Helmut Ruger

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Pfaffen-Schwabenheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Filter element with regenerable bulk material filling and method fo...
- Patent number 5,290,457
- Issue date Mar 1, 1994
- Seitz-Filter-Werke GmbH & Co.
- Massoud Karbachsch
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Filter cartridge or filter module consisting of flexible deep filte...
- Patent number 5,269,921
- Issue date Dec 14, 1993
- Seitz-Filter-Werke GmbH & Co.
- Helmut Ruger
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Filter material in the form of flexible leaves or sheets and a meth...
- Patent number 5,223,139
- Issue date Jun 29, 1993
- Seitz Filter Werke Theo & Geo Seitz GmbH & Co.
- Helmut Ruger
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Grant
Filter element
- Patent number 5,169,528
- Issue date Dec 8, 1992
- Seitz-Filter-Werke GmbH & Co.
- Massoud Karbachsch
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Filter cartridge or filter module consisting of flexible deep filte...
- Patent number 5,122,270
- Issue date Jun 16, 1992
- Seitz Filter Werke Theo & Geo Seitz GmbH & Co.
- Helmut Ruger
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL