Verkaufsgesellschaft fur Teererzeugnisse (VfT)

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of a product with high carbon content fr...
- Patent number 4,209,323
- Issue date Jun 24, 1980
- Verkaufsgesellschaft fur Teererzeugnisse
- Heinz Echterhoff
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for preparing composition containing carbon and low sulfur,...
- Patent number 4,065,296
- Issue date Dec 27, 1977
- Verkaufsgesellschaft fur Teererzeugnisse (VfT)
- Wilfried Gemmeke
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for preparing composition containing carbon and low sulfur,...
- Patent number 4,031,189
- Issue date Jun 21, 1977
- Verkaufsgesellschaft fur Teererzeugnisse (VfT)
- Wilfried Gemmeke
- C21 - METALLURGY OF IRON

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