BE741241A - - Google Patents
Info
- Publication number
- BE741241A BE741241A BE741241DA BE741241A BE 741241 A BE741241 A BE 741241A BE 741241D A BE741241D A BE 741241DA BE 741241 A BE741241 A BE 741241A
- Authority
- BE
- Belgium
Links
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 Materials (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
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 (da) | 1970-04-16 |
Family
ID=9029315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE741241D BE741241A (da) | 1969-02-19 | 1969-11-04 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE741241A (da) |
| DE (1) | DE2007471A1 (da) |
| FR (1) | FR2032122A6 (da) |
-
1969
- 1969-02-19 FR FR6904153A patent/FR2032122A6/fr 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 |
|---|---|
| FR2032122A6 (en) | 1970-11-20 |
| DE2007471A1 (da) | 1970-12-23 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: DEGREMONT SOC. GENERALE D'EPURATION ET D'ASSAINIS Effective date: 19871130 |