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  • [发明专利]US19760647177 _ KOJIMA, ICHIRO 1976年01月07日
    An apparatus for growing animal cells of this invention comprises tubes with a hole near bottom of each tube and a variable angle tube holder. Cells may be attached and proliferated in the tubes which contain a nutrient medium, which can be removed si...
  • [发明专利]US19760709378 _ GEBRUDER WEISS K.G. 1976年07月28日
    Organic waste and/or sewage sludge is digested by passing it downwardly through a closed vessel while air is passed upwardly through it. The air is finely divided or distributed into the vessel so that it flows through the entire cross sectional area ...
  • [发明专利]US19760694726 _ HITACHI, LTD. 1976年06月10日
  • [发明专利]US19760714308 _ RHONE-POULENC INDUSTRIES 1976年08月16日
    A method of separating proteins by ion exchange comprising putting a solution of proteins into contact with an ion exchange resin consisting of a porous inorganic carrier coated with a cross-linked polymer containing or carrying anion exchanging group...
  • [发明专利]US19760668902 _ CESKOSLOVENSKA KOMISE PRO ATOMOVOU ENERGII 1976年03月22日
    A technique is described for stiffening a biomass comprising mycelia fungi used for retention of heavy metal ions. The procedure involves dispersing a dry or native mycelium strain in a non-polar dispersion medium, agglomerating the resultant dispersi...
  • [发明专利]US19760693624 _ NATIONAL APPLIANCE COMPANY 1976年06月07日
  • [发明专利]US19760699709 _ MULLER, HANS 1976年06月25日
    A vessel is provided for cultivating microorganisms. Said vessel contains a body of liquid, and a hollow rotary impeller is mounted in the vessel and has in the region of its axis of rotation a liquid inlet formed with a venturi-shaped constriction. A...
  • [发明专利]US19760749597 _ ATLANTIC RICHFIELD COMPANY 1976年12月10日
    The present invention relates to a method for the restoring of an underground reservoir subsequent to the solution mining of a mineral from a subterranean formation. More specifically, the invention relates to the introduction of a sulfate reducing ba...
  • [发明专利]US19760709611 _ MCDONNELL DOUGLAS CORPORATION 1976年07月29日
  • [发明专利]US19760713042 _ NIIGATA ENGINEERING CO., LTD. 1976年08月09日
    An apparatus for producing well-fermented compost by achieving an aerobic fermentation of organic wastes, excretion, etc. The apparatus comprises a fermentation vessel of a rectangular configuration, a device for feeding slurry-like organic wastes wit...
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