containing NH3 only (possibly in combination with NH4 salts)

Patents Grantslast 30 patents

  • Information Patent Grant

    Top-pressure recovery turbine deposition control

    • Patent number 10,626,750
    • Issue date Apr 21, 2020
    • Ecolab USA Inc.
    • Tarun Kumar Bera
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Integrated drying gasification

    • Patent number 9,260,301
    • Issue date Feb 16, 2016
    • HRL TREASURY (IDGCC) PTY LTD
    • Bernard Anderson
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Removal of gases from a feed

    • Patent number 6,998,098
    • Issue date Feb 14, 2006
    • ConocoPhillips Company
    • Joe D. Allison
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Environmentally acceptable process for disposing of scrap plastic m...

    • Patent number 5,656,042
    • Issue date Aug 12, 1997
    • Texaco Inc.
    • Motasimur Rashid Khan
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Hydrothermal treatment and partial oxidation of plastic materials

    • Patent number 5,498,827
    • Issue date Mar 12, 1996
    • Texaco Inc.
    • Motasimur R. Khan
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Method and apparatus for desulfurizing coke oven gases

    • Patent number 4,569,832
    • Issue date Feb 11, 1986
    • Firma Carl Still GmbH & Co. KG
    • Dieter Laufhutte
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Process for separating, especially in multiple stages, acid compone...

    • Patent number 4,477,420
    • Issue date Oct 16, 1984
    • Didier Engineering GmbH
    • Hartmut K. Bauer
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Process for cooling and separating chlorides and fluorides from gas...

    • Patent number 4,419,334
    • Issue date Dec 6, 1983
    • Vereinigte Elektrizitatswerke Westfalen Aktiengesellschaft
    • Robert Karger
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Method for removing hydrogen sulfide from coke oven gas

    • Patent number 4,342,731
    • Issue date Aug 3, 1982
    • Dr. C. Otto & Comp. G.m.b.H.
    • Horst Ritter
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Process for reducing the nitrogen oxide content of coke oven gases

    • Patent number 4,235,851
    • Issue date Nov 25, 1980
    • Didier Engineering GmbH.
    • Claus Flockenhaus
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Presettable metering valve

    • Patent number 4,106,670
    • Issue date Aug 15, 1978
    • Yoshiaki Takeda
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Continuous process for scrubbing out hydrogen sulfide and ammonia f...

    • Patent number 4,009,243
    • Issue date Feb 22, 1977
    • Firma Carl Still
    • Heinrich Weber
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3880617

    • Patent number 3,880,617
    • Issue date Apr 29, 1975
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    3840653

    • Patent number 3,840,653
    • Issue date Oct 8, 1974
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3709983

    • Patent number 3,709,983
    • Issue date Jan 9, 1973
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3649190

    • Patent number 3,649,190
    • Issue date Mar 14, 1972
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3338664

    • Patent number 3,338,664
    • Issue date Aug 29, 1967
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3331657

    • Patent number 3,331,657
    • Issue date Jul 18, 1967
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3321275

    • Patent number 3,321,275
    • Issue date May 23, 1967
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2830883

    • Patent number 2,830,883
    • Issue date Apr 15, 1958
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    2528987

    • Patent number 2,528,987
    • Issue date Nov 7, 1950
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    INTEGRATED DRYING GASIFICATION

    • Publication number 20140151603
    • Publication date Jun 5, 2014
    • HRL TREASURY (IDGCC) PTY LTD
    • Bernard Anderson
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    METHOD AND INSTALLATION FOR THE PURIFICATION OF GAS

    • Publication number 20090081094
    • Publication date Mar 26, 2009
    • Michael Gaiffi
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Removal of acid gases from a feed gas

    • Publication number 20040091409
    • Publication date May 13, 2004
    • CONOCO INC.
    • Joe D. Allison
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...