Petr T. Shishkin

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Tashkent, SU

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Patents Grantslast 30 patents

Information Patent Grant
Raw mixture for the production of cement clinker
- Patent number 4,255,201
- Issue date Mar 10, 1981
- Tashkentsky Nauchno-Issledovatelsky I Proektny Institut Stroitelnykh Materilo...
- Boris I. Nudelman
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Raw mixture for the production of cement clinker
- Patent number 4,179,302
- Issue date Dec 18, 1979
- Tashkentsky Nauchno-Issledovatelsky i Proektny Institut Stroitelnykh Material...
- Boris I. Nudelman
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES