TREA

Johannes Philippus Maree

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Patents Grantslast 30 patents

  • Information Patent Grant

    Treatment of water
    • Patent number 12,054,403
    • Issue date Aug 6, 2024
    • ROC WATER TECHNOLOGIES (PTY) LTD
    • Johannes Philippus Maree
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Treatment of water
    • Patent number 11,319,224
    • Issue date May 3, 2022
    • PHILLERT TRUST
    • Tabani Mtombeni
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Treatment of water
    • Patent number 8,557,124
    • Issue date Oct 15, 2013
    • Tshwane University of Technology
    • Johannes Philippus Maree
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Water treatment
    • Patent number 7,459,087
    • Issue date Dec 2, 2008
    • CSIR
    • Johannes Philippus Maree
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Water treatment method
    • Patent number 6,863,819
    • Issue date Mar 8, 2005
    • CSIR
    • Johannes Phillippus Maree
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Method and installation for forming and maintaining a slurry
    • Patent number 6,592,246
    • Issue date Jul 15, 2003
    • CSIR
    • Johannes Phillippus Maree
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Treatment of acidic water containing dissolved ferrous cations
    • Patent number 6,419,834
    • Issue date Jul 16, 2002
    • CSIR
    • Johannes Philippus Maree
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Process for treatment of sulphate-containing water
    • Patent number 6,306,302
    • Issue date Oct 23, 2001
    • CSIR
    • Johannes Philippus Maree
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Treatment of water
    • Patent number 5,156,746
    • Issue date Oct 20, 1992
    • CSIR
    • Johannes P. Maree
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Water treatment for sulfate ion removal
    • Patent number 5,035,807
    • Issue date Jul 30, 1991
    • CSIR
    • Johannes P. Maree
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Biological treatment of water
    • Patent number 4,839,052
    • Issue date Jun 13, 1989
    • Council for Scientific and Industrial Research
    • Johannes P. Maree
    • C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

  • Information Patent Application

    TREATMENT OF WATER
    • Publication number 20220089462
    • Publication date Mar 24, 2022
    • ROC WATER TECHNOLOGIES (PTY) LTD
    • Johannes Philippus MAREE
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Application

    TREATMENT OF WATER
    • Publication number 20190194043
    • Publication date Jun 27, 2019
    • PHILLERT TRUST
    • Tabani MTOMBENI
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Application

    Treatment of Water
    • Publication number 20110233139
    • Publication date Sep 29, 2011
    • Tshwane University of Technology
    • Johannes Philippus Maree
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Application

    WATER TREATMENT
    • Publication number 20080087605
    • Publication date Apr 17, 2008
    • CSIR
    • Johannes Philippus Maree
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Water treatment method
    • Publication number 20030160003
    • Publication date Aug 28, 2003
    • Johannes Phillippus Maree
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Application

    Soluble solid handling installation
    • Publication number 20020104805
    • Publication date Aug 8, 2002
    • CSIR
    • Johannes Philippus Maree
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL