Condensation polymers of aldehydes or ketones

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of manufacturing a sag-resistant bonded particulate article

    • Patent number 4,942,085
    • Issue date Jul 17, 1990
    • American Cyanamid Company
    • Gerald J. Guerro
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Method of increasing the strength of carbon and graphite members

    • Patent number 4,366,191
    • Issue date Dec 28, 1982
    • Sigri Elektrographit GmbH
    • Guido Gistinger
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Asbestos articles having dustproof properties

    • Patent number 3,967,043
    • Issue date Jun 29, 1976
    • Nippon Asbestos Company, Ltd.
    • Takashi Otouma
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    3753827

    • Patent number 3,753,827
    • Issue date Aug 21, 1973
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    3415674

    • Patent number 3,415,674
    • Issue date Dec 10, 1968
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    3305387

    • Patent number 3,305,387
    • Issue date Feb 21, 1967
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    3046216

    • Patent number 3,046,216
    • Issue date Jul 24, 1962
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    2835107

    • Patent number 2,835,107
    • Issue date May 20, 1958
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    2796362

    • Patent number 2,796,362
    • Issue date Jun 18, 1957
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    2657153

    • Patent number 2,657,153
    • Issue date Oct 27, 1953
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    2333151

    • Patent number 2,333,151
    • Issue date Nov 2, 1943
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES