Gerhard Walder

Follow

Person

Zirl, AT

People

Patents Grantslast 30 patents

Information Patent Grant
Device for chemically/physically treating drinking water
- Patent number 7,294,258
- Issue date Nov 13, 2007
- Watercryst Chemiefreie
- Klaus Leiter
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Method for precipitating or flocculating substances out of solutions
- Patent number 6,660,167
- Issue date Dec 9, 2003
- Watercryst chemiefreie Wasserbehandlung GmbH
- Gerhard Walder
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for converting a weakly acid ion exchanger material from the...
- Patent number 6,593,379
- Issue date Jul 15, 2003
- Watercryst chemiefreie Wasserbehandlung GmbH
- Klaus Leiter
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method and device for specific formation of nuclei or crystals
- Patent number 6,001,176
- Issue date Dec 14, 1999
- Leiter; Klaus
- Klaus Leiter
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Device for chemically/physically treating drinking water
- Publication number 20040129620
- Publication date Jul 8, 2004
- Klaus Leiter
- F24 - HEATING RANGES VENTILATING