CH574202A5 - - Google Patents

Info

Publication number: CH574202A5
Authority: CH; Switzerland

Application number

CH1812273A

Original Assignee

Nithardt Roland

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.)

1973-12-21

Filing date

1973-12-21

Publication date

1976-04-15

1973-12-21 Application filed by Nithardt Roland filed Critical Nithardt Roland

1973-12-21 Priority to CH1812273A priority Critical patent/CH574202A5/xx

1974-12-12 Priority to FR7442608A priority patent/FR2255014A1/fr

1976-04-15 Publication of CH574202A5 publication Critical patent/CH574202A5/xx

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)

CH1812273A 1973-12-21 1973-12-21 CH574202A5 (it)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
CH1812273A CH574202A5 (it)	1973-12-21	1973-12-21
FR7442608A FR2255014A1 (en)	1973-12-21	1974-12-12	Aquarium filter with stacked filter rings - has inlet chamber under disc supporting filter rings

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
CH574202A5 true CH574202A5 (it)	1976-04-15

Family

ID=4430609

Family Applications (1)

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

Country Status (2)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2802908A1 (de) *	1978-01-24	1979-07-26	Koester Siegfried	Aquarienfilter mit mehreren filterkammern
FR2684563B1 (fr) *	1991-12-04	1994-05-27	Daussan & Co	Filtre pour metal liquide constitue par des plaques trouees en matiere refractaire.
CA2071352A1 (en) *	1992-02-19	1993-08-20	Broom Gilbert	Modular filter system

1973
- 1973-12-21 CH CH1812273A patent/CH574202A5/xx not_active IP Right Cessation
1974
- 1974-12-12 FR FR7442608A patent/FR2255014A1/fr not_active Withdrawn

Also Published As

Publication number	Publication date
FR2255014A1 (en)	1975-07-18

Legal Events

Date	Code	Title	Description
1976-09-30	PL	Patent ceased

Publication	Publication Date	Title
AR201758A1 (it)	1975-04-15
AR201235Q (it)	1975-02-21
AR201231Q (it)	1975-02-21
AU474593B2 (it)	1976-07-29
AU465453B2 (it)	1975-09-25
AU471343B2 (it)	1976-04-15
AU450229B2 (it)	1974-07-04
AU476714B2 (it)	1976-09-30
AR201229Q (it)	1975-02-21
AU466283B2 (it)	1975-10-23
AU476696B2 (it)	1976-09-30
AU472848B2 (it)	1976-06-03
AR199451A1 (it)	1974-08-30
AU476873B1 (it)	1975-01-09
AU461342B2 (it)	1975-05-22
AU7504274A (it)	1975-02-13
AR210729A1 (it)	1977-09-15
AR200885A1 (it)	1974-12-27
AR195948A1 (it)	1973-11-15
AR200256A1 (it)	1974-10-31
AR197627A1 (it)	1974-04-23
AR193950A1 (it)	1973-05-31
AR195311A1 (it)	1973-09-28
AU477824B2 (it)	1975-07-17
AR196382A1 (it)	1973-12-18