Wolfgang Fennemann

Person

Karben, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Method of processing vanadium-containing residues
- Patent number 5,437,849
- Issue date Aug 1, 1995
- Metallgesellschaft Aktiengesellschaft
- Wolfgang Fennemann
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process and apparatus for removing dust, sulfur compounds and nitro...
- Patent number 5,219,543
- Issue date Jun 15, 1993
- Metallgesellschaft Aktiengesellschaft
- Werner Weisweiler
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Removal of zinc from phosphating process sludges
- Patent number 5,198,020
- Issue date Mar 30, 1993
- Metallgesellschaft Aktiengesellschaft
- Wolfgang Fennemann
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for producing catalysts and impregnating solutions and cata...
- Patent number 5,116,798
- Issue date May 26, 1992
- Metallgesellschaft Aktiengesellschaft
- Wolfgang Fennemann
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process of catalytically reducing NO
- Patent number 4,950,139
- Issue date Aug 21, 1990
- Metallgesellschaft Aktiengesellschaft
- Wolfgang Fennemann
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method of regenerating ZrF.sub.4 pickling solutions
- Patent number 4,937,054
- Issue date Jun 26, 1990
- Metallgesellschaft Aktiengesellschaft
- Wolfgang Fennemann
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process for the simultaneous removal of nitrogen oxides and sulfur...
- Patent number 4,851,202
- Issue date Jul 25, 1989
- Metallgesellschaft Aktiengesellschaft
- Wolfgang Fennemann
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process of purifying flue gases
- Patent number 4,842,835
- Issue date Jun 27, 1989
- Metallgesellschaft Aktiengesellschaft
- Karl H. Dorr
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for producing a V.sub.2 O.sub.5 -and-alkali-metal-sulfate-c...
- Patent number 4,766,104
- Issue date Aug 23, 1988
- Metallgesellschaft Aktiengesellschaft
- Wolfgang Fennemann
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process of producing a V.sub.2 O.sub.5 -and-alkali-metal-sulfate-co...
- Patent number 4,680,281
- Issue date Jul 14, 1987
- Metallgesellschaft Aktiengesellschaft
- Wolfgang Fennemann
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process of removing pollutants from exhaust gases
- Patent number 4,548,797
- Issue date Oct 22, 1985
- Metallgesellschaft Aktiengesellschaft
- Harald Sauer
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method of producing an alkali sulfate catalyst V.sub.2 O.sub.5
- Patent number 4,431,573
- Issue date Feb 14, 1984
- Metallgesellschaft Aktiengesellschaft
- Wolfgang Fennemann
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process of recovering anhydrous zirconium tetrafluoride
- Patent number 4,399,118
- Issue date Aug 16, 1983
- Metallgesellschaft Aktiengesellschaft
- Wolfgang Fennemann
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for regenerating spent pickle liquid containing ZrF.sub.4
- Patent number 4,330,342
- Issue date May 18, 1982
- Metallgesellschaft Aktiengesellschaft
- Wolfgang Fennemann
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Wolfgang Fennemann

Person

Patents Grantslast 30 patents

Method of processing vanadium-containing residues

Process and apparatus for removing dust, sulfur compounds and nitro...

Removal of zinc from phosphating process sludges

Process for producing catalysts and impregnating solutions and cata...

Process of catalytically reducing NO

Method of regenerating ZrF.sub.4 pickling solutions

Process for the simultaneous removal of nitrogen oxides and sulfur...

Process of purifying flue gases

Process for producing a V.sub.2 O.sub.5 -and-alkali-metal-sulfate-c...

Process of producing a V.sub.2 O.sub.5 -and-alkali-metal-sulfate-co...

Process of removing pollutants from exhaust gases

Method of producing an alkali sulfate catalyst V.sub.2 O.sub.5

Process of recovering anhydrous zirconium tetrafluoride

Process for regenerating spent pickle liquid containing ZrF.sub.4