FR2255014A1 - Aquarium filter with stacked filter rings - has inlet chamber under disc supporting filter rings - Google Patents

Aquarium filter with stacked filter rings - has inlet chamber under disc supporting filter rings

Info

Publication number
FR2255014A1
FR2255014A1 FR7442608A FR7442608A FR2255014A1 FR 2255014 A1 FR2255014 A1 FR 2255014A1 FR 7442608 A FR7442608 A FR 7442608A FR 7442608 A FR7442608 A FR 7442608A FR 2255014 A1 FR2255014 A1 FR 2255014A1
Authority
FR
France
Prior art keywords
filter
rings
annular
inlet chamber
chamber under
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.)
Withdrawn
Application number
FR7442608A
Other languages
English (en)
French (fr)
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.)
NITHARDT ROLAND CH
Original Assignee
NITHARDT ROLAND CH
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 NITHARDT ROLAND CH filed Critical NITHARDT ROLAND CH
Publication of FR2255014A1 publication Critical patent/FR2255014A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
    • B01D25/02—Filters formed by clamping together several filtering elements or parts of such elements in which the elements are pre-formed independent filtering units, e.g. modular systems
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
    • A01K63/045—Filters for aquaria
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/007—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in series connection
    • B01D24/008—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in series connection arranged concentrically or coaxially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
    • B01D24/04—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being clamped between pervious fixed walls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
    • B01D24/04—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being clamped between pervious fixed walls
    • B01D24/08—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being clamped between pervious fixed walls the filtering material being supported by at least two pervious coaxial walls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/38—Feed or discharge devices
    • B01D24/42—Feed or discharge devices for discharging filtrate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/48—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration
    • B01D24/4869—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration by level measuring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Farming Of Fish And Shellfish (AREA)
FR7442608A 1973-12-21 1974-12-12 Aquarium filter with stacked filter rings - has inlet chamber under disc supporting filter rings Withdrawn FR2255014A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1812273A CH574202A5 (it) 1973-12-21 1973-12-21

Publications (1)

Publication Number Publication Date
FR2255014A1 true FR2255014A1 (en) 1975-07-18

Family

ID=4430609

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7442608A Withdrawn FR2255014A1 (en) 1973-12-21 1974-12-12 Aquarium filter with stacked filter rings - has inlet chamber under disc supporting filter rings

Country Status (2)

Country Link
CH (1) CH574202A5 (it)
FR (1) FR2255014A1 (it)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0003523A1 (de) * 1978-01-24 1979-08-22 Siegfried Köster Aquarienfilter mit mehreren Filterkammern
FR2684563A1 (fr) * 1991-12-04 1993-06-11 Daussan & Co Filtre pour metal liquide constitue par des plaques trouees en matiere refractaire.
EP0556506A1 (en) * 1992-02-19 1993-08-25 Gilbert Broom Modular filter system

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0003523A1 (de) * 1978-01-24 1979-08-22 Siegfried Köster Aquarienfilter mit mehreren Filterkammern
US4295965A (en) * 1978-01-24 1981-10-20 Koester Siegfried Multi-filter chamber aquarium filter
WO1982000749A1 (en) * 1978-01-24 1982-03-18 S Koester Aquarium filter with several filtering cartridges
FR2684563A1 (fr) * 1991-12-04 1993-06-11 Daussan & Co Filtre pour metal liquide constitue par des plaques trouees en matiere refractaire.
EP0550297A3 (en) * 1991-12-04 1993-07-14 Daussan Et Compagnie Filter for molten metal with perforated plates made from refractory material
US5366209A (en) * 1991-12-04 1994-11-22 Daussan & Compagnie Filter for molten metal
EP0556506A1 (en) * 1992-02-19 1993-08-25 Gilbert Broom Modular filter system

Also Published As

Publication number Publication date
CH574202A5 (it) 1976-04-15

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Legal Events

Date Code Title Description
ST Notification of lapse