ZA74394B - Filter material in the form of felt for purifying liquids - Google Patents
Filter material in the form of felt for purifying liquidsInfo
- Publication number
- ZA74394B ZA74394B ZA740394A ZA74394A ZA74394B ZA 74394 B ZA74394 B ZA 74394B ZA 740394 A ZA740394 A ZA 740394A ZA 74394 A ZA74394 A ZA 74394A ZA 74394 B ZA74394 B ZA 74394B
- Authority
- ZA
- South Africa
- Prior art keywords
- felt
- filter material
- purifying liquids
- purifying
- liquids
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H5/00—Special paper or cardboard not otherwise provided for
- D21H5/12—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/36—Biocidal agents, e.g. fungicidal, bactericidal, insecticidal agents
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/08—Filter paper
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
- Treatment Of Water By Ion Exchange (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH145173A CH556681A (en) | 1973-02-01 | 1973-02-01 | FELT-SHAPED FILTER MATERIAL FOR CLEANING LIQUIDS, IN PARTICULAR WATER. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA74394B true ZA74394B (en) | 1974-11-27 |
Family
ID=4210766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA740394A ZA74394B (en) | 1973-02-01 | 1974-01-18 | Filter material in the form of felt for purifying liquids |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS49106978A (en) |
| AU (1) | AU6488774A (en) |
| BE (1) | BE810347A (en) |
| BR (1) | BR7400656D0 (en) |
| CH (1) | CH556681A (en) |
| ES (1) | ES422819A1 (en) |
| FR (1) | FR2216377A1 (en) |
| IL (1) | IL44048A (en) |
| IN (1) | IN140225B (en) |
| IT (1) | IT1004832B (en) |
| NL (1) | NL7400993A (en) |
| ZA (1) | ZA74394B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5913244B2 (en) * | 1976-05-12 | 1984-03-28 | 本州製紙株式会社 | Adsorbent nonwoven fabric and its manufacturing method |
| US4495030A (en) * | 1983-12-15 | 1985-01-22 | American Cyanamid Company | Filter paper |
| US4540625A (en) * | 1984-01-09 | 1985-09-10 | Hughes Aircraft Company | Flexible air permeable non-woven fabric filters |
| SE451205B (en) * | 1985-01-15 | 1987-09-14 | Sunds Defibrator | SET FOR MANUFACTURING FIBER MATERIAL COATED WITH ACTIVE COAL |
| JPH0221916A (en) * | 1988-07-07 | 1990-01-24 | Sanretsukusu Kogyo Kk | Filter |
| FR2757079B1 (en) | 1996-12-12 | 1999-02-26 | Elf Antar France | FILLED LIQUID FILTERING PAPER |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1000038A (en) * | 1960-12-06 | |||
| US3266973A (en) * | 1963-07-25 | 1966-08-16 | Richard P Crowley | Method of preparing adsorbent filter paper containing crystalline zeolite particles, and paper thereof |
-
1973
- 1973-02-01 CH CH145173A patent/CH556681A/en not_active IP Right Cessation
-
1974
- 1974-01-18 ZA ZA740394A patent/ZA74394B/en unknown
- 1974-01-21 IL IL44048A patent/IL44048A/en unknown
- 1974-01-24 NL NL7400993A patent/NL7400993A/xx unknown
- 1974-01-25 AU AU64887/74A patent/AU6488774A/en not_active Expired
- 1974-01-30 BR BR656/74A patent/BR7400656D0/en unknown
- 1974-01-30 BE BE140327A patent/BE810347A/en unknown
- 1974-01-31 FR FR7403325A patent/FR2216377A1/en active Granted
- 1974-01-31 IT IT67265/74A patent/IT1004832B/en active
- 1974-01-31 ES ES422819A patent/ES422819A1/en not_active Expired
- 1974-02-01 JP JP49014022A patent/JPS49106978A/ja active Pending
- 1974-02-26 IN IN399/CAL/74A patent/IN140225B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IL44048A (en) | 1976-10-31 |
| DE2403971B2 (en) | 1977-06-08 |
| JPS49106978A (en) | 1974-10-11 |
| BR7400656D0 (en) | 1974-11-19 |
| NL7400993A (en) | 1974-08-05 |
| FR2216377A1 (en) | 1974-08-30 |
| IT1004832B (en) | 1976-07-20 |
| FR2216377B1 (en) | 1977-06-10 |
| BE810347A (en) | 1974-05-16 |
| IN140225B (en) | 1976-10-02 |
| CH556681A (en) | 1974-12-13 |
| ES422819A1 (en) | 1976-05-01 |
| IL44048A0 (en) | 1974-05-16 |
| DE2403971A1 (en) | 1974-08-15 |
| AU6488774A (en) | 1975-07-31 |
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