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  • [发明专利]JP20020092063 _ KOBE STEEL LTD 2002年03月28日
    <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a solidified body by which hydrothermal solidified body of high strength can be manufactured by reducing blending amount of aggregate to the utmost and increasing blending amount of glass ...
  • [发明专利]JP20020337741 _ ISHIKAWAJIMA HARIMA HEAVY IND CO LTD 2002年11月21日
    <P>PROBLEM TO BE SOLVED: To produce a catalyst for synthetic gas generation which is highly active and has a long serviceable life, and also provide a production method for the catalyst for the synthetic gas generation which enables the yield of the c...
  • 3.
    [发明专利]JP20020229800 _ 2002年08月07日
  • 4.
    [发明专利]JP20020116725 _ 2002年04月18日
  • 5.
    [发明专利]JP20020187624 _ 2002年06月27日
  • [发明专利]JP20020316584 _ HAGIHARA INDUSTRIES INC 2002年10月30日
    <P>PROBLEM TO BE SOLVED: To provide a cement-reinforcing polypropylene fiber the surface of which has been made hydrophilic and which is excellent in adhesion to a cement matrix and reinforces a cement molded product, and which is capable of improving...
  • 7.
    [发明专利]JP20020271682 _ 2002年09月18日
  • [发明专利]JP20020100372 _ NIPPON STEEL CORP 2002年04月02日
    <P>PROBLEM TO BE SOLVED: To provide a side weir ceramic plate for twin-roll type thin sheet continuous casting which satisfies every properties of high corrosion resistance, high wear resistance, high heat-shock resistance, and low thermal conductivit...
  • 9.
    [发明专利]JP20020093862 _ 2002年03月29日
  • [发明专利]JP20020229800 _ KAO CORP SUMITOMO OSAKA CEMENT CO LTD KAJIMA CORP 2002年08月07日
    <P>PROBLEM TO BE SOLVED: To provide a void filling material having a moderate fluidity, developing excellent strength even in the presence of a setting inhibiting factor, not suffering from bleeding, and therefore being excellent in separation resista...
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