Passavant-Werke Michelbacher Hutte

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Aarbergen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for the chemical-mechanical treatment and pur...
- Patent number 4,388,195
- Issue date Jun 14, 1983
- Passavant-Werke Michelbacher Hutte
- Gunter von Hagel
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Apparatus for treating wastewater with oxygen
- Patent number 4,324,655
- Issue date Apr 13, 1982
- Passavant-Werke Michelbacher Hutte
- Josef Muskat
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Screw pump for conveying waste water and the like
- Patent number 4,318,670
- Issue date Mar 9, 1982
- Passavant-Werke Michelbacher Hutte
- Leonhard Fechter
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Plate-type filter press
- Patent number 4,105,559
- Issue date Aug 8, 1978
- Passavant-Werke Michelbacher Hutte
- Oswald Busse
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL