Shiiai Kemutekku Kabushiki Kaisha

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Patents Grantslast 30 patents

Information Patent Grant
Method for the production of fine grain ice and dry clathrate water...
- Patent number 5,164,428
- Issue date Nov 17, 1992
- Mitsui Kensetsu Kabushiki Kaisha
- Tadashi Okamoto
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method for the production of concrete/mortar by using dry clathrate...
- Patent number 5,092,933
- Issue date Mar 3, 1992
- Mitsui Kensetsu Kabushiki Kaisha
- Tadashi Okamoto
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

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