AT338831B - FILTER LAYER COMBINATION - Google Patents
FILTER LAYER COMBINATIONInfo
- Publication number
- AT338831B AT338831B AT1023772A AT1023772A AT338831B AT 338831 B AT338831 B AT 338831B AT 1023772 A AT1023772 A AT 1023772A AT 1023772 A AT1023772 A AT 1023772A AT 338831 B AT338831 B AT 338831B
- Authority
- AT
- Austria
- Prior art keywords
- filter layer
- layer combination
- combination
- filter
- layer
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/02—Loose filtering material, e.g. loose fibres
- B01D39/04—Organic material, e.g. cellulose, cotton
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J47/00—Ion-exchange processes in general; Apparatus therefor
- B01J47/12—Ion-exchange processes in general; Apparatus therefor characterised by the use of ion-exchange material in the form of ribbons, filaments, fibres or sheets, e.g. membranes
- B01J47/133—Precoat filters
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Filtration Of Liquid (AREA)
- Filtering Materials (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1773071A CH574875A5 (en) | 1971-12-06 | 1971-12-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA1023772A ATA1023772A (en) | 1977-01-15 |
AT338831B true AT338831B (en) | 1977-09-12 |
Family
ID=4427648
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT1023772A AT338831B (en) | 1971-12-06 | 1972-12-01 | FILTER LAYER COMBINATION |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5646886B2 (en) |
AT (1) | AT338831B (en) |
AU (1) | AU4969272A (en) |
CA (1) | CA990421A (en) |
CH (1) | CH574875A5 (en) |
DE (2) | DE2259367A1 (en) |
ES (3) | ES409370A1 (en) |
GB (1) | GB1410348A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5930132B2 (en) * | 1979-02-05 | 1984-07-25 | 富田製薬株式会社 | "filtration" method |
FR2550097B1 (en) * | 1983-08-03 | 1988-08-05 | Duolite International Sa | PACKING PROCESS FOR PRE-LAYERED FILTERS FOR PURIFYING FLUIDS |
IT1241891B (en) * | 1990-08-21 | 1994-02-01 | Aqua Chem Srl | FILTERING COMPOUND FOR THE STEAM CONDENSATE OF A CONVENTIONAL OR NUCLEAR THERMOELECTRIC POWER STATION. |
DE102023110522A1 (en) | 2023-04-25 | 2023-06-29 | Mann+Hummel Gmbh | Air filter media assembly with stacked pleat design |
-
1971
- 1971-12-06 CH CH1773071A patent/CH574875A5/xx not_active IP Right Cessation
-
1972
- 1972-11-29 CA CA157,784A patent/CA990421A/en not_active Expired
- 1972-12-01 AT AT1023772A patent/AT338831B/en not_active IP Right Cessation
- 1972-12-04 DE DE2259367A patent/DE2259367A1/en active Pending
- 1972-12-04 DE DE19727244439U patent/DE7244439U/en not_active Expired
- 1972-12-06 ES ES409370A patent/ES409370A1/en not_active Expired
- 1972-12-06 JP JP12235472A patent/JPS5646886B2/ja not_active Expired
- 1972-12-06 AU AU49692/72A patent/AU4969272A/en not_active Expired
- 1972-12-06 GB GB5634572A patent/GB1410348A/en not_active Expired
-
1975
- 1975-04-30 ES ES437277A patent/ES437277A1/en not_active Expired
- 1975-04-30 ES ES437276A patent/ES437276A1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES437277A1 (en) | 1977-01-16 |
AU4969272A (en) | 1974-06-06 |
ES437276A1 (en) | 1977-01-16 |
GB1410348A (en) | 1975-10-15 |
DE7244439U (en) | 1975-12-04 |
ES409370A1 (en) | 1976-04-16 |
ATA1023772A (en) | 1977-01-15 |
CH574875A5 (en) | 1976-04-30 |
DE2259367A1 (en) | 1973-06-14 |
JPS5646886B2 (en) | 1981-11-06 |
JPS4980660A (en) | 1974-08-03 |
CA990421A (en) | 1976-06-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |