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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of use of an ionic liquid for storing hydrogen

    • Patent number 9,580,311
    • Issue date Feb 28, 2017
    • PROIONIC GMBH
    • Roland Kalb
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Glycidol functionalized anion exchange stationary phases

    • Patent number 9,486,799
    • Issue date Nov 8, 2016
    • DIONEX CORPORATION
    • Christopher A. Pohl
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Method for anion-exchange adsorption and thioether anion-exchangers

    • Patent number 7,879,244
    • Issue date Feb 1, 2011
    • GE Healthcare Bio-Sciences AB
    • Makonnen Belew
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Method for anion-exchange adsorption and anion-exchangers

    • Patent number 6,702,943
    • Issue date Mar 9, 2004
    • Amersham Biosciences AB
    • Bo-Lennart Johansson
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Process for insolubilizing absorbed metal ions

    • Patent number 5,336,704
    • Issue date Aug 9, 1994
    • Norman B. Rainer
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for recovering silver from photographic chemical effluent

    • Patent number 5,294,652
    • Issue date Mar 15, 1994
    • Norman B. Rainer
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Process for the selective absorption of anions

    • Patent number 5,187,200
    • Issue date Feb 16, 1993
    • Norman B. Rainer
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Anion exchanger with a ligand comprising two quaternary amino group...

    • Patent number 5,147,536
    • Issue date Sep 15, 1992
    • Pharmacia LKB Biotechnology AB
    • Bjorn Engstrom
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Process for preparing cyclic N-vinylacylamines

    • Patent number 4,511,722
    • Issue date Apr 16, 1985
    • Bayer Aktiengesellschaft
    • Heinrich Krimm
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Strong anion exchange composition and methods

    • Patent number 4,430,496
    • Issue date Feb 7, 1984
    • Varian Associates, Inc.
    • Seth R. Abbott
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Emulsion copolymer cation exchange resins

    • Patent number 4,380,590
    • Issue date Apr 19, 1983
    • Rohm & Haas Company
    • Berni P. Chong
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Ion exchange materials

    • Patent number 4,130,512
    • Issue date Dec 19, 1978
    • National Research Development Corporation
    • Michael Streat
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Porous substances having ion exchange properties

    • Patent number 3,969,261
    • Issue date Jul 13, 1976
    • Rhone-Progil
    • Francois Meiller
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Process for the production of silicon dioxide ion exchangers

    • Patent number 3,936,388
    • Issue date Feb 3, 1976
    • Merck Patent Gesellschaft mit beschrankter Haftung
    • Klaus Unger
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    3903074

    • Patent number 3,903,074
    • Issue date Sep 2, 1975
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3672131

    • Patent number 3,672,131
    • Issue date Jun 27, 1972
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3654372

    • Patent number 3,654,372
    • Issue date Apr 4, 1972
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3488408

    • Patent number 3,488,408
    • Issue date Jan 6, 1970
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3426073

    • Patent number 3,426,073
    • Issue date Feb 4, 1969
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    3094554

    • Patent number 3,094,554
    • Issue date Jun 18, 1963
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    2610170

    • Patent number 2,610,170
    • Issue date Sep 9, 1952
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    2469693

    • Patent number 2,469,693
    • Issue date May 10, 1949
    • C13 - SUGAR INDUSTRY
  • Information Patent Grant

    2469694

    • Patent number 2,469,694
    • Issue date May 10, 1949
    • C13 - SUGAR INDUSTRY
  • Information Patent Grant

    2459397

    • Patent number 2,459,397
    • Issue date Jan 18, 1949
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    2268620

    • Patent number 2,268,620
    • Issue date Jan 6, 1942
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    2226134

    • Patent number 2,226,134
    • Issue date Dec 24, 1940
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents