NL58587C - - Google Patents

Info

Publication number
NL58587C
NL58587C NL58587DA NL58587C NL 58587 C NL58587 C NL 58587C NL 58587D A NL58587D A NL 58587DA NL 58587 C NL58587 C NL 58587C
Authority
NL
Netherlands
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of NL58587C publication Critical patent/NL58587C/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/10—Packings; Fillings; Grids
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/04—Aerobic processes using trickle filters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Biological Treatment Of Waste Water (AREA)
NL58587D 1938-11-24 NL58587C (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE216171X 1938-11-24
DE241039X 1939-10-24

Publications (1)

Publication Number Publication Date
NL58587C true NL58587C (xx)

Family

ID=25762160

Family Applications (1)

Application Number Title Priority Date Filing Date
NL58587D NL58587C (xx) 1938-11-24

Country Status (4)

Country Link
US (1) US2348854A (xx)
CH (1) CH216171A (xx)
FR (1) FR893076A (xx)
NL (1) NL58587C (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3292788A (en) * 1963-12-06 1966-12-20 Theodore A Schwartz Process and apparatus for filtering liquids containing gummy or slimy suspended matter

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2854142A (en) * 1956-07-18 1958-09-30 Swimquip Inc Filter
US3853752A (en) * 1970-12-02 1974-12-10 J Tymoszczuk Process and apparatus for treating wastes by a combined activated sludge and biological filter bed
US3968034A (en) * 1970-12-02 1976-07-06 Jerzy Tymoszczuk Process and apparatus for treating wastes by a combined activated sludge and biological filter bed
DE2228657C3 (de) * 1972-06-13 1978-10-19 Layer + Knoedler Abwassertechnik + Kunststoffbau Gmbh, 7050 Waiblingen Vorrichtung zum Behandeln von Wasser oder wäßrigen Lösungen
FR2446259A1 (fr) * 1979-01-12 1980-08-08 Degremont Procede et appareil pour l'elimination de la pollution azotee des eaux
JPS61291099A (ja) * 1985-06-17 1986-12-20 Sanki Eng Co Ltd 下向流型生物膜浄化装置
US4891142A (en) * 1988-09-21 1990-01-02 Ashbrook-Simon-Hartley Corporation Moving bed filtration apparatus and method
US5582722A (en) * 1994-12-13 1996-12-10 Ashbrook-Simon-Hartley Corporation Continuous self-cleaning filtration unit
DE102006050249A1 (de) * 2006-10-13 2008-04-17 Bischoff, Josef M. Verfahren und Vorrichtung zum Behandeln von Abwasser
US8152998B2 (en) * 2010-05-28 2012-04-10 Ashbrook Simon-Hartley, LP Screenless granular media filters and methods of use

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3292788A (en) * 1963-12-06 1966-12-20 Theodore A Schwartz Process and apparatus for filtering liquids containing gummy or slimy suspended matter

Also Published As

Publication number Publication date
FR893076A (fr) 1944-05-30
US2348854A (en) 1944-05-16
CH216171A (de) 1941-08-15

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