JPH07505081A - 渦巻状に巻かれた膜部材 - Google Patents
渦巻状に巻かれた膜部材Info
- Publication number
- JPH07505081A JPH07505081A JP4510974A JP51097492A JPH07505081A JP H07505081 A JPH07505081 A JP H07505081A JP 4510974 A JP4510974 A JP 4510974A JP 51097492 A JP51097492 A JP 51097492A JP H07505081 A JPH07505081 A JP H07505081A
- Authority
- JP
- Japan
- Prior art keywords
- membrane
- mandrel
- permeate
- fluid
- semi
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 239000012528 membrane Substances 0.000 title claims description 128
- 239000012466 permeate Substances 0.000 claims description 98
- 239000012530 fluid Substances 0.000 claims description 69
- 125000006850 spacer group Chemical group 0.000 claims description 28
- 239000000463 material Substances 0.000 claims description 19
- 229920000642 polymer Polymers 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- -1 polyethylene Polymers 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 229920002492 poly(sulfone) Polymers 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 239000004697 Polyetherimide Substances 0.000 claims description 2
- 239000004743 Polypropylene Substances 0.000 claims description 2
- 239000004793 Polystyrene Substances 0.000 claims description 2
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims description 2
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims description 2
- 239000001307 helium Substances 0.000 claims description 2
- 229910052734 helium Inorganic materials 0.000 claims description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 2
- 239000004417 polycarbonate Substances 0.000 claims description 2
- 229920000515 polycarbonate Polymers 0.000 claims description 2
- 229920001601 polyetherimide Polymers 0.000 claims description 2
- 229920006380 polyphenylene oxide Polymers 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 229920002223 polystyrene Polymers 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims description 2
- 229930195734 saturated hydrocarbon Natural products 0.000 claims description 2
- 229930195735 unsaturated hydrocarbon Natural products 0.000 claims description 2
- 239000004215 Carbon black (E152) Substances 0.000 claims 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims 1
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 claims 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims 1
- 239000003570 air Substances 0.000 claims 1
- 229930195733 hydrocarbon Natural products 0.000 claims 1
- 150000002430 hydrocarbons Chemical class 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims 1
- 229920002554 vinyl polymer Polymers 0.000 claims 1
- 238000003466 welding Methods 0.000 description 30
- 239000000853 adhesive Substances 0.000 description 24
- 230000001070 adhesive effect Effects 0.000 description 24
- 229920001169 thermoplastic Polymers 0.000 description 24
- 239000004416 thermosoftening plastic Substances 0.000 description 20
- 239000004744 fabric Substances 0.000 description 12
- 210000004779 membrane envelope Anatomy 0.000 description 11
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 9
- 238000013461 design Methods 0.000 description 9
- 239000011148 porous material Substances 0.000 description 9
- 238000007789 sealing Methods 0.000 description 9
- 238000001223 reverse osmosis Methods 0.000 description 8
- 239000004593 Epoxy Substances 0.000 description 7
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 7
- 229920005989 resin Polymers 0.000 description 7
- 239000011347 resin Substances 0.000 description 7
- 238000000926 separation method Methods 0.000 description 7
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000000155 melt Substances 0.000 description 4
- 230000003204 osmotic effect Effects 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 238000000108 ultra-filtration Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000001471 micro-filtration Methods 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229920001187 thermosetting polymer Polymers 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical group C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 2
- 150000001241 acetals Chemical class 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 229920006126 semicrystalline polymer Polymers 0.000 description 2
- 239000012815 thermoplastic material Substances 0.000 description 2
- 239000004634 thermosetting polymer Substances 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004734 Polyphenylene sulfide Substances 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 229920006127 amorphous resin Polymers 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 238000010073 coating (rubber) Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 229920006037 cross link polymer Polymers 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000035622 drinking Effects 0.000 description 1
- 125000003700 epoxy group Chemical group 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001728 nano-filtration Methods 0.000 description 1
- 238000005325 percolation Methods 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000011116 polymethylpentene Substances 0.000 description 1
- 229920000306 polymethylpentene Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920000069 polyphenylene sulfide Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000005070 ripening Effects 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
- 235000021419 vinegar Nutrition 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
- B01D63/10—Spiral-wound membrane modules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/14—Specific spacers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/14—Specific spacers
- B01D2313/143—Specific spacers on the feed side
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2313/00—Details relating to membrane modules or apparatus
- B01D2313/14—Specific spacers
- B01D2313/146—Specific spacers on the permeate side
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
Claims (11)
- 1.軸方向の原料流体通路用の渦巻状に巻かれた半浸透膜部材において、a.多 孔性中空芯マンドレル、 b.マンドレルの中空芯との浸透物の連絡を閉塞しない手段により、マンドレル の縁1cm当り少なくとも0.7個のシートスペーサーチャンネルの率で中空芯 マンドレルに固定された複数の不連続な浸透物シートスペーサーチャンネル、c .膜包囲体内にそれぞれの浸透物シートスペーサーチャンネルのそれぞれの主な 表面、軸の端及び放射部の遠位の端を取り囲むように、軸の端、放射部の近位の 端及び放射部の遠位の端でシールされたそれぞれの浸透流体スペーサーの主な表 面と実質的にともに延長している半浸透膜シート、d.原料流体の軸方向の流れ について膜包囲体間に散在された複数の不連続な原料流体スペーサー を含む膜部材。
- 2.マンドレルの回りに巻かれしかも原料流体入口のための流体連結、非浸透流 体出口のための少なくとも一つの連結並びに浸透流体出口のための少なくとも一 つの連結を有する耐圧円筒状の囲みを有する請求項1の渦卷状に巻かれた膜部材 。
- 3.スペーサーチャンネルが、1cm当り少なくとも一つの取り付けの率で中空 芯マンドレルに固定されている請求項1の渦巻状に巻かれた半浸透膜部材。
- 4.スペーサーチャンネルが、1cm当り少なくとも二つの取り付けの率で中空 芯マンドレルに固定されている請求項1の渦巻状に巻かれた半浸透膜部材。
- 5.半浸透膜包囲体が、浸透物流れチャンネルスペーサーの一つの主な表面と実 質的にともに延長している膜シートを含む請求項1の渦巻状に巻かれた半浸透膜 部材。
- 6.半浸透膜包囲体が、浸透物流れチャンネルスペーサーの一つの主な表面と実 質的にともに延長しているか、又は2個の隣接した浸透物流れチャンネルスペー サーの主な表面と実質的にともに延長している膜シートを含む請求項1の渦巻状 に巻かれた半浸透膜部材。
- 7.半浸透膜包囲体が、アコーディオンのように折り重ねられしかも連続的なシ ートを形成するように結合されシールされた膜シートの末端を有する浸透物流れ チャンネルスペーサーの全ての主な表面と実質的にともに延長している単一の膜 シートを含む請求項1の渦巻状に巻かれた半浸透膜部材。
- 8.多孔性中空芯マンドレルが、ポリエチレン、ポリメチルベンテン、ポリフェ ニレンスルフィド、ポリプロピレン、セルロース性重合体、アセタール、アクリ ロニトリルーブタジエン−スチレン(ABS)、ABS−ポリカーボネートアロ イ、ポリスチレン、ポリスチレン−ブタジエン、ポリエーテルイミド、ポリ塩化 ビニル、ポリスルホン、又はポリ(フェニレンオキシド)よりなる請求項1、3 、4,5、6又は7の何れか一つの項の渦卷状に卷かれた半浸透腹部材。
- 9.請求項2の耐圧円筒状囲みの原料流体入口中に加圧下の流体を押し込み、そ して非浸透流体及び浸透流体を集めることにより、流体成分を分離する方法。
- 10.流体が塩を含む水である請求項9の方法。
- 11.分離されるべき流体が、気体混合物、空気、ヘリウム/メタン、酸素/窒 素、不飽和炭化水素/飽和炭化水素から選択される請求項8の方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US1992/003650 WO1993022038A1 (en) | 1992-05-01 | 1992-05-01 | Spiral wound membrane element |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH07505081A true JPH07505081A (ja) | 1995-06-08 |
JP3261656B2 JP3261656B2 (ja) | 2002-03-04 |
Family
ID=22231037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51097492A Expired - Fee Related JP3261656B2 (ja) | 1992-05-01 | 1992-05-01 | 渦巻状に巻かれた膜部材 |
Country Status (7)
Country | Link |
---|---|
US (1) | US5538642A (ja) |
EP (1) | EP0640006B1 (ja) |
JP (1) | JP3261656B2 (ja) |
AU (1) | AU1889092A (ja) |
DE (1) | DE69225338D1 (ja) |
DK (1) | DK0640006T3 (ja) |
WO (1) | WO1993022038A1 (ja) |
Families Citing this family (84)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5858229A (en) * | 1996-07-19 | 1999-01-12 | Kurita Water Industries Ltd. | Spiral wound type membrane module |
US5911883A (en) * | 1996-10-04 | 1999-06-15 | Minnesota Mining And Manufacturing Company | Flow-by solid phase extraction method |
US6153098A (en) * | 1997-09-03 | 2000-11-28 | Filtration Systems, Inc. | Spiral wound filter with central barrier |
DE19747004A1 (de) * | 1997-10-24 | 1999-04-29 | Sartorius Gmbh | Wickelmodul |
KR100477585B1 (ko) * | 1998-09-25 | 2005-09-16 | 주식회사 새 한 | 나권형분리막모듈제조방법 |
US6068771A (en) * | 1999-02-11 | 2000-05-30 | Koch Membrane Systems, Inc. | Method for sealing spiral wound filtration modules |
US6183639B1 (en) | 1999-09-28 | 2001-02-06 | Hydranautics | Hollow fiber filter module and method of manufacturing same |
US6413424B1 (en) * | 2000-05-09 | 2002-07-02 | Hydranautics | Sanitary style filter element |
US6673242B1 (en) * | 2000-10-15 | 2004-01-06 | Osmotek, Inc. | Open-channeled spiral-wound membrane module |
WO2002032533A2 (en) * | 2000-10-15 | 2002-04-25 | Osmotek, Inc. | Open-channeled spiral-wound membrane module and brine concentration |
US6632356B2 (en) | 2001-08-01 | 2003-10-14 | Dow Global Technologies Inc. | Separation membrane end cap |
US7156997B2 (en) * | 2001-10-05 | 2007-01-02 | Dow Global Technologies Inc. | Package assembly for piperazine-based membranes |
US6881336B2 (en) | 2002-05-02 | 2005-04-19 | Filmtec Corporation | Spiral wound element with improved feed space |
US7335301B2 (en) * | 2002-11-22 | 2008-02-26 | Koch Membrane Systems, Inc. | Fold protection for spiral filtration modules utilizing UV cured adhesive and method of providing same |
US7172696B1 (en) * | 2004-01-02 | 2007-02-06 | Spectrum Laboratories, Inc. | Radial dispersion mass transfer device having a semi-permeable tubular hollow fiber membrane wound around a porous core |
BRPI0506658A (pt) * | 2004-02-25 | 2007-05-15 | Dow Global Technologies Inc | aparelho e processo para purificar água |
EP2319612B1 (en) | 2004-08-31 | 2012-06-06 | Dow Global Technologies LLC | Method for testing membrane separation modules |
KR101395978B1 (ko) * | 2005-12-07 | 2014-05-16 | 다우 글로벌 테크놀로지스 엘엘씨 | 나선형 권취 모듈을 위한 삽입점 밀봉 |
KR100955443B1 (ko) * | 2005-12-22 | 2010-05-04 | 닛토덴코 가부시키가이샤 | 스파이럴형 막 모듈 |
DE202007010790U1 (de) | 2007-08-01 | 2007-10-18 | Hidde, Axel R., Dr. Ing. | Filterkartusche und -einrichtung für die Wasseraufbereitung |
US8562876B2 (en) * | 2007-11-30 | 2013-10-22 | Baxter International Inc. | Multizone polymer membrane and dialyzer |
US8177978B2 (en) | 2008-04-15 | 2012-05-15 | Nanoh20, Inc. | Reverse osmosis membranes |
US9452390B2 (en) | 2008-09-29 | 2016-09-27 | Scott P. Yaeger | Spiral crossflow filter |
JP5616894B2 (ja) | 2008-09-29 | 2014-10-29 | スコット・ピー・イェーガー | 螺旋巻きクロスフローフィルタ、及び流体をろ過するための方法 |
US7875177B2 (en) * | 2008-12-09 | 2011-01-25 | Dow Global Technologies Inc. | Membrane leaf packet with reinforced fold |
US8911625B2 (en) | 2009-07-09 | 2014-12-16 | Dow Global Technologies Llc | Spiral wound module including membrane sheet with capillary channels |
WO2011049790A1 (en) | 2009-10-19 | 2011-04-28 | Dow Global Technologies Llc | Method of testing the integrity of spiral wound modules |
KR101788534B1 (ko) | 2009-10-27 | 2017-10-20 | 다우 글로벌 테크놀로지스 엘엘씨 | 나선형 권취 모듈의 외주부에 테이프층을 도포하기 위한 방법 |
WO2011087536A1 (en) | 2010-01-12 | 2011-07-21 | Dow Global Technologies Llc | Method of testing spiral wound modules by thermal imaging |
CN102821837B (zh) * | 2010-03-24 | 2015-07-15 | 陶氏环球技术有限责任公司 | 螺旋卷过滤组件 |
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-
1992
- 1992-05-01 EP EP92911212A patent/EP0640006B1/en not_active Expired - Lifetime
- 1992-05-01 WO PCT/US1992/003650 patent/WO1993022038A1/en active IP Right Grant
- 1992-05-01 US US08/318,830 patent/US5538642A/en not_active Expired - Lifetime
- 1992-05-01 DE DE69225338T patent/DE69225338D1/de not_active Expired - Lifetime
- 1992-05-01 DK DK92911212T patent/DK0640006T3/da active
- 1992-05-01 AU AU18890/92A patent/AU1889092A/en not_active Abandoned
- 1992-05-01 JP JP51097492A patent/JP3261656B2/ja not_active Expired - Fee Related
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AU1889092A (en) | 1993-11-29 |
JP3261656B2 (ja) | 2002-03-04 |
DE69225338D1 (de) | 1998-06-04 |
EP0640006A1 (en) | 1995-03-01 |
EP0640006B1 (en) | 1998-04-29 |
DK0640006T3 (da) | 1999-02-15 |
EP0640006A4 (en) | 1996-04-03 |
US5538642A (en) | 1996-07-23 |
WO1993022038A1 (en) | 1993-11-11 |
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