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GB1228362A - - Google Patents

Info

Publication number
GB1228362A
GB1228362A GB1228362DA GB1228362A GB 1228362 A GB1228362 A GB 1228362A GB 1228362D A GB1228362D A GB 1228362DA GB 1228362 A GB1228362 A GB 1228362A
Authority
GB
United Kingdom
Prior art keywords
april
sewer
sewage
main
wetted
Prior art date
Legal status (The legal status 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 status listed.)
Expired
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.)
Filing date
Publication date
Application filed filed Critical
Publication of GB1228362A publication Critical patent/GB1228362A/en
Expired legal-status Critical Current

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)

Abstract

1,228,362. Treating sewage. IMPERIAL CHEMICAL INDUSTRIES Ltd. 19 April, 1968 [24 April, 1967], No. 18776/67. Heading C1C. ' A portion of sewage in the main sewer is passed through a plastic trickling filter and returned to the main discharge sewer. The size of the portion is such as to keep the surfaces which support the biological growth wetted.
GB1228362D 1967-04-24 1967-04-24 Expired GB1228362A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1877667 1967-04-24

Publications (1)

Publication Number Publication Date
GB1228362A true GB1228362A (en) 1971-04-15

Family

ID=10118224

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1228362D Expired GB1228362A (en) 1967-04-24 1967-04-24

Country Status (4)

Country Link
BE (1) BE714156A (en)
FR (1) FR1564226A (en)
GB (1) GB1228362A (en)
NL (1) NL6805820A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2756171C2 (en) * 1977-12-16 1979-12-13 Hoechst Ag, 6000 Frankfurt Process for the rehabilitation of wastewater treatment plants which are overloaded during continuous operation and wastewater treatment plant for carrying out such a process
FR2422602A1 (en) * 1978-04-11 1979-11-09 Sgn Soc Gen Tech Nouvelle Pretreating strongly organic effluent from wine prodn. etc. - with daytime intermittent peak loads smoothed for steady overnight discharge

Also Published As

Publication number Publication date
FR1564226A (en) 1969-04-18
NL6805820A (en) 1968-10-25
BE714156A (en) 1968-10-24

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees