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  • [发明专利]US19750633278 _ WISCONSIN ALUMNI RESEARCH FOUNDATION 1975年11月19日
    A method for indicating the presence of microorganisms in blood or other fluids comprising introducing the material to be tested into a nutrient medium containing a ditetrazolium chloride which converts to detectable blue color component in response t...
  • [发明专利]US19750643259 _ MARION LABORATORIES, INC. 1975年12月22日
    A gas generating apparatus, for use in microorganism maintenance during sample transport, storage or incubation, comprising a container having an opening, a gas generating solid material in the container, an ampoule containing a liquid which is reacti...
  • [发明专利]JP19750069733 _ KYOWA HAKKO KOGYO KK 1975年06月11日
    PURPOSE:A peocess for preparing penicillin derivatives from alpha-amino carboxylic acids and 6-aminopenicillanic acid compounds, by the use of microorganisms.
  • 4.
    [发明专利]JP19750095438 _ MEITO SANGYO KK 1975年08月07日
  • 5.
    [发明专利]JP19750162197U _ 1975年12月04日
  • [发明专利]FR19750004682 _ SOLCO BASEL AG,CH 1975年02月14日
    Tissue samples are prepd by embedding in paraffin etc for microtome sections required for histological research by passing them in turn through dehydration, stabilisation and impregnation baths, arranged in a circle. The baskets carrying the samples a...
  • 7.
    [发明专利]FR19750022292 _ HAYASHIBARA SEIBUTSU KAGAKU KENK 1975年07月17日
  • 8.
    [发明专利]DE19752511436 _ THE BRITISH PETROLEUM CO. LTD., LONDON 1975年03月15日
  • [发明专利]DE19752535782 _ SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. 1975年08月11日
  • [发明专利]US19750549119 _ BAYER AKTIENGESELLSCHAFT 1975年02月11日
    In the fining of a protein-containing beverage such as a fruit juice or a grape or fruit wine or a must therefor in unfermented, partially fermented or fermented form, wherein silica sol is added to said beverage, and the deposit formed is separated o...
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