Rolf Marrett

Person

Castrop-Rauxel, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for increasing meso phase contents in pitch
- Patent number 4,976,845
- Issue date Dec 11, 1990
- Peter Oerlemans
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Method for the mass separation of a liquid mixture through fraction...
- Patent number 4,552,575
- Issue date Nov 12, 1985
- Ruetgerswerke Aktiengesellschaft
- Konrad Stolzenberg
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for coking high-boiling aromatic hydrocarbon mixtures to fo...
- Patent number 4,444,650
- Issue date Apr 24, 1984
- Rutgerswerke Aktiengesellschaft
- Herbert Glaser
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method of producing a highly reactive pitch fraction and its usage
- Patent number 4,414,192
- Issue date Nov 8, 1983
- Rutgerswerke Aktiengesellschaft
- Jurgen Palm
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Coking quality of coals with insufficient coking properties
- Patent number 4,380,454
- Issue date Apr 19, 1983
- Rutgerswerke Aktiengesellschaft
- Jurgen Stadelhofer
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for anisotropic carbon production
- Patent number 4,379,133
- Issue date Apr 5, 1983
- Rutgerswerke Aktiengesellschaft
- Maximilian Zander
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Rolf Marrett

Person

Patents Grantslast 30 patents

Process for increasing meso phase contents in pitch

Method for the mass separation of a liquid mixture through fraction...

Process for coking high-boiling aromatic hydrocarbon mixtures to fo...

Method of producing a highly reactive pitch fraction and its usage

Coking quality of coals with insufficient coking properties

Process for anisotropic carbon production