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    [发明专利]JP19760101820U _ 1976年07月30日
  • [发明专利]JP19760128030 _ MIYOSHI KEIICHI 1976年10月25日
  • [发明专利]US19760667553 _ TENNESSEE VALLEY AUTHORITY 1976年03月17日
    Ammonium polyphosphates are prepared by a process which comprises heating melamine orthophosphate prepared from impure wet-process phosphoric acid in a stream of gaseous ammonia at a temperature between 150 DEG C and 210 DEG C to produce a mixture o...
  • [发明专利]US19760661118 _ MULLER, HANS 1976年02月24日
    Processes for growing chlorophyllose plants in greenhouses using carbon dioxide and heat generated in exothermic aerobic fermentation processes in which carbon dioxide is produced.
  • [发明专利]US19760739995 _ KAPAG MANUFACTURING CO. LIMITED 1976年11月08日
    In the production of turf, a growing medium including particulate lignite is mixed with grass seed and is then spread out on a water-impervious bed between two parallel kerbs. The bed may comprise flexible plastics sheeting which serves as a backing w...
  • [发明专利]US19760728283 _ CHEMOKOMPLEX VEGYIPARI GEP-ES BERENDEZES EXPORT-IMPORT VALLALAT 1976年09月30日
    The invention concerns a process for solubilizing alumina in minerals, rocks or industrial waste products, in which the starting material in finely divided form is mixed with lime in an amount 1 to 3 moles or more of lime (CaO or Ca(OH)2) for each mol...
  • [发明专利]US19760755831 _ NCR CORPORATION 1976年12月30日
    A process is disclosed for performing encapsulation, en masse, by an in situ polymerization reaction to yield capsule wall material. The polymerization includes a reaction between urea and formaldehyde or polycondensation of monomeric or low molecular...
  • [发明专利]US19760750394 _ CAW INDUSTRIES, INC. 1976年12月14日
    The roots of plants being transplanted are intimately contacted with water containing a catalytically effective amount of a novel catalyst. In a preferred variant, the water may also contain water soluble catalyst treated lignite. The catalyst is prep...
  • [发明专利]US19760689543 _ IMPERIAL CHEMICAL INDUSTRIES LIMITED 1976年05月24日
    This invention provides a method for nitrification of ammonium-nitrogen in soil by treating the soil with a compound having the formula X2CS3 or XS.CS.OR wherein X is Na, K or NH4 and R is alkyl. The invention also provides a fertilizer composition co...
  • [发明专利]US19760720499 _ CHEMSOIL CORPORATION 1976年09月03日
    A layer of bare, untreated phosphate rock granules is applied to the soil, and concentrated sulfuric acid is supplied thereto. The sulfuric acid is sufficiently concentrated so as to be containable by cold-rolled carbon steel, and sufficiently viscous...
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