BE741241A - - Google Patents

Info

Publication number: BE741241A
Authority: BE; Belgium

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.)

1969-02-19

Filing date

1969-11-04

Publication date

1970-04-16

1969-11-04 Application filed filed Critical

1970-04-16 Publication of BE741241A publication Critical patent/BE741241A/xx

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Filtering Of Dispersed Particles In Gases (AREA)
Filtering Materials (AREA)

BE741241D 1969-02-19 1969-11-04 BE741241A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR6904153A FR2032122A6 (en)	1969-02-19	1969-02-19	Vertical filtering device

Publications (1)

Publication Number	Publication Date
BE741241A true BE741241A (en)	1970-04-16

Family

ID=9029315

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE741241D BE741241A (en)	1969-02-19	1969-11-04

Country Status (3)

Country	Link
BE (1)	BE741241A (en)
DE (1)	DE2007471A1 (en)
FR (1)	FR2032122A6 (en)

1969
- 1969-02-19 FR FR6904153A patent/FR2032122A6/en not_active Expired
- 1969-11-04 BE BE741241D patent/BE741241A/xx not_active IP Right Cessation
1970
- 1970-02-18 DE DE19702007471 patent/DE2007471A1/de active Pending

Also Published As

Publication number	Publication date
DE2007471A1 (en)	1970-12-23
FR2032122A6 (en)	1970-11-20

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Legal Events

Date	Code	Title	Description
1988-05-31	RE	Patent lapsed	Owner name: DEGREMONT SOC. GENERALE D'EPURATION ET D'ASSAINIS Effective date: 19871130

Date

Code

Title

Description

1988-05-31

Patent lapsed

Owner name: DEGREMONT SOC. GENERALE D'EPURATION ET D'ASSAINIS

Effective date: 19871130