CH618667A5 - - Google Patents
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- Publication number
- CH618667A5 CH618667A5 CH1408775A CH1408775A CH618667A5 CH 618667 A5 CH618667 A5 CH 618667A5 CH 1408775 A CH1408775 A CH 1408775A CH 1408775 A CH1408775 A CH 1408775A CH 618667 A5 CH618667 A5 CH 618667A5
- Authority
- CH
- Switzerland
- Prior art keywords
- glass
- membrane
- pores
- hollow fiber
- bodies
- Prior art date
Links
- 239000012528 membrane Substances 0.000 claims description 102
- 239000012510 hollow fiber Substances 0.000 claims description 67
- 239000011148 porous material Substances 0.000 claims description 58
- 239000011521 glass Substances 0.000 claims description 47
- 238000000034 method Methods 0.000 claims description 39
- 238000004519 manufacturing process Methods 0.000 claims description 30
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 28
- 238000009826 distribution Methods 0.000 claims description 15
- 239000005373 porous glass Substances 0.000 claims description 13
- 239000002253 acid Substances 0.000 claims description 12
- 239000000377 silicon dioxide Substances 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 9
- 235000012239 silicon dioxide Nutrition 0.000 claims description 9
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 8
- 239000004327 boric acid Substances 0.000 claims description 8
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 8
- 239000000155 melt Substances 0.000 claims description 8
- 239000011707 mineral Substances 0.000 claims description 8
- 239000002904 solvent Substances 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 7
- 125000005372 silanol group Chemical group 0.000 claims description 7
- 238000011282 treatment Methods 0.000 claims description 7
- 210000004127 vitreous body Anatomy 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 229910021538 borax Inorganic materials 0.000 claims description 6
- 235000010339 sodium tetraborate Nutrition 0.000 claims description 6
- 238000007669 thermal treatment Methods 0.000 claims description 6
- BSVBQGMMJUBVOD-UHFFFAOYSA-N trisodium borate Chemical compound [Na+].[Na+].[Na+].[O-]B([O-])[O-] BSVBQGMMJUBVOD-UHFFFAOYSA-N 0.000 claims description 6
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims description 4
- 125000000524 functional group Chemical group 0.000 claims description 4
- 229910018540 Si C Inorganic materials 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 230000002209 hydrophobic effect Effects 0.000 claims description 3
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 3
- 239000011734 sodium Substances 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 2
- 239000005388 borosilicate glass Substances 0.000 claims description 2
- 238000005191 phase separation Methods 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 230000001427 coherent effect Effects 0.000 claims 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 12
- 238000010612 desalination reaction Methods 0.000 description 12
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- 238000005341 cation exchange Methods 0.000 description 6
- 235000010755 mineral Nutrition 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000012466 permeate Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000000108 ultra-filtration Methods 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000002386 leaching Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 3
- 229910052753 mercury Inorganic materials 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 239000003011 anion exchange membrane Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 2
- 229940126214 compound 3 Drugs 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000001103 potassium chloride Substances 0.000 description 2
- 235000011164 potassium chloride Nutrition 0.000 description 2
- 150000003141 primary amines Chemical class 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XOAAWQZATWQOTB-UHFFFAOYSA-N taurine Chemical compound NCCS(O)(=O)=O XOAAWQZATWQOTB-UHFFFAOYSA-N 0.000 description 2
- 150000003512 tertiary amines Chemical class 0.000 description 2
- DHBXNPKRAUYBTH-UHFFFAOYSA-N 1,1-ethanedithiol Chemical compound CC(S)S DHBXNPKRAUYBTH-UHFFFAOYSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- LLRHQXMSDFDGJR-UHFFFAOYSA-N NOS(=O)(=O)[N+]([O-])=O Chemical group NOS(=O)(=O)[N+]([O-])=O LLRHQXMSDFDGJR-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 229960000583 acetic acid Drugs 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000006121 base glass Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000011033 desalting Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- NJKDOKBDBHYMAH-UHFFFAOYSA-N dibutyl(dichloro)silane Chemical compound CCCC[Si](Cl)(Cl)CCCC NJKDOKBDBHYMAH-UHFFFAOYSA-N 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002255 enzymatic effect Effects 0.000 description 1
- DQYBDCGIPTYXML-UHFFFAOYSA-N ethoxyethane;hydrate Chemical compound O.CCOCC DQYBDCGIPTYXML-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 150000002433 hydrophilic molecules Chemical class 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002198 insoluble material Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229910021426 porous silicon Inorganic materials 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- -1 salt ions Chemical class 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 150000003335 secondary amines Chemical class 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- 238000002444 silanisation Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 229910001948 sodium oxide Inorganic materials 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 229960003080 taurine Drugs 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000009997 thermal pre-treatment Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0039—Inorganic membrane manufacture
- B01D67/0074—Inorganic membrane manufacture from melts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/08—Hollow fibre membranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/02—Inorganic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/02—Inorganic material
- B01D71/024—Oxides
- B01D71/027—Silicium oxide
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C11/00—Multi-cellular glass ; Porous or hollow glass or glass particles
- C03C11/005—Multi-cellular glass ; Porous or hollow glass or glass particles obtained by leaching after a phase separation step
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C13/00—Fibre or filament compositions
- C03C13/005—Fibre or filament compositions obtained by leaching of a soluble phase and consolidation
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/66—Chemical treatment, e.g. leaching, acid or alkali treatment
- C03C25/68—Chemical treatment, e.g. leaching, acid or alkali treatment by etching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/08—Specific temperatures applied
- B01D2323/081—Heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/12—Specific ratios of components used
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Glass Compositions (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Glass Melting And Manufacturing (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2454111A DE2454111C3 (de) | 1974-11-14 | 1974-11-14 | Verfahren zur Herstellung von porösen Glasgegenständen durch thermische Phasentrennung und anschließende Auslaugung, sowie Verwendung der porösen Glasgegenstände |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH618667A5 true CH618667A5 (it) | 1980-08-15 |
Family
ID=5930860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1408775A CH618667A5 (it) | 1974-11-14 | 1975-10-31 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4042359A (it) |
