NO139610B - Fremgangsmaate for fremstilling av alkalihydroksyd og klor eller hydrogen eller klor ved elektrolyse - Google Patents

Fremgangsmaate for fremstilling av alkalihydroksyd og klor eller hydrogen eller klor ved elektrolyse Download PDF

Info

Publication number: NO139610B
Authority: NO; Norway
Prior art keywords: cell; electrolysis; chlorine; anode; membrane
Prior art date: 1971-12-27

Application number

NO4781/72A

Other languages

English (en)

Norwegian (no)

Inventor

Edward H Cook Jr

Alvin T Emery

Blaine O Schoepfle

Original Assignee

Hooker Chemical Corp

Priority date (The priority date 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 date listed.)

1971-12-27

Filing date

1972-12-27

Publication date

1979-01-02

1972-12-27 Application filed by Hooker Chemical Corp filed Critical Hooker Chemical Corp

1975-02-03 Priority to NO750337A priority Critical patent/NO141420C/no

1975-02-03 Priority to NO750338A priority patent/NO750338L/no

1975-02-03 Priority to NO750336A priority patent/NO750336L/no

1979-01-02 Publication of NO139610B publication Critical patent/NO139610B/no

Links

238000000034 method Methods 0.000 title claims abstract description 22
229910052801 chlorine Inorganic materials 0.000 title claims abstract description 20
239000000460 chlorine Substances 0.000 title claims abstract description 20
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical class [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 10
239000001257 hydrogen Substances 0.000 title claims abstract description 9
229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 9
KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 title description 4
238000005868 electrolysis reaction Methods 0.000 claims abstract description 32
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims abstract description 18
150000008044 alkali metal hydroxides Chemical class 0.000 claims abstract description 6
229910001854 alkali hydroxide Inorganic materials 0.000 claims abstract description 3
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 48
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 38
239000012528 membrane Substances 0.000 claims description 36
229920001577 copolymer Polymers 0.000 claims description 26
239000003518 caustics Substances 0.000 claims description 22
239000000463 material Substances 0.000 claims description 21
HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 20
239000012267 brine Substances 0.000 claims description 19
239000000243 solution Substances 0.000 claims description 18
235000011121 sodium hydroxide Nutrition 0.000 claims description 16
-1 perfluoro Chemical group 0.000 claims description 9
BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 6
OBTWBSRJZRCYQV-UHFFFAOYSA-N sulfuryl difluoride Chemical group FS(F)(=O)=O OBTWBSRJZRCYQV-UHFFFAOYSA-N 0.000 claims description 5
229910001514 alkali metal chloride Inorganic materials 0.000 claims description 4
229910052708 sodium Inorganic materials 0.000 claims description 3
239000011734 sodium Substances 0.000 claims description 3
125000000542 sulfonic acid group Chemical group 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 1
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 30
239000007788 liquid Substances 0.000 description 16
239000011780 sodium chloride Substances 0.000 description 15
150000002500 ions Chemical class 0.000 description 11
239000003513 alkali Substances 0.000 description 9
238000013508 migration Methods 0.000 description 9
230000005012 migration Effects 0.000 description 9
239000000047 product Substances 0.000 description 9
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
239000002253 acid Substances 0.000 description 8
239000003792 electrolyte Substances 0.000 description 8
238000004519 manufacturing process Methods 0.000 description 6
229910000831 Steel Inorganic materials 0.000 description 5
239000007864 aqueous solution Substances 0.000 description 5
229920005989 resin Polymers 0.000 description 5
239000011347 resin Substances 0.000 description 5
239000010959 steel Substances 0.000 description 5
RRZIJNVZMJUGTK-UHFFFAOYSA-N 1,1,2-trifluoro-2-(1,2,2-trifluoroethenoxy)ethene Chemical class FC(F)=C(F)OC(F)=C(F)F RRZIJNVZMJUGTK-UHFFFAOYSA-N 0.000 description 4
230000002378 acidificating effect Effects 0.000 description 4
238000009835 boiling Methods 0.000 description 4
150000001875 compounds Chemical class 0.000 description 4
239000007789 gas Substances 0.000 description 4
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
150000001768 cations Chemical class 0.000 description 3
230000007423 decrease Effects 0.000 description 3
229910002804 graphite Inorganic materials 0.000 description 3
239000010439 graphite Substances 0.000 description 3
229910052751 metal Inorganic materials 0.000 description 3
239000002184 metal Substances 0.000 description 3
239000000178 monomer Substances 0.000 description 3
229910001415 sodium ion Inorganic materials 0.000 description 3
238000012360 testing method Methods 0.000 description 3
MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 description 2
BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 description 2
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
239000000853 adhesive Substances 0.000 description 2
230000001070 adhesive effect Effects 0.000 description 2
229910052783 alkali metal Inorganic materials 0.000 description 2
ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
238000010276 construction Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
229920002313 fluoropolymer Polymers 0.000 description 2
BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
229920000642 polymer Polymers 0.000 description 2
229920000915 polyvinyl chloride Polymers 0.000 description 2
239000004800 polyvinyl chloride Substances 0.000 description 2
229910001925 ruthenium oxide Inorganic materials 0.000 description 2
WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 description 2
150000003839 salts Chemical group 0.000 description 2
239000000126 substance Substances 0.000 description 2
LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
239000004215 Carbon black (E152) Substances 0.000 description 1
229920001875 Ebonite Polymers 0.000 description 1
239000004809 Teflon Substances 0.000 description 1
229920006362 Teflon® Polymers 0.000 description 1
150000001265 acyl fluorides Chemical group 0.000 description 1
239000000654 additive Substances 0.000 description 1
230000001476 alcoholic effect Effects 0.000 description 1
229910001508 alkali metal halide Inorganic materials 0.000 description 1
150000008045 alkali metal halides Chemical class 0.000 description 1
150000001340 alkali metals Chemical class 0.000 description 1
AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
229910001870 ammonium persulfate Inorganic materials 0.000 description 1
239000010405 anode material Substances 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
239000010406 cathode material Substances 0.000 description 1
239000003729 cation exchange resin Substances 0.000 description 1
229940023913 cation exchange resins Drugs 0.000 description 1
239000004568 cement Substances 0.000 description 1
229920001429 chelating resin Polymers 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
238000003776 cleavage reaction Methods 0.000 description 1
239000004020 conductor Substances 0.000 description 1
239000004035 construction material Substances 0.000 description 1
230000007797 corrosion Effects 0.000 description 1
238000005260 corrosion Methods 0.000 description 1
230000007812 deficiency Effects 0.000 description 1
238000010586 diagram Methods 0.000 description 1
238000007599 discharging Methods 0.000 description 1
238000001035 drying Methods 0.000 description 1
239000011152 fibreglass Substances 0.000 description 1
239000010408 film Substances 0.000 description 1
239000011953 free-radical catalyst Substances 0.000 description 1
239000000446 fuel Substances 0.000 description 1
229910052736 halogen Inorganic materials 0.000 description 1
150000002367 halogens Chemical class 0.000 description 1
229930195733 hydrocarbon Natural products 0.000 description 1
150000002430 hydrocarbons Chemical class 0.000 description 1
150000002431 hydrogen Chemical class 0.000 description 1
230000003301 hydrolyzing effect Effects 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
238000011835 investigation Methods 0.000 description 1
239000003456 ion exchange resin Substances 0.000 description 1
229920003303 ion-exchange polymer Polymers 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
239000007791 liquid phase Substances 0.000 description 1
238000012423 maintenance Methods 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
239000012811 non-conductive material Substances 0.000 description 1
150000003022 phthalic acids Chemical class 0.000 description 1
229910052697 platinum Inorganic materials 0.000 description 1
229920001225 polyester resin Polymers 0.000 description 1
239000004645 polyester resin Substances 0.000 description 1
239000002861 polymer material Substances 0.000 description 1
229920001343 polytetrafluoroethylene Polymers 0.000 description 1
239000004810 polytetrafluoroethylene Substances 0.000 description 1
238000012545 processing Methods 0.000 description 1
230000003014 reinforcing effect Effects 0.000 description 1
239000012266 salt solution Substances 0.000 description 1
229920006395 saturated elastomer Polymers 0.000 description 1
239000012047 saturated solution Substances 0.000 description 1
230000007017 scission Effects 0.000 description 1
238000007789 sealing Methods 0.000 description 1
238000007493 shaping process Methods 0.000 description 1
238000002791 soaking Methods 0.000 description 1
239000007787 solid Substances 0.000 description 1
239000002904 solvent Substances 0.000 description 1
230000003068 static effect Effects 0.000 description 1
230000008961 swelling Effects 0.000 description 1
239000010409 thin film Substances 0.000 description 1
239000010936 titanium Substances 0.000 description 1
229910052719 titanium Inorganic materials 0.000 description 1
238000012546 transfer Methods 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/20—Manufacture of shaped structures of ion-exchange resins
- C08J5/22—Films, membranes or diaphragms
- C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
- C08J5/2218—Synthetic macromolecular compounds
- C08J5/2231—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds
- C08J5/2237—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds containing fluorine
- 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
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
- C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Electrochemistry (AREA)
Health & Medical Sciences (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Manufacture Of Macromolecular Shaped Articles (AREA)
Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)

NO4781/72A 1971-12-27 1972-12-27 Fremgangsmaate for fremstilling av alkalihydroksyd og klor eller hydrogen eller klor ved elektrolyse NO139610B (no)

Priority Applications (3)

Application Number	Priority Date	Filing Date	Title
NO750337A NO141420C (no)	1971-12-27	1975-02-03	Fremgangsmaate for aa reparere partier av et skadet ko-polymerdiafragma for elektrolyseceller
NO750338A NO750338L (es)	1971-12-27	1975-02-03
NO750336A NO750336L (es)	1971-12-27	1975-02-03

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US21217171A	1971-12-27	1971-12-27

Publications (1)

Publication Number	Publication Date
NO139610B true NO139610B (no)	1979-01-02

Family

ID=22789846

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO4781/72A NO139610B (no)	1971-12-27	1972-12-27	Fremgangsmaate for fremstilling av alkalihydroksyd og klor eller hydrogen eller klor ved elektrolyse

Country Status (15)

Country	Link
JP (1)	JPS4878097A (es)
AR (1)	AR196895A1 (es)
BE (1)	BE793078A (es)
BR (1)	BR7209151D0 (es)
CS (3)	CS190446B2 (es)
DD (1)	DD101821A5 (es)
ES (2)	ES410045A1 (es)
IL (3)	IL41038A (es)
IT (1)	IT972820B (es)
MX (1)	MX3133E (es)
NO (1)	NO139610B (es)
RO (1)	RO66346A (es)
SE (3)	SE383477B (es)
SU (1)	SU659078A3 (es)
ZA (1)	ZA728589B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3976549A (en) *	1973-02-26	1976-08-24	Hooker Chemicals & Plastics Corporation	Electrolysis method
JPS551351B2 (es) *	1974-03-07	1980-01-12
JPS5111098A (en) *	1974-07-19	1976-01-28	Asahi Glass Co Ltd	Suisankakariumuno seizohoho
JPS5154082A (ja) *	1974-11-08	1976-05-12	Asahi Glass Co Ltd	Yoionkokanmaku
JPS5291783A (en) *	1976-01-29	1977-08-02	Teikoku Piston Ring Co Ltd	Method of protecting diaphragm in electrodialusis or electrolysis
JPS5337198A (en) *	1977-07-15	1978-04-06	Asahi Chem Ind Co Ltd	Electrolytic method of sodium chloride
FR2948121B1 (fr)	2009-07-15	2011-08-05	Commissariat Energie Atomique	Copolymeres fluores, membranes preparees a partir de ceux-ci et dispositif de pile a combustible comprenant ces membranes

1972
- 1972-12-05 ZA ZA728589A patent/ZA728589B/xx unknown
- 1972-12-08 IL IL41038A patent/IL41038A/en unknown
- 1972-12-08 IL IL48546A patent/IL48546A/en unknown
- 1972-12-15 MX MX100198U patent/MX3133E/es unknown
- 1972-12-15 AR AR245688A patent/AR196895A1/es active
- 1972-12-20 BE BE793078D patent/BE793078A/xx unknown
- 1972-12-22 IT IT33474/72A patent/IT972820B/it active
- 1972-12-22 SE SE7216914A patent/SE383477B/xx unknown
- 1972-12-23 RO RO7273282A patent/RO66346A/ro unknown
- 1972-12-26 JP JP48004563A patent/JPS4878097A/ja active Pending
- 1972-12-26 ES ES410045A patent/ES410045A1/es not_active Expired
- 1972-12-27 CS CS751903A patent/CS190446B2/cs unknown
- 1972-12-27 CS CS728958A patent/CS190401B2/cs unknown
- 1972-12-27 NO NO4781/72A patent/NO139610B/no unknown
- 1972-12-27 CS CS758249A patent/CS190447B2/cs unknown
- 1972-12-27 SU SU721866652A patent/SU659078A3/ru active
- 1972-12-27 BR BR9151/72A patent/BR7209151D0/pt unknown
- 1972-12-27 DD DD167913A patent/DD101821A5/xx unknown
1975
- 1975-05-30 ES ES438085A patent/ES438085A1/es not_active Expired
- 1975-07-31 SE SE7508695A patent/SE7508695L/ not_active Application Discontinuation
- 1975-07-31 SE SE7508694A patent/SE412608B/xx unknown
- 1975-11-26 IL IL48546A patent/IL48546A0/xx unknown

Also Published As

Publication number	Publication date
IL48546A (en)	1976-11-30
CS190446B2 (en)	1979-05-31
SE7508694L (sv)	1975-07-31
AR196895A1 (es)	1974-02-28
RO66346A (fr)	1979-07-15
MX3133E (es)	1980-04-28
SE383477B (sv)	1976-03-15
IT972820B (it)	1974-05-31
ES410045A1 (es)	1976-06-01
DD101821A5 (es)	1973-11-20
ES438085A1 (es)	1977-02-01
IL41038A (en)	1976-08-31
JPS4878097A (es)	1973-10-19
IL48546A0 (en)	1976-01-30
IL41038A0 (en)	1973-02-28
BE793078A (en)	1973-06-20
BR7209151D0 (pt)	1974-12-24
SE7508695L (sv)	1975-07-31
SE412608B (sv)	1980-03-10
ZA728589B (en)	1974-01-30
CS190401B2 (en)	1979-05-31
SU659078A3 (ru)	1979-04-25
CS190447B2 (en)	1979-05-31

Publication	Publication Date	Title
US3976549A (en)	1976-08-24	Electrolysis method
US4470889A (en)	1984-09-11	Electrolytic cell having an improved ion exchange membrane and process for operating
CA1056768A (en)	1979-06-19	Coating metal anodes to decrease consumption rates
KR850000053B1 (ko)	1985-02-14	불소화 혼성막
US4212714A (en)	1980-07-15	Electrolysis of alkali metal halides in a three compartment cell with self-pressurized buffer compartment
US3853720A (en)	1974-12-10	Electrolysis of brine using permeable membranes comprising fluorocarbon copolymers
NO743912L (es)	1975-05-26
JPH0237936B2 (es)	1990-08-28
SU1750435A3 (ru)	1992-07-23	Способ электролиза водного раствора хлорида натри
NO802980L (no)	1981-05-11	Kloralkaliprosess og elektrolytisk celle med fast polymerelektrolytt.
NO791626L (no)	1979-11-20	Elektrolysecelle av filterpresstype
GB2026036A (en)	1980-01-30	Series of electrolytic chlor-alkali cells for the production of hydrogen caustic alkali and chlorine
NO138256B (no)	1978-04-24	Fremgangsmaate ved elektrolyse av en vandig opploesning inneholdende natrium- og/eller kaliumioner og elektrolysecelle for utfoerelse derav
IL46555A (en)	1977-10-31	Process and cell for electrolysis of aqueous alkali metal halide solutions
NO139610B (no)	1979-01-02	Fremgangsmaate for fremstilling av alkalihydroksyd og klor eller hydrogen eller klor ved elektrolyse
US4311567A (en)	1982-01-19	Treatment of permionic membrane
US4236989A (en)	1980-12-02	Electrolytic cell
US4242184A (en)	1980-12-30	Membrane cell chlor-alkali process having improved overall efficiency
US4127457A (en)	1978-11-28	Method of reducing chlorate formation in a chlor-alkali electrolytic cell
US4285795A (en)	1981-08-25	Electrolysis apparatus
CA1130758A (en)	1982-08-31	Electrolytic cell
US4061550A (en)	1977-12-06	Process for electrolysis
NO750336L (es)	1973-06-28
US4360412A (en)	1982-11-23	Treatment of permionic membrane
US4248689A (en)	1981-02-03	Electrolytic cell