Vish Chimiko-Technologicheski Institute

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Sofia, BG

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Patents Grantslast 30 patents

Information Patent Grant
Method for magnetic stabilizing of fluidal layers
- Patent number 4,663,693
- Issue date May 5, 1987
- Vish Chimiko-Technologicheski Institute
- Ivaylo A. Zrantchev
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method of manufacture of reinforcing carbon black
- Patent number 4,171,345
- Issue date Oct 16, 1979
- Vish Chimiko-Technologicheski Institute
- Vassil S. Toshev
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of obtaining granulated and defluorated phosphogypsum
- Patent number 4,162,170
- Issue date Jul 24, 1979
- Vish Chimiko-Technologicheski Institute
- Ivan N. Grancharov
- C01 - INORGANIC CHEMISTRY