| JP (1) | JPS5344580B2 (it) |
| BE (1) | BE835574A (it) |
| CH (1) | CH618667A5 (it) |
| DD (1) | DD121318A5 (it) |
| DE (1) | DE2454111C3 (it) |
| FR (1) | FR2290931A1 (it) |
| GB (1) | GB1487109A (it) |
| IL (1) | IL48373A (it) |
| IT (1) | IT1050945B (it) |
| NL (1) | NL7513359A (it) |
| ZA (1) | ZA756927B (it) |
Families Citing this family (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4110096A (en) * | 1974-04-22 | 1978-08-29 | Macedo Pedro B | Method of precipitation of a dopant in a porous silicate glass |
| DE2757673C3 (de) * | 1977-12-23 | 1982-05-13 | Schott Glaswerke, 6500 Mainz | Glaskapillarmembranen zur Diafiltration von Blut |
| DE2801018A1 (de) * | 1978-01-11 | 1979-07-19 | Jenaer Glaswerk Schott & Gen | Hochdruck-ultrafiltrations-anlage |
| JPS565360A (en) * | 1979-06-26 | 1981-01-20 | Sumitomo Electric Ind Ltd | Leaching of split-phase glass |
| EP0082079B1 (en) * | 1981-12-14 | 1986-04-16 | The Dow Chemical Company | Process for etching and deactivating glass capillaries for chromatography |
| DE3237140A1 (de) * | 1982-10-07 | 1984-04-12 | Schott Glaswerke, 6500 Mainz | Glasartiges material und verfahren zur herstellung desselben |
| DE3422233A1 (de) * | 1984-06-15 | 1985-12-19 | Drägerwerk AG, 2400 Lübeck | Gassensor als elektrochemische zelle |
| JPS6140841A (ja) * | 1984-07-31 | 1986-02-27 | Miyazakiken | 多孔質ガラス成形物及びその製造方法 |
| US4689255A (en) * | 1984-08-01 | 1987-08-25 | Ppg Industries, Inc. | Mat structure |
| CA1258435A (en) * | 1984-08-02 | 1989-08-15 | Michael A. Smoot | Cartridge with stress relieving member |
| US4690760A (en) * | 1984-08-02 | 1987-09-01 | Ppg Industries, Inc. | Novel cartridge with stress relieving member |
| US4748121A (en) * | 1984-11-30 | 1988-05-31 | Ppg Industries, Inc. | Porous glass fibers with immobilized biochemically active material |
| US4966613A (en) * | 1984-11-30 | 1990-10-30 | Ppg Industries, Inc. | Method of producing effective porous glass shapes |
| US4778499A (en) * | 1984-12-24 | 1988-10-18 | Ppg Industries, Inc. | Method of producing porous hollow silica-rich fibers |
| US4657742A (en) * | 1985-07-01 | 1987-04-14 | Ppg Industries, Inc. | Packed fiber glass reaction vessel |
| FR2588768B1 (fr) * | 1985-10-19 | 1989-12-22 | Kubota Ltd | Filtre pour metal fondu a haut point de fusion et son procede de fabrication |
| US4842620A (en) * | 1986-06-06 | 1989-06-27 | Ppg Industries, Inc. | Process of gas enrichment with porous siliceous-containing material |
| US4853001A (en) * | 1986-06-06 | 1989-08-01 | Ppg Industries, Inc. | Porous inorganic siliceous-containing gas enriching material and process of manufacture and use |
| DE3621257A1 (de) * | 1986-06-25 | 1988-01-07 | Akzo Gmbh | Verfahren zur herstellung poren aufweisender kohlenstoffmembranen |
| DE3733636C1 (de) * | 1987-10-05 | 1989-04-20 | Schott Glaswerke | Verfahren zum Vermehren von Zellen,insbesondere bei der Pruefung von Behandlungssubstanzen auf Wirksamkeit |
| NL8702759A (nl) * | 1987-11-19 | 1989-06-16 | Hoogovens Groep Bv | Werkwijze voor het vervaardigen van een micro-permeabel membraan en inrichting voor het aanbrengen van deze membraan op een drager. |
| US4933307A (en) * | 1988-04-21 | 1990-06-12 | Ppg Industries, Inc. | Silica-rich porous substrates with reduced tendencies for breaking or cracking |
| US4957620A (en) * | 1988-11-15 | 1990-09-18 | Hoechst Celanese Corporation | Liquid chromatography using microporous hollow fibers |
| DE19627614A1 (de) * | 1996-07-09 | 1998-01-15 | Hoppecke Zoellner Sohn Accu | Verfahren zur Herstellung von Trennmaterialien |
| US5897679A (en) * | 1997-08-27 | 1999-04-27 | Lucent Technologies Inc. | Dimensional control in the manufacture of optical fiber ferrule connectors by etching |
| JP2000268348A (ja) * | 1999-03-18 | 2000-09-29 | Nippon Sheet Glass Co Ltd | 情報記録媒体用ガラス基板及びその製造方法 |
| JP2003342009A (ja) * | 2002-05-28 | 2003-12-03 | Toyo Eng Corp | 高純度ヘリウムの製造方法 |
| US20060060820A1 (en) * | 2004-09-21 | 2006-03-23 | Schumacher Ray F | Hollow porous-wall glass microspheres for hydrogen storage |
| US7666807B2 (en) * | 2004-09-21 | 2010-02-23 | Savannah River Nuclear Solutions, Llc | Hollow porous-wall glass microspheres for hydrogen storage |
| GB2441149B (en) | 2006-08-25 | 2011-04-13 | Aliaksandr Saroka | Differential evaporation heat and hydraulic pumps and external combustion engine |
| DE102009026869A1 (de) | 2009-06-09 | 2011-02-03 | Schott Ag | Membran aus porösem Glas, Verfahren zu deren Herstellung und Verwendung derselben |
| US20130017387A1 (en) | 2011-07-12 | 2013-01-17 | James Iii William H | Chemically durable porous glass with enhanced alkaline resistance |
| EP2922790A4 (en) * | 2012-11-20 | 2016-09-07 | Lance Energy Services Llc | FUNCTIONALIZED CERAMIC MEMBRANES FOR THE SEPARATION OF ORGANIC MATERIALS FROM RAW WATER AND METHOD FOR FILTRATION BY FUNCTIONALIZED CERAMIC MEMBRANES |
| CN104710107A (zh) * | 2015-02-10 | 2015-06-17 | 安徽丹凤集团桐城玻璃纤维有限公司 | 一种水净化处理用多孔玻璃纤维的制备方法 |
| CN106638154B (zh) * | 2016-09-08 | 2018-08-07 | 南京航空航天大学 | 一种低容重耐高温玻璃纤维过滤纸 |
| DE102018201846A1 (de) | 2018-02-06 | 2019-08-08 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Deformierbare Folie aus mindestens einem anorganischen nicht-metallischen Material, Verfahren zu deren Herstellung, sowie deren Verwendung |
| US11155490B1 (en) | 2020-04-22 | 2021-10-26 | Waymo Llc | Superomniphobic thin film |
| US11603329B2 (en) | 2020-04-22 | 2023-03-14 | Waymo Llc | Methods for preparing a superomniphobic coating |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2336227A (en) * | 1940-07-20 | 1943-12-07 | Corning Glass Works | Method of making sealing glasses |
| DE1271329B (de) * | 1960-01-25 | 1968-06-12 | Corning Glass Works | Verfahren zur Verbesserung des elektrischen Oberflaechenwiderstandes von Glasgegenstaenden |
| US3268313A (en) * | 1962-10-01 | 1966-08-23 | Pittsburgh Plate Glass Co | Method and apparatus for forming hollow glass fibers |
| DE2313073C2 (de) | 1973-03-16 | 1984-11-29 | Istvan Prof. Dr. 6600 Saarbruecken Halasz | Verfahren zur chemischen Modifizierung von Oberflächen anorganischer Festkörper und deren Verwendung |
-
1974
- 1974-11-14 DE DE2454111A patent/DE2454111C3/de not_active Expired
-
1975
- 1975-10-28 IL IL48373A patent/IL48373A/xx unknown
- 1975-10-31 CH CH1408775A patent/CH618667A5/de not_active IP Right Cessation
- 1975-11-04 ZA ZA00756927A patent/ZA756927B/xx unknown
- 1975-11-12 DD DD189423A patent/DD121318A5/xx unknown
- 1975-11-12 JP JP13678075A patent/JPS5344580B2/ja not_active Expired
- 1975-11-13 US US05/631,471 patent/US4042359A/en not_active Expired - Lifetime
- 1975-11-13 IT IT69796/75A patent/IT1050945B/it active
- 1975-11-13 BE BE6045248A patent/BE835574A/xx not_active IP Right Cessation
- 1975-11-13 GB GB46940/75A patent/GB1487109A/en not_active Expired
- 1975-11-14 NL NL7513359A patent/NL7513359A/xx not_active Application Discontinuation
- 1975-11-14 FR FR7534818A patent/FR2290931A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5182026A (it) | 1976-07-19 |
| IL48373A0 (en) | 1975-12-31 |
| DE2454111B2 (de) | 1977-12-01 |
| FR2290931A1 (fr) | 1976-06-11 |
| DE2454111C3 (de) | 1978-08-03 |
| ZA756927B (en) | 1976-10-27 |
| GB1487109A (en) | 1977-09-28 |
| FR2290931B1 (it) | 1979-05-11 |
| JPS5344580B2 (it) | 1978-11-30 |
| US4042359A (en) | 1977-08-16 |
| DD121318A5 (it) | 1976-07-20 |
| IL48373A (en) | 1978-08-31 |
| DE2454111A1 (de) | 1976-05-26 |
| NL7513359A (nl) | 1976-05-18 |
| BE835574A (fr) | 1976-03-01 |
| IT1050945B (it) | 1981-03-20 |
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Legal Events
| Date | Code | Title | Description |
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| PL | Patent ceased |