2 O3

BASF AG22 citations81
US4933004AJun 12, 1990

Preparation of acicular ferromagnetic metal particles of substantially iron

BASF AG11 citations73
US5094767AMar 10, 1992

Highly viscous magnetic fluids having nonmagnetic particles

BASF AG7 citations72
US5009877AApr 23, 1991

Stabilization of acicular ferromagnetic chromium dioxide

BASF AG3 citations62
US4913890AApr 3, 1990

Preparation of acicular α-Fe2 O3

BASF AG6 citations62
US4774072ASep 27, 1988

Preparation of acicular alpha-Fe2 O3

BASF AG4 citations62
US5164173ANov 17, 1992

Preparation of stabilized acicular ferromagnetic chromium dioxide

BASF AG4 citations61
US5064549ANov 12, 1991

Preparation of stabilized chromium dioxide with sodium tetracarbonylferrate

BASF AG6 citations61
US5030371AJul 9, 1991

Process for preparing acicular ferromagnetic material consisting essentially of iron-containing chromium dioxide

BASF AG6 citations61
US4755315AJul 5, 1988

Preparation of cobalt-containing isotropic magnetic iron oxides

BASF AG3 citations61
US4960462AOct 2, 1990

Acicular, ferromagnetic metal particles essentially consisting of iron, and their preparation

BASF AG5 citations60
US4770903ASep 13, 1988

Preparation of cobalt-containing, acicular, magnetic iron oxides

BASF AG6 citations58
US4755395AJul 5, 1988

Preparation of acicular cobalt-containing ferrimagnetic iron oxides

BASF AG1 citations52
US5096779AMar 17, 1992

Chromium dioxide material, its preparation and magnetic recording media containing this chromium dioxide material

BASF AG1 citations51