FR2235210B1 - - Google Patents
Info
- Publication number
- FR2235210B1 FR2235210B1 FR7420051A FR7420051A FR2235210B1 FR 2235210 B1 FR2235210 B1 FR 2235210B1 FR 7420051 A FR7420051 A FR 7420051A FR 7420051 A FR7420051 A FR 7420051A FR 2235210 B1 FR2235210 B1 FR 2235210B1
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B19/00—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica
- B32B19/02—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica the layer of fibres or particles being impregnated or embedded in a plastic substance
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B13/00—Diaphragms; Spacing elements
- C25B13/04—Diaphragms; Spacing elements characterised by the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B19/00—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica
- B32B19/04—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B19/00—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica
- B32B19/08—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica comprising asbestos
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B13/00—Diaphragms; Spacing elements
- C25B13/04—Diaphragms; Spacing elements characterised by the material
- C25B13/05—Diaphragms; Spacing elements characterised by the material based on inorganic materials
- C25B13/06—Diaphragms; Spacing elements characterised by the material based on inorganic materials based on asbestos
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/02—2 layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/03—3 layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/40—Symmetrical or sandwich layers, e.g. ABA, ABCBA, ABCCBA
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2315/00—Other materials containing non-metallic inorganic compounds not provided for in groups B32B2311/00 - B32B2313/04
- B32B2315/12—Asbestos
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2457/00—Electrical equipment
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE132292A BE800949A (fr) | 1973-06-15 | 1973-06-15 | Diaphragme pour une cellule d'electrolyse |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2235210A1 FR2235210A1 (fr) | 1975-01-24 |
FR2235210B1 true FR2235210B1 (fr) | 1976-12-24 |
Family
ID=3841997
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7420051A Expired FR2235210B1 (fr) | 1973-06-15 | 1974-06-06 |
Country Status (14)
Country | Link |
---|---|
US (1) | US3945910A (fr) |
JP (1) | JPS5036377A (fr) |
AT (1) | AT331818B (fr) |
BE (1) | BE800949A (fr) |
BR (1) | BR7404903D0 (fr) |
CH (1) | CH587356A5 (fr) |
DE (1) | DE2426037A1 (fr) |
ES (1) | ES427114A1 (fr) |
FI (1) | FI176574A (fr) |
FR (1) | FR2235210B1 (fr) |
GB (1) | GB1470213A (fr) |
NL (1) | NL7407779A (fr) |
SE (1) | SE394202B (fr) |
ZA (1) | ZA743378B (fr) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4210515A (en) * | 1975-02-10 | 1980-07-01 | Basf Wyandotte Corporation | Thermoplastic fibers as separator or diaphragm in electrochemical cells |
US4036729A (en) * | 1975-04-10 | 1977-07-19 | Patil Arvind S | Diaphragms from discrete thermoplastic fibers requiring no bonding or cementing |
US4093533A (en) * | 1975-12-12 | 1978-06-06 | The Dow Chemical Company | Bonded asbestos diaphragms |
US4065534A (en) * | 1976-04-20 | 1977-12-27 | Ppg Industries, Inc. | Method of providing a resin reinforced asbestos diaphragm |
US4174259A (en) * | 1976-09-24 | 1979-11-13 | Hooker Chemicals & Plastics Corp. | Electrolytic cell structure and method of assembly |
US4126535A (en) * | 1976-11-18 | 1978-11-21 | Basf Wyandotte Corporation | Chlorotrifluoroethylene containing polymer diaphragm |
LU78350A1 (fr) * | 1977-10-19 | 1979-06-01 | Solvay | Procede de fabrication d'un diaphragme permeable pour cellule d'electrolyse |
US4238303A (en) * | 1978-08-14 | 1980-12-09 | E. I. Du Pont De Nemours And Company | Diaphragm modifier for chlor-alkali cell |
US4180449A (en) * | 1978-09-18 | 1979-12-25 | The Dow Chemical Company | Bonded asbestos diaphragms and mats |
DE2938069A1 (de) * | 1979-09-20 | 1981-04-02 | Siemens AG, 1000 Berlin und 8000 München | Asbestdiaphragmen fuer elektrochemische zellen und deren herstellung |
US7709115B2 (en) * | 1994-08-25 | 2010-05-04 | University Of Iowa Research Foundation | Methods for forming magnetically modified electrodes and articles produced thereby |
US6322676B1 (en) | 1998-03-25 | 2001-11-27 | University Of Iowa Research Foundation | Magnetic composites exhibiting distinct flux properties due to gradient interfaces |
US20050213187A1 (en) * | 1994-08-25 | 2005-09-29 | University Of Iowa Research Foundation | Methods for forming magnetically modified electrodes and articles produced thereby |
US6001248A (en) * | 1994-08-25 | 1999-12-14 | The University Of Iowa Research Foundation | Gradient interface magnetic composites and systems therefor |
US5871625A (en) * | 1994-08-25 | 1999-02-16 | University Of Iowa Research Foundation | Magnetic composites for improved electrolysis |
US6355166B1 (en) | 1994-08-25 | 2002-03-12 | The University Of Iowa Research Foundation | Magnetically enhanced composite materials and methods for making and using the same |
US6949179B2 (en) * | 1994-08-25 | 2005-09-27 | University Of Iowa Research Foundation | Methods for forming magnetically modified electrodes and articles produced thereby |
US5817221A (en) * | 1994-08-25 | 1998-10-06 | University Of Iowa Research Foundation | Composites formed using magnetizable material, a catalyst and an electron conductor |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3097990A (en) * | 1961-01-16 | 1963-07-16 | Armstrong Cork Co | Polytetrafluoroethylene saturated crocidolite fiber product |
US3235473A (en) * | 1961-12-26 | 1966-02-15 | Pullman Inc | Method of producing fuel cell electrodes |
US3282875A (en) * | 1964-07-22 | 1966-11-01 | Du Pont | Fluorocarbon vinyl ether polymers |
US3441472A (en) * | 1965-10-11 | 1969-04-29 | Hollingsworth & Vose Co | Method of forming glass-asbestos water-laid sheet |
US3505200A (en) * | 1966-12-01 | 1970-04-07 | Hooker Chemical Corp | Anthophyllite asbestos diaphragm for chlor-alkali electrolytic cells |
CA845032A (en) * | 1966-12-03 | 1970-06-23 | Hacker Heinz | Gas-tight diaphragms for electrochemical cells |
US3694281A (en) * | 1969-04-28 | 1972-09-26 | Pullman Inc | Process for forming a diaphragm for use in an electrolytic cell |
US3702267A (en) * | 1970-06-15 | 1972-11-07 | Du Pont | Electrochemical cell containing a water-wettable polytetrafluoroethylene separator |
-
1973
- 1973-06-15 BE BE132292A patent/BE800949A/fr unknown
-
1974
- 1974-05-23 GB GB2304374A patent/GB1470213A/en not_active Expired
- 1974-05-27 ZA ZA00743378A patent/ZA743378B/xx unknown
- 1974-05-30 DE DE19742426037 patent/DE2426037A1/de active Pending
- 1974-06-06 FR FR7420051A patent/FR2235210B1/fr not_active Expired
- 1974-06-08 ES ES427114A patent/ES427114A1/es not_active Expired
- 1974-06-10 FI FI1765/74A patent/FI176574A/fi unknown
- 1974-06-11 NL NL7407779A patent/NL7407779A/xx unknown
- 1974-06-13 US US05/478,973 patent/US3945910A/en not_active Expired - Lifetime
- 1974-06-13 SE SE7407822A patent/SE394202B/xx unknown
- 1974-06-14 AT AT494774A patent/AT331818B/de not_active IP Right Cessation
- 1974-06-14 CH CH821474A patent/CH587356A5/xx not_active IP Right Cessation
- 1974-06-14 BR BR4903/74A patent/BR7404903D0/pt unknown
- 1974-06-15 JP JP49067651A patent/JPS5036377A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
AT331818B (de) | 1976-08-25 |
SE394202B (sv) | 1977-06-13 |
ZA743378B (en) | 1975-05-28 |
ES427114A1 (es) | 1977-02-16 |
AU6954874A (en) | 1975-12-04 |
BE800949A (fr) | 1973-10-01 |
FR2235210A1 (fr) | 1975-01-24 |
BR7404903D0 (pt) | 1975-01-21 |
NL7407779A (fr) | 1974-12-17 |
US3945910A (en) | 1976-03-23 |
CH587356A5 (fr) | 1977-04-29 |
DE2426037A1 (de) | 1975-01-09 |
ATA494774A (de) | 1975-12-15 |
GB1470213A (en) | 1977-04-14 |
JPS5036377A (fr) | 1975-04-05 |
SE7407822L (fr) | 1974-12-16 |
FI176574A (fr) | 1974-12-16 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |