Hans Kellerwessel

Person

Aachen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Method and installation for extracting gold from gold ore
- Patent number 4,960,461
- Issue date Oct 2, 1990
- Klockner-Humboldt Deutz AG
- Mohammed Esna-Ashari
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for the production of a coal suspension
- Patent number 4,753,660
- Issue date Jun 28, 1988
- Klockner-Humboldt-Deutz Aktiengesellschaft
- Hans Kellerwessel
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method and apparatus for continuous pressure comminution of brittle...
- Patent number 4,703,897
- Issue date Nov 3, 1987
- Klockner-Humboldt-Deutz Aktiengesellschaft
- Klaus Beisner
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Method and apparatus for the common grinding of two or more brittle...
- Patent number 4,592,512
- Issue date Jun 3, 1986
- Klockner-Humboldt Deutz AG
- Wolfgang Grigel
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Method of recovering metals
- Patent number 4,242,129
- Issue date Dec 30, 1980
- Klockner-Humboldt-Wedag AG
- Hans Kellerwessel
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method and device for precipitating copper cement from a copper sol...
- Patent number 4,119,303
- Issue date Oct 10, 1978
- Klockner-Humboldt-Deutz Aktiengesellschaft
- Hans Kellerwessel
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for wet metallurgical processes
- Patent number 4,119,699
- Issue date Oct 10, 1978
- Klockner-Humboldt-Deutz Aktiengesellschaft
- Hans Kellerwessel
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Hans Kellerwessel

Person

Patents Grantslast 30 patents

Method and installation for extracting gold from gold ore

Method for the production of a coal suspension

Method and apparatus for continuous pressure comminution of brittle...

Method and apparatus for the common grinding of two or more brittle...

Method of recovering metals

Method and device for precipitating copper cement from a copper sol...

Method for wet metallurgical processes