FR2181982A1 - - Google Patents

Info

Publication number
FR2181982A1
FR2181982A1 FR7314707A FR7314707A FR2181982A1 FR 2181982 A1 FR2181982 A1 FR 2181982A1 FR 7314707 A FR7314707 A FR 7314707A FR 7314707 A FR7314707 A FR 7314707A FR 2181982 A1 FR2181982 A1 FR 2181982A1
Authority
FR
France
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.)
Granted
Application number
FR7314707A
Other languages
French (fr)
Other versions
FR2181982B1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of FR2181982A1 publication Critical patent/FR2181982A1/fr
Application granted granted Critical
Publication of FR2181982B1 publication Critical patent/FR2181982B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/30—Loose or shaped packing elements, e.g. Raschig rings or Berl saddles, for pouring into the apparatus for mass or heat transfer
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/30—Details relating to random packing elements
    • B01J2219/302—Basic shape of the elements
    • B01J2219/30207—Sphere
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/30—Details relating to random packing elements
    • B01J2219/304—Composition or microstructure of the elements
    • B01J2219/30466—Plastics
    • 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

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Biological Treatment Of Waste Water (AREA)
FR7314707A 1972-04-24 1973-04-20 Expired FR2181982B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1882372 1972-04-24
GB334773A GB1402187A (en) 1972-04-24 1973-01-23 Packing medium for biologically treating waste water

Publications (2)

Publication Number Publication Date
FR2181982A1 true FR2181982A1 (en) 1973-12-07
FR2181982B1 FR2181982B1 (en) 1976-09-10

Family

ID=26238251

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7314707A Expired FR2181982B1 (en) 1972-04-24 1973-04-20

Country Status (11)

Country Link
JP (1) JPS5539395B2 (en)
AU (1) AU469923B2 (en)
CA (1) CA1001546A (en)
CH (1) CH547758A (en)
DE (1) DE2320697A1 (en)
ES (1) ES414005A1 (en)
FR (1) FR2181982B1 (en)
GB (1) GB1402187A (en)
IT (1) IT985598B (en)
MY (1) MY7600112A (en)
NL (1) NL7305556A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2904658C2 (en) * 1979-02-07 1985-08-08 Ernst 3582 Felsberg Walloschke Process for the biological purification of waste water
GB2160856A (en) * 1984-06-28 1986-01-02 Flocor Limited B S Component (and method of manufacture thereof) for use in treatment of domestic, industrial and other effluents
CA1332007C (en) * 1986-08-06 1994-09-13 Masahiro Fujii Process for activated-sludge treatment of sewage or industrial waste water
BRPI0801369B1 (en) 2008-05-02 2012-01-10 set of sequential filters for gray water treatment.
DE102008027789A1 (en) * 2008-06-11 2009-12-17 Fränkische Rohrwerke Gebr. Kirchner Gmbh & Co. Kg Biofilm support element, use of such support elements for cleaning water and filter with such support elements

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1117867A (en) * 1954-02-25 1956-05-29 Steuler Industriewerke Gmbh Filling body for treatment device
FR2083133A5 (en) * 1970-07-21 1971-12-10 Wallochke Ernst Plastics matter for purification bed

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1117867A (en) * 1954-02-25 1956-05-29 Steuler Industriewerke Gmbh Filling body for treatment device
FR2083133A5 (en) * 1970-07-21 1971-12-10 Wallochke Ernst Plastics matter for purification bed

Also Published As

Publication number Publication date
FR2181982B1 (en) 1976-09-10
NL7305556A (en) 1973-10-26
JPS4955156A (en) 1974-05-29
CH547758A (en) 1974-04-11
IT985598B (en) 1974-12-10
CA1001546A (en) 1976-12-14
DE2320697A1 (en) 1973-11-15
ES414005A1 (en) 1976-05-01
JPS5539395B2 (en) 1980-10-11
AU469923B2 (en) 1976-02-26
AU5477873A (en) 1974-10-24
MY7600112A (en) 1976-12-31
GB1402187A (en) 1975-08-06

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