P

Inventor

LAILACH GUENTER

DE26 patents
⚠️ This page may combine multiple inventors who share the name “LAILACH GUENTER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BAYER AG

25 patents
US6530987B1Mar 11, 2003

Method for producing iron oxide pigments from waste acid resulting from TiO2 production

BAYER AG33 citations89
US4772757ASep 20, 1988

Process for the production of nitrobenzene

BAYER AG49 citations89
US6440377B1Aug 27, 2002

Method for reprocessing waste acid resulting from TiO2 production

BAYER AG18 citations83
US5837635ANov 17, 1998

Process for producing mixed oxide powders from deactivated denox catalysts

BAYER AG18 citations83
US5061472AOct 29, 1991

Process for the concentration of sulphuric acid containing metal sulphates

BAYER AG20 citations81
US4663131AMay 5, 1987

Process for the preparation of titanium dioxide

BAYER AG19 citations78
US6416723B1Jul 9, 2002

Method for reprocessing waste acid to form gypsum and iron oxide

BAYER AG9 citations73
US5122358AJun 16, 1992

Process for the purification of exhaust gases

BAYER AG9 citations73
US5094834AMar 10, 1992

Process for the production of tio2 pigments

BAYER AG11 citations72
US4663490AMay 5, 1987

Process for the production of dinitrotoluene

BAYER AG18 citations72
US6251358B1Jun 26, 2001

Process for the preparation of sodium fluoride

BAYER AG7 citations70
US4731230AMar 15, 1988

Process for the preparation of TiCl4

BAYER AG14 citations70
US5229087AJul 20, 1993

Process for the preparation of titanium dioxide

BAYER AG6 citations62
US4931269AJun 5, 1990

Process for the purification and reheating of exhaust gases

BAYER AG2 citations62
US4902485AFeb 20, 1990

Process for the production of titanium dioxide pigments

BAYER AG5 citations62
US4824655AApr 25, 1989

Process for the preparation of sulphur dioxide

BAYER AG5 citations62
US4797163AJan 10, 1989

Process for the production of titanium dioxide pigments

BAYER AG3 citations62
US4670235AJun 2, 1987

Process for desulphurizing flue gases

BAYER AG3 citations62
US6395165B2May 28, 2002

Process for preparing perfluorinated organic compounds by electrochemical fluorination

BAYER AG3 citations61
US4834954AMay 30, 1989

Process for cleaning flue gases

BAYER AG2 citations61
US4988495AJan 29, 1991

Process for the recorvery of sulphuric acid in the production of titanium dioxide

BAYER AG4 citations59
US4952387AAug 28, 1990

Process for separating metal sulphates from sulphuric acid

BAYER AG4 citations57
US5271919ADec 21, 1993

Process for the thermal decomposition of metal sulphates

BAYER AG0 citations51
US4880446ANov 14, 1989

Process for heating up moist gases containing hydrogen halides

BAYER AG1 citations50
US6106794AAug 22, 2000

Process for the preparation of sodium fluoride

BAYER AG1 citations49

MESSER GRIESHEIM GMBH

1 patent