Liquid-solid separators

Patents Grantslast 30 patents

  • Information Patent Grant

    Multiple vortex waste separator apparatus

    • Patent number 7,998,250
    • Issue date Aug 16, 2011
    • B/E Aerospace, Inc.
    • Mark A. Pondelick
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Method and device for sewage treatment

    • Patent number 6,838,000
    • Issue date Jan 4, 2005
    • Ulrich Braun
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Collapsible colander for straining and rinsing

    • Patent number 6,547,080
    • Issue date Apr 15, 2003
    • Gravity, Incorporated
    • Tony Michael Guard
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Thermo-evaporation type toilet system

    • Patent number 6,412,121
    • Issue date Jul 2, 2002
    • MTEKS Co., Ltd.
    • Teizo Motoyama
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Waste removal method for dry toilets

    • Patent number 6,101,641
    • Issue date Aug 15, 2000
    • Robert D. Hawkins
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Dry type toilet system

    • Patent number 5,901,385
    • Issue date May 11, 1999
    • Chin Fu Nian
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Method and apparatus for decomposition of organic waste

    • Patent number 5,830,358
    • Issue date Nov 3, 1998
    • Bio-Sun Systems, Inc.
    • Allen E. White
    • C05 - FERTILISERS MANUFACTURE THEREOF
  • Information Patent Grant

    Apparatus and method of washing screenings

    • Patent number 5,378,375
    • Issue date Jan 3, 1995
    • Jones & Attwood Limited
    • John C. Bache
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Filtering device

    • Patent number 5,372,718
    • Issue date Dec 13, 1994
    • Ghassan W. Zebian
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Large capacity filter system

    • Patent number 5,354,465
    • Issue date Oct 11, 1994
    • John W. Tollison
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Composting toilet

    • Patent number 5,303,431
    • Issue date Apr 19, 1994
    • Lasse Johansson
    • C05 - FERTILISERS MANUFACTURE THEREOF
  • Information Patent Grant

    Dry-operated rotary composting toilet

    • Patent number 5,289,595
    • Issue date Mar 1, 1994
    • Centre d'Experimentation et de Documentation sur les Energies Renouvelables
    • Jean-Louis Roche
    • C05 - FERTILISERS MANUFACTURE THEREOF
  • Information Patent Grant

    Flush toilet

    • Patent number 5,068,926
    • Issue date Dec 3, 1991
    • Kaneyuki Suzuki
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Flow restrictor and strainer assembly for a toilet tank fill valve...

    • Patent number 4,973,402
    • Issue date Nov 27, 1990
    • Masco Corporation of Indiana
    • Dwight N. Johnson
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Waterless sanitation system with ventilation

    • Patent number 4,894,872
    • Issue date Jan 23, 1990
    • Outdoor Sanitation Corp.
    • Charles M. Anderson
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Air-vac toilet

    • Patent number 4,561,132
    • Issue date Dec 31, 1985
    • Hyok S. Lew
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    Compost-type toilet equipment

    • Patent number 4,254,515
    • Issue date Mar 10, 1981
    • Torao Kiyama
    • C05 - FERTILISERS MANUFACTURE THEREOF
  • Information Patent Grant

    Waterless flush toilet system

    • Patent number 4,222,130
    • Issue date Sep 16, 1980
    • Inca-One Corporation
    • George C. Roberts
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Self-contained waste disposal system including self-cleaning filter

    • Patent number 4,014,767
    • Issue date Mar 29, 1977
    • Ametek, Inc.
    • Ferenc J. Schmidt
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Sewage system with reusable flush medium

    • Patent number 3,974,528
    • Issue date Aug 17, 1976
    • Chrysler Corporation
    • Robert W. Claunch
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    3882552

    • Patent number 3,882,552
    • Issue date May 13, 1975
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    3873445

    • Patent number 3,873,445
    • Issue date Mar 25, 1975
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    3868731

    • Patent number 3,868,731
    • Issue date Mar 4, 1975
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    3864258

    • Patent number 3,864,258
    • Issue date Feb 4, 1975
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3842445

    • Patent number 3,842,445
    • Issue date Oct 22, 1974
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    3829909

    • Patent number 3,829,909
    • Issue date Aug 20, 1974
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    3751735

    • Patent number 3,751,735
    • Issue date Aug 14, 1973
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    3738489

    • Patent number 3,738,489
    • Issue date Jun 12, 1973
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    3734291

    • Patent number 3,734,291
    • Issue date May 22, 1973
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    3675774

    • Patent number 3,675,774
    • Issue date Jul 11, 1972
    • E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

  • Information Patent Application

    MULTIPLE VORTEX WASTE SEPARATOR APPARATUS

    • Publication number 20100084352
    • Publication date Apr 8, 2010
    • B/E AEROSPACE, INC.
    • Mark A. Pondelick
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Method and device for sewage treatment

    • Publication number 20030070986
    • Publication date Apr 17, 2003
    • Ulrich Braun
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Thermo-evaporation type toilet system

    • Publication number 20010047538
    • Publication date Dec 6, 2001
    • MTEKS Co., Ltd.
    • Teizo Motoyama
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL