NL192029C - Bacteriostatisch filtermedium. - Google Patents
Bacteriostatisch filtermedium. Download PDFInfo
- Publication number
- NL192029C NL192029C NL8003150A NL8003150A NL192029C NL 192029 C NL192029 C NL 192029C NL 8003150 A NL8003150 A NL 8003150A NL 8003150 A NL8003150 A NL 8003150A NL 192029 C NL192029 C NL 192029C
- Authority
- NL
- Netherlands
- Prior art keywords
- silver
- filter
- filter medium
- bacteriostatic
- pulverized coal
- Prior art date
Links
- 230000003385 bacteriostatic effect Effects 0.000 title claims description 17
- 229910052709 silver Inorganic materials 0.000 claims description 61
- 239000004332 silver Substances 0.000 claims description 61
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 59
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 47
- 239000000463 material Substances 0.000 claims description 32
- 239000003245 coal Substances 0.000 claims description 27
- 238000012360 testing method Methods 0.000 claims description 22
- 229920002678 cellulose Polymers 0.000 claims description 18
- 239000001913 cellulose Substances 0.000 claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 239000012065 filter cake Substances 0.000 claims description 7
- 239000003463 adsorbent Substances 0.000 claims description 6
- 230000000052 comparative effect Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 150000003378 silver Chemical class 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 231100000252 nontoxic Toxicity 0.000 claims description 3
- 230000003000 nontoxic effect Effects 0.000 claims description 3
- 239000007858 starting material Substances 0.000 claims description 2
- 230000008859 change Effects 0.000 claims 2
- 230000035699 permeability Effects 0.000 claims 2
- 238000001179 sorption measurement Methods 0.000 claims 2
- 238000000692 Student's t-test Methods 0.000 claims 1
- 230000002411 adverse Effects 0.000 claims 1
- 230000036541 health Effects 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 241000894006 Bacteria Species 0.000 description 24
- 230000001580 bacterial effect Effects 0.000 description 10
- 239000000725 suspension Substances 0.000 description 9
- 239000002657 fibrous material Substances 0.000 description 8
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 6
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 6
- GGCZERPQGJTIQP-UHFFFAOYSA-N sodium;9,10-dioxoanthracene-2-sulfonic acid Chemical compound [Na+].C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 GGCZERPQGJTIQP-UHFFFAOYSA-N 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 238000005070 sampling Methods 0.000 description 5
- 239000008399 tap water Substances 0.000 description 5
- 235000020679 tap water Nutrition 0.000 description 5
- 230000000721 bacterilogical effect Effects 0.000 description 4
- 239000012153 distilled water Substances 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000003610 charcoal Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 229910001961 silver nitrate Inorganic materials 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 229920001817 Agar Polymers 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 2
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 239000005909 Kieselgur Substances 0.000 description 2
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Natural products OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O GUBGYTABKSRVRQ-QKKXKWKRSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000008272 agar Substances 0.000 description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 2
- 238000003556 assay Methods 0.000 description 2
- 239000003899 bactericide agent Substances 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 239000008101 lactose Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- 230000004083 survival effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 206010013911 Dysgeusia Diseases 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- 241000588915 Klebsiella aerogenes Species 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 241000589540 Pseudomonas fluorescens Species 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 229920002522 Wood fibre Polymers 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000001479 atomic absorption spectroscopy Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012490 blank solution Substances 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007705 chemical test Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000002328 demineralizing effect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229940092559 enterobacter aerogenes Drugs 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000000855 fungicidal effect Effects 0.000 description 1
- 239000000417 fungicide Substances 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 239000008233 hard water Substances 0.000 description 1
- 239000008214 highly purified water Substances 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 235000019645 odor Nutrition 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000012254 powdered material Substances 0.000 description 1
- 238000011045 prefiltration Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- ADZWSOLPGZMUMY-UHFFFAOYSA-M silver bromide Chemical compound [Ag]Br ADZWSOLPGZMUMY-UHFFFAOYSA-M 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 239000008234 soft water Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000012086 standard solution Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000012137 tryptone Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002025 wood fiber Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
- C02F1/505—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment by oligodynamic treatment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Filtering Materials (AREA)
- Water Treatment By Sorption (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US4442079A | 1979-06-01 | 1979-06-01 | |
| US4442079 | 1979-06-01 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL8003150A NL8003150A (nl) | 1980-12-03 |
| NL192029B NL192029B (nl) | 1996-09-02 |
| NL192029C true NL192029C (nl) | 1997-01-07 |
Family
ID=21932293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8003150A NL192029C (nl) | 1979-06-01 | 1980-05-30 | Bacteriostatisch filtermedium. |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS55162390A (enrdf_load_stackoverflow) |
| AU (1) | AU535943B2 (enrdf_load_stackoverflow) |
| BE (1) | BE883574A (enrdf_load_stackoverflow) |
| CA (1) | CA1140522A (enrdf_load_stackoverflow) |
| DE (1) | DE3020615C2 (enrdf_load_stackoverflow) |
| FR (1) | FR2457708B1 (enrdf_load_stackoverflow) |
| GB (1) | GB2051770B (enrdf_load_stackoverflow) |
| NL (1) | NL192029C (enrdf_load_stackoverflow) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4114526A1 (de) * | 1991-05-03 | 1992-11-05 | Envi Lab Electronics Gmbh | Verfahren zum aufsammeln von oeligen substanzen, aerosolen, emulsionen etc. aus wasser |
| US5178768A (en) * | 1992-08-20 | 1993-01-12 | Pall Corporation | Mixed filter bed composition and method of use |
| EP0715663A1 (en) * | 1994-06-24 | 1996-06-12 | Suntory Limited | Antibacterial fiber, textile and water-treating element using the fiber and method of producing the same |
| DE19703413C1 (de) * | 1997-01-30 | 1998-04-23 | Bayrol Chem Fab Gmbh | Körniges Filtermaterial für Flüssigkeiten |
| RU2182934C1 (ru) * | 2000-12-28 | 2002-05-27 | Ревина Александра Анатольевна | Способ модифицирования поверхности |
| US7614507B2 (en) | 2001-08-23 | 2009-11-10 | Pur Water Purification Products Inc. | Water filter materials, water filters and kits containing particles coated with cationic polymer and processes for using the same |
| US20050279696A1 (en) | 2001-08-23 | 2005-12-22 | Bahm Jeannine R | Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles |
| US7614508B2 (en) | 2001-08-23 | 2009-11-10 | Pur Water Purification Products Inc. | Water filter materials, water filters and kits containing silver coated particles and processes for using the same |
| KR100777951B1 (ko) | 2001-08-23 | 2007-11-28 | 더 프록터 앤드 갬블 캄파니 | 정수 필터 재료, 대응하는 정수 필터 및 그의 사용 방법 |
| US7615152B2 (en) | 2001-08-23 | 2009-11-10 | Pur Water Purification Products, Inc. | Water filter device |
| GB0130072D0 (en) * | 2001-12-15 | 2002-02-06 | Salamander Engineering Ltd | Anti-bacterial treatment |
| DE102016107485A1 (de) * | 2016-04-22 | 2017-10-26 | Poromembrane Gmbh | Wasseraufbereitungsvorrichtung |
| US11110397B2 (en) | 2018-06-04 | 2021-09-07 | Pure Berkey, Llc | Device and method for water priming microporous-carbon water filters using negative pressure |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB422948A (en) * | 1933-05-15 | 1935-01-22 | Dozent Dr Fritz Feigl | Method of producing therapeutically and disinfectantly active substances |
| US2785106A (en) * | 1952-08-16 | 1957-03-12 | Ions Exchange And Chemical Cor | Process for making antiseptic article |
| US3268444A (en) * | 1963-06-05 | 1966-08-23 | Commercial Filters Corp | Method of disinfecting potable waters |
| GB1063669A (en) * | 1963-12-23 | 1967-03-30 | Pall Corp | Filter assembly for sterilizing water |
| FR2179053A1 (en) * | 1972-04-03 | 1973-11-16 | Sunwa Ve Kogyo Kk | Water purification - after active carbon treatment by continuous contact with noble metal |
| US3872013A (en) * | 1972-11-09 | 1975-03-18 | Matsushita Electric Industrial Co Ltd | Bactericidal water purifier for dechlorinated water |
| CA982779A (en) * | 1973-02-07 | 1976-02-03 | John A. Van Gulick | Water purifier |
| DE2544230A1 (de) * | 1975-10-03 | 1977-04-14 | Draegerwerk Ag | Schwebstoffilter mit mikrobizidem filtermaterial |
-
1980
- 1980-05-28 CA CA000352882A patent/CA1140522A/en not_active Expired
- 1980-05-29 GB GB8017551A patent/GB2051770B/en not_active Expired
- 1980-05-29 FR FR8011926A patent/FR2457708B1/fr not_active Expired
- 1980-05-30 DE DE19803020615 patent/DE3020615C2/de not_active Expired - Fee Related
- 1980-05-30 NL NL8003150A patent/NL192029C/nl not_active IP Right Cessation
- 1980-05-30 BE BE0/200840A patent/BE883574A/fr not_active IP Right Cessation
- 1980-05-30 AU AU58939/80A patent/AU535943B2/en not_active Expired
- 1980-06-02 JP JP7415180A patent/JPS55162390A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| BE883574A (fr) | 1980-12-01 |
| CA1140522A (en) | 1983-02-01 |
| JPS55162390A (en) | 1980-12-17 |
| NL192029B (nl) | 1996-09-02 |
| GB2051770A (en) | 1981-01-21 |
| DE3020615A1 (de) | 1980-12-11 |
| JPS641197B2 (enrdf_load_stackoverflow) | 1989-01-10 |
| AU5893980A (en) | 1980-12-04 |
| AU535943B2 (en) | 1984-04-12 |
| DE3020615C2 (de) | 1994-12-15 |
| GB2051770B (en) | 1983-04-07 |
| FR2457708A1 (fr) | 1980-12-26 |
| FR2457708B1 (fr) | 1988-01-22 |
| NL8003150A (nl) | 1980-12-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A85 | Still pending on 85-01-01 | ||
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| V4 | Lapsed because of reaching the maximum lifetime of a patent |
Free format text: 20000530 |