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  • [发明专利]JP19820053585 _ PENTEL KK 1982年03月31日
    PURPOSE:To increase the gas permeability of a carbon for an electrode and to improve the discharge characteristics by adding a resin which is converted into fibers by shearing force during kneading and vaporized during calcination as a component when ...
  • [发明专利]JP19820096395 _ NAGOYA YUKAGAKU KOGYO KK 1982年06月04日
  • [发明专利]JP19820060106 _ NIPPON TOKUSHU TOGYO KK 1982年04月10日
  • [发明专利]JP19820054658 _ SUMITOMO TOKUSHIYU KINZOKU KK 1982年03月31日
  • 5.
    [发明专利]JP19820187149 _ TOYODA CHUO KENKYUSHO KK 1982年10月25日
  • 6.
    [发明专利]JP19820142506 _ MATSUSHITA ELECTRIC IND CO LTD 1982年08月17日
  • 7.
    [发明专利]JP19820105041 _ TAIMU KEMIKARU KK 1982年06月18日
    PURPOSE:To obtain a welding nozzle which eliminates the sticking and accumulation of a sputter by using graphite of fine and homogenious structure which has specific thermal conductivity and porosity for manufacturing the nozzle without adding any bin...
  • 8.
    [发明专利]JP19820211367 _ TOSHIBA MONOFRAX 1982年12月03日
  • 9.
    [发明专利]JP19820195278 _ SHINNIPPON SEITETSU KK DENKI KAGAKU KOGYO KK 1982年11月09日
  • [发明专利]JP19820194164 _ SUMITOMO KAGAKU KOGYO KK 1982年11月04日
    PURPOSE:To easily provide a carbon steel device with anticorrosive property at a low cost, by using an anticorrosive heat-insulating material prepd. by impregnating a heat-insulating material with a nitrite as a lagging material for the carbon steel d...
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