Andreas Walder

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Greifensee, CH

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Patents Grantslast 30 patents

Information Patent Grant
Method for the production of expandable plastics granulate
- Patent number 6,783,710
- Issue date Aug 31, 2004
- Sulzer Chemtech AG
- Andreas Walder
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for blending fluids of widely differing viscosities
- Patent number 6,698,917
- Issue date Mar 2, 2004
- E. I. Du Pont de Nemours and Company
- Arthur William Etchells
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Static laminar mixing method
- Patent number 6,428,200
- Issue date Aug 6, 2002
- Sulzer Brothers Limited
- Markus Fleischli
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Static laminar mixing device
- Patent number 6,419,386
- Issue date Jul 16, 2002
- Sulzer Brothers Limited
- Markus Fleischli
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Mixing device for mixing a low-viscosity fluid into a high-viscosit...
- Patent number 5,865,537
- Issue date Feb 2, 1999
- Sulzer Chemtech AG
- Felix Streiff
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Process for blending fluids of widely differing viscosities
- Publication number 20030095473
- Publication date May 22, 2003
- Arthur William Etchells
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL