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  • [发明专利]CHD111362 _ STOETZEL,FRITZ 1924年04月28日
  • 2.
    [发明专利]CH19760009970 _ PEC-ENGINEERING SA 1976年08月04日
    The water-soluble pollutants contained in aqueous industrial, agricultural and domestic waste materials are converted into a water-insoluble solid mass with improved resistance to leaching of the pollutants therefrom by treatment with a particulate me...
  • 3.
    [发明专利]CH19780002077 _ WILLISCH, HANNES 1978年02月27日
    This disclosure is directed to a device for forming a clamp of refuse or refuse-clarified sludge mixtures in reduced and prepared form for composting by thermal rotting by utilizing a pair of transversely spaced upstanding elongated perforated members...
  • 4.
    [发明专利]CH19730005549 _ ROMELL, DAG 1973年04月17日
    1433035 Treating waste D ROMELL 17 April 197.3 18532/73 Heading C1C Organic waste, comprising domestic refuse and sewage is treated by decaying under aerobic conditions in a process wherein warm air removed from the decay zone is contacted with incomi...
  • [发明专利]CH19860004397 _ ERICH DUERSTELER 1986年11月05日
    Process for dealing with damage caused to green plants by airborne toxic substances, and preparation designed to effect this process, particularly to neutralize the effects of pollution in the treetop region, to prevent and impede further degeneration...
  • 6.
    [发明专利]CH19740006202 _ INTERNATIONAL SPIKE, INC. 1974年05月07日
  • [发明专利]CHD189880 _ KERSCHBAUM,FRIEDRICH P.,DR. 1935年10月08日
  • 8.
    [发明专利]CH19870000905 _ HENRY EDWARD LOWE 1987年03月11日
  • [发明专利]CH19750004383 _ LINDE AG 1975年04月07日
  • [发明专利]CH19690004938 _ DEUTSCHE GOLD- UND SILBER-SCHEIDEANSTALT VORMALS ROESSLER 1969年04月01日
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