Jakob Stiefel

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Volketswil, CH

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Patents Grantslast 30 patents

Information Patent Grant
Process for incinerating solids on a water-cooled thrust combustion...
- Patent number 6,155,184
- Issue date Dec 5, 2000
- Doikos Investments Limited
- Jakob Stiefel
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Water-cooled thrust combustion grate
- Patent number 6,024,031
- Issue date Feb 15, 2000
- Doikos Investments Limited
- Jakob Stiefel
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Process for burning solids with a sliding firebar system
- Patent number 5,680,824
- Issue date Oct 28, 1997
- Techform Engineering AG
- Andreas Kemter
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Garbage incineration process on an incineration grate, incineration...
- Patent number 5,673,636
- Issue date Oct 7, 1997
- Doikos Investments Ltd.
- Jakob Stiefel
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES