首页 > 资源导航 > 专利 > 化学 > 水泥\混凝土\人造石\陶瓷\耐火材料
申请日期
全部
订阅
收起
专利
  • [发明专利]US19820337123 _ NAKAZONO, SHUZO 1982年01月05日
    This invention relates to a method of producing protein-rich forage or nitrogenous fertilizer as a commercial product from fowl droppings, swine dung, cow dung and the like by charging said ordure into a heated animal, fish or vegetable oil, subjectin...
  • [发明专利]EP19820100917 _ WEICHEL, ERNST 1982年02月09日
    To mechanise the composting of garden refuse etc., the actual storage container (2) is provided with a receiving container (1) in which the material to be composted is repeatedly turned over, comminuted and mixed with fresh material by means of mechan...
  • [发明专利]WO1982EP00105 _ LANG GMBH FIRMA WUSTINGER HORST 1982年04月21日
    Le produit renferme, a part l'eau, une saponine ou un compose renfermant des saponines ou une saponine sous forme active. Ce dernier compose peut etre un produit intermediaire pour la preparation d'extraits de saponine du commerce. La preparation de c...
  • [发明专利]WO1982AT00030 _ SANVITA, FRANZ, CERVINKA 1982年10月15日
    In the method for producing a nitrogenous fertilizer, melted ammonium nitrate is mixed with pulverized lime stone, with addition of pulverized primary rock to slow down the emission of nitrogen and an ingredient which prevents the deterioration of the...
  • [发明专利]US19820368166 _ FRANKL, GERALD P. 1982年04月14日
    A method and apparatus for recovering and recycling animal waste materials permits the separation of the solids with a desired moisture content from the remaining liquids and finer solid particles and wherein the liquids and finer solid particles are ...
  • [发明专利]US19820398389 _ UNION OIL COMPANY OF CALIFORNIA 1982年07月14日
    Urea-ammonia-water solutions having a total nitrogen content between about 30 and 37 percent by weight commence crystallization at unexpectedly low temperatures. As a result, such solutions, when employed as a fertilizer, remain in the liquid state un...
  • [发明专利]US19820336539 _ THE DOW CHEMICAL COMPANY 1982年01月04日
    The invention discloses a method for increasing the water capacity and air capacity of soil matrixes comprising modification of such soil matrixes with a water-absorbing laminate by positioning in the soil a mass of said laminate having a lightly cros...
  • [发明专利]US19820340462 _ RECKITT & COLMAN PRODUCTS LIMITED 1982年01月18日
    This invention relates to the foliar feeding of growing plants. Conventional foliar feed comprising plant nutrients dissolved in water have a very poor shelf life and chemically attack many container materials. To overcome this problem the practice is...
  • [发明专利]US19820454797 _ ARCADIAN CORPORATION, INC. 1982年12月30日
    A composition and method for enhancing the yield of field crops by incorporating one or more alpha-oximino alkanoic acid compounds or derivatives thereof in a foliar fertilizer composition containing one or more sources of nitrogen and optionally one ...
  • [发明专利]US19820344074 _ EBARA CORPORATION 1982年01月28日
    A method and an apparatus are disclosed for composting a relatively large quantity of organic materials with a relatively small agitator adapted to travel in zig-zag path in a generally rectangular heaping zone where the organic materials are piled in...
回到顶部
选择了条数据