Aurel Ujhidy

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Veszprem, HU

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for the determination of the physical charact...
- Patent number 4,278,319
- Issue date Jul 14, 1981
- Magyar Tudomanyos Akademia Muszakikemiai Kutato Intezete
- Judit Timko born Jozsa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for producing aluminum trichloride
- Patent number 3,956,454
- Issue date May 11, 1976
- Toth Aluminum Corporation
- Erno Nemecz
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Production of aluminum chloride from raw materials containing coal
- Patent number 3,950,485
- Issue date Apr 13, 1976
- Toth Aluminum Corporation
- Erno Nemecz
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Production of aluminum chloride from raw materials containing coal
- Patent number 3,937,786
- Issue date Feb 10, 1976
- Toth Aluminum Corporation
- Erno Nemecz
- C01 - INORGANIC CHEMISTRY