TREA

Chiyoda Chemical Engineering & Constr., Co., Ltd.

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  • Kanagawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fluid catalytic cracking of heavy hydrocarbon oil
    • Patent number 4,755,283
    • Issue date Jul 5, 1988
    • Chiyoda Chemical Engineering & Constr.
    • Hideo Hashimoto
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Method for strengthening soft soil
    • Patent number 4,443,260
    • Issue date Apr 17, 1984
    • Chiyoda Chemical Engineering & Constr., Co., Ltd.
    • Hajime Miyoshi
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

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