IT1079985B - LIQUID FILTER AND RELATED FILTRATION PROCEDURE - Google Patents

LIQUID FILTER AND RELATED FILTRATION PROCEDURE

Info

Publication number: IT1079985B
Authority: IT; Italy
Prior art keywords: liquid filter; filtration procedure; related filtration; procedure; filter
Prior art date: 1976-07-22

Application number

IT50355/77A

Other languages

Italian (it)

Original Assignee

Ecodyne Corp

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.)

1976-07-22

Filing date

1977-07-20

Publication date

1985-05-16

1977-06-02 Priority claimed from US05/802,927 external-priority patent/US4082664A/en

1977-07-20 Application filed by Ecodyne Corp filed Critical Ecodyne Corp

1985-05-16 Application granted granted Critical

1985-05-16 Publication of IT1079985B publication Critical patent/IT1079985B/en

Classifications

- 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
- B01D24/002—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in parallel connection
- B01D24/004—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in parallel 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
- B01D24/002—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in parallel connection
- B01D24/005—Filters being divided into a plurality of cells or compartments
- 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
- B01D24/20—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 provided in an open container
- B01D24/22—Downward filtration, the filter material being supported by pervious surfaces
- 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
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4631—Counter-current flushing, e.g. by air
- B01D24/4636—Counter-current flushing, e.g. by air with backwash shoes; with nozzles
- 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
- B01D24/4884—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 pressure measuring

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Filtration Of Liquid (AREA)

IT50355/77A 1976-07-22 1977-07-20 LIQUID FILTER AND RELATED FILTRATION PROCEDURE IT1079985B (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US69977576A	1976-07-22	1976-07-22
US05/802,927 US4082664A (en)	1976-07-22	1977-06-02	Filter and method

Publications (1)

Publication Number	Publication Date
IT1079985B true IT1079985B (en)	1985-05-16

Family

ID=27106490

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT50355/77A IT1079985B (en)	1976-07-22	1977-07-20	LIQUID FILTER AND RELATED FILTRATION PROCEDURE

Country Status (7)

Country	Link
JP (1)	JPS5322665A (en)
AR (1)	AR213442A1 (en)
AU (1)	AU508535B2 (en)
CA (1)	CA1090712A (en)
DE (1)	DE2733025A1 (en)
GB (1)	GB1582654A (en)
IT (1)	IT1079985B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL8104453A (en) *	1981-09-29	1983-04-18	Norbertus Wouter Hendrik Verdu	CONTINUOUS FILTER.
DE3151189C1 (en) *	1981-12-23	1983-07-21	Cojafex B.V., 3011 Rotterdam	Device for separating Suspensa from a pressurized fluid
DE4101332A1 (en) *	1991-01-18	1992-07-23	Ibo W Grimmel Abwassertechnik	Device for cleaning filter layer in waste water clarifier
FR2705583B1 (en) *	1993-05-28	1995-08-18	Degremont	Improvements made to filtering devices for clarifying liquids, especially water.

1977
- 1977-06-22 CA CA281,165A patent/CA1090712A/en not_active Expired
- 1977-07-01 AU AU26699/77A patent/AU508535B2/en not_active Expired
- 1977-07-19 AR AR268484A patent/AR213442A1/en active
- 1977-07-20 IT IT50355/77A patent/IT1079985B/en active
- 1977-07-21 DE DE19772733025 patent/DE2733025A1/en not_active Withdrawn
- 1977-07-21 JP JP8782977A patent/JPS5322665A/en active Pending
- 1977-07-22 GB GB30962/77A patent/GB1582654A/en not_active Expired

Also Published As

Publication number	Publication date
AU508535B2 (en)	1980-03-27
AR213442A1 (en)	1979-01-31
DE2733025A1 (en)	1978-01-26
CA1090712A (en)	1980-12-02
JPS5322665A (en)	1978-03-02
AU2669977A (en)	1979-01-04
GB1582654A (en)	1981-01-14

Publication	Publication Date	Title
SE7712120L (en)	1978-04-29	LIQUID FILTER
IT1094512B (en)	1985-08-02	FILTER FOR LIQUIDS AND SUSPENSIONS
MX143892A (en)	1981-07-30	IMPROVED BLOOD FILTER
SE7415097L (en)	1976-03-04	ELEMENT FOR FILTERING AND SEPARATION OF LIQUID MIXTURES
AT364719B (en)	1981-11-10	BLOOD FILTER ELEMENT
IT7923324A0 (en)	1979-06-06	FILTER AND RELATED FILTERING ELEMENT.
MX146435A (en)	1982-06-28	IMPROVEMENTS IN LIQUID FILTER APPARATUS
SE432201B (en)	1984-03-26	FILTER ELEMENT FOR FLUIDS
FR2332045A1 (en)	1977-06-17	DISPOSABLE FILTER ELEMENT
BR7908598A (en)	1980-07-08	LIQUID FILTER ELEMENT
DK295977A (en)	1978-01-04	FILTER ELEMENT
IT7927060A0 (en)	1979-11-06	CASING FOR LIQUID INDICATOR AND FILTER.
IT7948224A0 (en)	1979-03-06	FILTER ELEMENT AND PROCEDURE FOR PURIFYING LIQUIDS WITH IT
IT1089680B (en)	1985-06-18	ECIPIENT STERILIZER WITH FILTER
FI773371A (en)	1978-05-20	FILTER FOER TOBAKSROEK
IT1078026B (en)	1985-05-08	FILTRATION DEVICE OF A LIQUID
SE7704852L (en)	1977-10-29	SINGLE CRYSTAL FILTER UNIT
IT1119847B (en)	1986-03-10	LIQUID FILTER
IT1164901B (en)	1987-04-15	LIQUID FILTER
TR19941A (en)	1980-05-02	FILTER
DK446677A (en)	1978-04-09	FILTER ELEMENT
IT1079985B (en)	1985-05-16	LIQUID FILTER AND RELATED FILTRATION PROCEDURE
BR7701150A (en)	1977-10-18	ELECTROMECANIC FILTER
SE431826B (en)	1984-03-05	FILTER ELEMENT
DK148786C (en)	1986-03-03	BEARERLAG CONSISTING OF LIQUID