Ulf Pfeifer

Follow

Person

Wien, AT

People

Patents Grantslast 30 patents

Information Patent Grant
Regeneratable particle filter for waste gases
- Patent number 4,975,099
- Issue date Dec 4, 1990
- Voest-Alpine Automotive Gesellschaft mbH
- Arthur Kaser
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES