CA1069852A - Methode d'utilisation d'une cellule electrolytique - Google Patents

Methode d'utilisation d'une cellule electrolytique

Info

Publication number: CA1069852A
Authority: CA; Canada
Prior art keywords: anolyte; asbestos; cell; liquor; anolyte liquor
Prior art date: 1975-05-14
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

Application number

CA248,032A

Other languages

English (en)

Inventor

Thomas C. Jeffery

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

PPG Industries Inc

Original Assignee

PPG Industries Inc

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.)

1975-05-14

Filing date

1976-03-16

Publication date

1980-01-15

1976-03-16 Application filed by PPG Industries Inc filed Critical PPG Industries Inc

1980-01-15 Application granted granted Critical

1980-01-15 Publication of CA1069852A publication Critical patent/CA1069852A/fr

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 26
239000010425 asbestos Substances 0.000 claims abstract description 83
229910052895 riebeckite Inorganic materials 0.000 claims abstract description 83
XTEGARKTQYYJKE-UHFFFAOYSA-M Chlorate Chemical compound [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 claims abstract description 57
229910052751 metal Inorganic materials 0.000 claims abstract description 28
239000002184 metal Substances 0.000 claims abstract description 28
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 22
239000012267 brine Substances 0.000 claims abstract description 17
HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims abstract description 17
229940005989 chlorate ion Drugs 0.000 claims abstract description 15
238000005868 electrolysis reaction Methods 0.000 claims abstract description 14
230000002706 hydrostatic effect Effects 0.000 claims abstract description 13
239000011780 sodium chloride Substances 0.000 claims abstract description 11
150000002894 organic compounds Chemical class 0.000 claims abstract description 9
150000001875 compounds Chemical class 0.000 claims abstract description 5
229910052784 alkaline earth metal Inorganic materials 0.000 claims abstract description 3
150000001342 alkaline earth metals Chemical class 0.000 claims abstract description 3
238000000354 decomposition reaction Methods 0.000 claims description 15
230000015572 biosynthetic process Effects 0.000 claims description 9
239000007788 liquid Substances 0.000 claims 1
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 14
239000004567 concrete Substances 0.000 abstract description 13
239000010439 graphite Substances 0.000 abstract description 13
229910002804 graphite Inorganic materials 0.000 abstract description 13
210000004027 cell Anatomy 0.000 description 67
238000007792 addition Methods 0.000 description 50
210000000188 diaphragm Anatomy 0.000 description 39
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
239000002585 base Substances 0.000 description 12
210000005056 cell body Anatomy 0.000 description 10
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 7
239000000460 chlorine Substances 0.000 description 7
230000007423 decrease Effects 0.000 description 7
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 7
239000000047 product Substances 0.000 description 7
WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 description 7
229910052719 titanium Inorganic materials 0.000 description 7
239000010936 titanium Substances 0.000 description 7
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 6
229910052801 chlorine Inorganic materials 0.000 description 6
239000003792 electrolyte Substances 0.000 description 6
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 5
238000006243 chemical reaction Methods 0.000 description 5
238000000576 coating method Methods 0.000 description 5
239000001257 hydrogen Substances 0.000 description 5
229910052739 hydrogen Inorganic materials 0.000 description 5
QWPPOHNGKGFGJK-UHFFFAOYSA-N hypochlorous acid Chemical compound ClO QWPPOHNGKGFGJK-UHFFFAOYSA-N 0.000 description 5
-1 linseed oil Chemical class 0.000 description 5
230000005012 migration Effects 0.000 description 5
238000013508 migration Methods 0.000 description 5
239000002002 slurry Substances 0.000 description 5
235000011121 sodium hydroxide Nutrition 0.000 description 5
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
229910000831 Steel Inorganic materials 0.000 description 4
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 4
239000011248 coating agent Substances 0.000 description 4
230000006866 deterioration Effects 0.000 description 4
150000002739 metals Chemical class 0.000 description 4
239000000243 solution Substances 0.000 description 4
239000010959 steel Substances 0.000 description 4
BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 description 3
KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 3
239000010426 asphalt Substances 0.000 description 3
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
229940043430 calcium compound Drugs 0.000 description 3
150000001674 calcium compounds Chemical class 0.000 description 3
235000021388 linseed oil Nutrition 0.000 description 3
239000000944 linseed oil Substances 0.000 description 3
239000001301 oxygen Substances 0.000 description 3
229910052760 oxygen Inorganic materials 0.000 description 3
230000000737 periodic effect Effects 0.000 description 3
BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
229910052715 tantalum Inorganic materials 0.000 description 3
GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 3
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
239000000654 additive Substances 0.000 description 2
229910052791 calcium Inorganic materials 0.000 description 2
239000011575 calcium Substances 0.000 description 2
210000003850 cellular structure Anatomy 0.000 description 2
230000002596 correlated effect Effects 0.000 description 2
230000001186 cumulative effect Effects 0.000 description 2
238000009792 diffusion process Methods 0.000 description 2
FJIUUBZGIYMKFS-UHFFFAOYSA-N dioxoruthenium oxygen(2-) titanium(4+) Chemical compound [Ru](=O)=O.[O-2].[O-2].[Ti+4] FJIUUBZGIYMKFS-UHFFFAOYSA-N 0.000 description 2
230000000694 effects Effects 0.000 description 2
239000000835 fiber Substances 0.000 description 2
125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 2
229910052742 iron Inorganic materials 0.000 description 2
150000007524 organic acids Chemical class 0.000 description 2
235000005985 organic acids Nutrition 0.000 description 2
239000006259 organic additive Substances 0.000 description 2
229910052762 osmium Inorganic materials 0.000 description 2
SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 2
229920000136 polysorbate Polymers 0.000 description 2
239000000843 powder Substances 0.000 description 2
239000011347 resin Substances 0.000 description 2
229920005989 resin Polymers 0.000 description 2
239000006104 solid solution Substances 0.000 description 2
239000004408 titanium dioxide Substances 0.000 description 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
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 description 1
241001435619 Lile Species 0.000 description 1
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
MJUDLWQWPKWWPB-UHFFFAOYSA-K [OH-].[Ca+2].[Ca+2].[O-]C([O-])=O Chemical compound [OH-].[Ca+2].[Ca+2].[O-]C([O-])=O MJUDLWQWPKWWPB-UHFFFAOYSA-K 0.000 description 1
230000002378 acidificating effect Effects 0.000 description 1
230000001464 adherent effect Effects 0.000 description 1
239000003513 alkali Substances 0.000 description 1
150000001339 alkali metal compounds Chemical class 0.000 description 1
150000001341 alkaline earth metal compounds Chemical class 0.000 description 1
150000001454 anthracenes Chemical class 0.000 description 1
230000003466 anti-cipated effect Effects 0.000 description 1
239000007864 aqueous solution Substances 0.000 description 1
150000001491 aromatic compounds Chemical class 0.000 description 1
239000003849 aromatic solvent Substances 0.000 description 1
229910052797 bismuth Inorganic materials 0.000 description 1
JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
229910000019 calcium carbonate Inorganic materials 0.000 description 1
239000000378 calcium silicate Substances 0.000 description 1
229910052918 calcium silicate Inorganic materials 0.000 description 1
OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
239000004568 cement Substances 0.000 description 1
238000002144 chemical decomposition reaction Methods 0.000 description 1
125000002340 chlorooxy group Chemical group ClO[*] 0.000 description 1
239000000470 constituent Substances 0.000 description 1
230000009089 cytolysis Effects 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
239000007857 degradation product Substances 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
235000014113 dietary fatty acids Nutrition 0.000 description 1
230000003292 diminished effect Effects 0.000 description 1
230000003628 erosive effect Effects 0.000 description 1
238000001704 evaporation Methods 0.000 description 1
230000008020 evaporation Effects 0.000 description 1
239000000194 fatty acid Substances 0.000 description 1
229930195729 fatty acid Natural products 0.000 description 1
150000004665 fatty acids Chemical class 0.000 description 1
NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
239000007789 gas Substances 0.000 description 1
229910052735 hafnium Inorganic materials 0.000 description 1
VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
150000008282 halocarbons Chemical class 0.000 description 1
150000002431 hydrogen Chemical class 0.000 description 1
GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
239000012535 impurity Substances 0.000 description 1
239000003456 ion exchange resin Substances 0.000 description 1
229920003303 ion-exchange polymer Polymers 0.000 description 1
150000002500 ions Chemical class 0.000 description 1
229910052741 iridium Inorganic materials 0.000 description 1
GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
229910052749 magnesium Inorganic materials 0.000 description 1
239000011777 magnesium Substances 0.000 description 1
ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
239000001095 magnesium carbonate Substances 0.000 description 1
229910000021 magnesium carbonate Inorganic materials 0.000 description 1
239000013521 mastic Substances 0.000 description 1
229910044991 metal oxide Inorganic materials 0.000 description 1
239000000203 mixture Substances 0.000 description 1
229910052750 molybdenum Inorganic materials 0.000 description 1
239000011733 molybdenum Substances 0.000 description 1
238000012544 monitoring process Methods 0.000 description 1
229910052758 niobium Inorganic materials 0.000 description 1
239000010955 niobium Substances 0.000 description 1
GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
QGLKJKCYBOYXKC-UHFFFAOYSA-N nonaoxidotritungsten Chemical compound O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 QGLKJKCYBOYXKC-UHFFFAOYSA-N 0.000 description 1
239000003921 oil Substances 0.000 description 1
235000019198 oils Nutrition 0.000 description 1
239000003960 organic solvent Substances 0.000 description 1
HBEQXAKJSGXAIQ-UHFFFAOYSA-N oxopalladium Chemical compound [Pd]=O HBEQXAKJSGXAIQ-UHFFFAOYSA-N 0.000 description 1
MUMZUERVLWJKNR-UHFFFAOYSA-N oxoplatinum Chemical compound [Pt]=O MUMZUERVLWJKNR-UHFFFAOYSA-N 0.000 description 1
SJLOMQIUPFZJAN-UHFFFAOYSA-N oxorhodium Chemical compound [Rh]=O SJLOMQIUPFZJAN-UHFFFAOYSA-N 0.000 description 1
229910052763 palladium Inorganic materials 0.000 description 1
229910003445 palladium oxide Inorganic materials 0.000 description 1
239000011295 pitch Substances 0.000 description 1
229910003446 platinum oxide Inorganic materials 0.000 description 1
229920000642 polymer Polymers 0.000 description 1
230000008092 positive effect Effects 0.000 description 1
239000010970 precious metal Substances 0.000 description 1
239000002244 precipitate Substances 0.000 description 1
238000011084 recovery Methods 0.000 description 1
239000012260 resinous material Substances 0.000 description 1
229910052703 rhodium Inorganic materials 0.000 description 1
239000010948 rhodium Substances 0.000 description 1
MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
229910003450 rhodium oxide Inorganic materials 0.000 description 1
229910052707 ruthenium Inorganic materials 0.000 description 1
229910001925 ruthenium oxide Inorganic materials 0.000 description 1
239000004065 semiconductor Substances 0.000 description 1
229910052708 sodium Inorganic materials 0.000 description 1
239000011734 sodium Substances 0.000 description 1
239000002904 solvent Substances 0.000 description 1
230000001629 suppression Effects 0.000 description 1
239000011269 tar Substances 0.000 description 1
229920001169 thermoplastic Polymers 0.000 description 1
239000004634 thermosetting polymer Substances 0.000 description 1
239000004416 thermosoftening plastic Substances 0.000 description 1
230000007704 transition Effects 0.000 description 1
229910052723 transition metal Inorganic materials 0.000 description 1
150000003624 transition metals Chemical class 0.000 description 1
WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
229910052721 tungsten Inorganic materials 0.000 description 1
239000010937 tungsten Substances 0.000 description 1
229910001930 tungsten oxide Inorganic materials 0.000 description 1
150000004670 unsaturated fatty acids Chemical class 0.000 description 1
235000021122 unsaturated fatty acids Nutrition 0.000 description 1
229910052720 vanadium Inorganic materials 0.000 description 1
GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
238000009736 wetting Methods 0.000 description 1

Classifications

- 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

Landscapes

Chemical & Material Sciences (AREA)
Inorganic Chemistry (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
Electrochemistry (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Electrodes For Compound Or Non-Metal Manufacture (AREA)

CA248,032A 1975-05-14 1976-03-16 Methode d'utilisation d'une cellule electrolytique Expired CA1069852A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US57727075A	1975-05-14	1975-05-14

Publications (1)

Publication Number	Publication Date
CA1069852A true CA1069852A (fr)	1980-01-15

Family

ID=24307994

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA248,032A Expired CA1069852A (fr)	1975-05-14	1976-03-16	Methode d'utilisation d'une cellule electrolytique

Country Status (9)

Country	Link
JP (1)	JPS51143599A (fr)
BE (1)	BE841844A (fr)
CA (1)	CA1069852A (fr)
DE (1)	DE2621206B2 (fr)
FR (1)	FR2311105A1 (fr)
GB (1)	GB1527666A (fr)
IT (1)	IT1058811B (fr)
MX (1)	MX142861A (fr)
NL (1)	NL7603949A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4173526A (en) *	1978-11-21	1979-11-06	E. I. Du Pont De Nemours And Company	Chlor-alkali cell diaphragm and its treatment

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1030104A (fr) *	1971-09-09	1978-04-25	William B. Darlington	Diaphragmes de cellules electrolytiques

1976
- 1976-03-16 CA CA248,032A patent/CA1069852A/fr not_active Expired
- 1976-03-22 MX MX163979A patent/MX142861A/es unknown
- 1976-04-12 IT IT67857/76A patent/IT1058811B/it active
- 1976-04-14 NL NL7603949A patent/NL7603949A/xx not_active Application Discontinuation
- 1976-05-13 GB GB19640/76A patent/GB1527666A/en not_active Expired
- 1976-05-13 JP JP51054794A patent/JPS51143599A/ja active Pending
- 1976-05-13 DE DE2621206A patent/DE2621206B2/de not_active Withdrawn
- 1976-05-13 FR FR7614508A patent/FR2311105A1/fr active Granted
- 1976-05-14 BE BE167043A patent/BE841844A/fr unknown

Also Published As

Publication number	Publication date
FR2311105B1 (fr)	1980-10-24
JPS51143599A (en)	1976-12-09
NL7603949A (nl)	1976-11-16
GB1527666A (en)	1978-10-04
AU1219476A (en)	1977-06-09
FR2311105A1 (fr)	1976-12-10
IT1058811B (it)	1982-05-10
BE841844A (fr)	1976-11-16
DE2621206B2 (de)	1979-03-22
DE2621206A1 (de)	1976-11-25
MX142861A (es)	1981-01-09

Legal Events

Date	Code	Title	Description
1997-01-15	MKEX	Expiry

Publication	Publication Date	Title
CA1117896A (fr)	1982-02-09	Electrolyse de melanges salins par apport d'un metal de transition a un catholyte
US3954581A (en)	1976-05-04	Method of electrolysis of brine
CA2050458C (fr)	2001-12-04	Electrode
WO1994025643A1 (fr)	1994-11-10	Recuperation du brome et preparation d'acide hypobromeux a partir d'une solution de bromure
EA011110B1 (ru)	2008-12-30	Способ получения металла электролизом солевого расплава и способ получения металлического титана
US4174266A (en)	1979-11-13	Method of operating an electrolytic cell having an asbestos diaphragm
US4381230A (en)	1983-04-26	Operation and regeneration of permselective ion-exchange membranes in brine electrolysis cells
JPS5949318B2 (ja)	1984-12-01	次亜ハロゲン酸アルカリ金属塩の電解製造法
CA1160983A (fr)	1984-01-24	Methode d'electrolyse de l'acide chlorhydrique
JP4187826B2 (ja)	2008-11-26	電解酸化による多硫化物の製造方法
KR850001577B1 (ko)	1985-10-19	막(膜)전해조 염수 공급액의 처리 방법
US3991251A (en)	1976-11-09	Treatment of asbestos diaphragms and resulting diaphragm
DE2251262A1 (de)	1973-05-03	Chemisches verfahren
CA1069852A (fr)	1980-01-15	Methode d'utilisation d'une cellule electrolytique
JPS6011114B2 (ja)	1985-03-23	金属塩化物の溶融塩電解法
US4115218A (en)	1978-09-19	Method of electrolyzing brine
US4147600A (en)	1979-04-03	Electrolytic method of producing concentrated hydroxide solutions
CA2057826C (fr)	1998-09-01	Methode d'utilisation des cellules a chloralcali
US3745101A (en)	1973-07-10	Electrolysis of dilute brine
US4238302A (en)	1980-12-09	Electrolytic process of recovering oxyacids of chlorine or salts thereof
CA1117895A (fr)	1982-02-09	Procede de lutte contre la formation de chlorate dans des cellules electrolytiques a chlor-alcali
RU2126461C1 (ru)	1999-02-20	Способ хлорщелочного электролиза и диафрагменный электролизер
US3471382A (en)	1969-10-07	Method for improving the operation of chloro-alkali diaphragm cells and apparatus therefor
US4379035A (en)	1983-04-05	Method of operating an electrolytic cell
CA1337807C (fr)	1995-12-26	Procede pour la production de dichromates alcalins et d'acide chromique