JPH02157103A - 二酸化塩素の製造方法 - Google Patents
二酸化塩素の製造方法Info
- Publication number
- JPH02157103A JPH02157103A JP1269260A JP26926089A JPH02157103A JP H02157103 A JPH02157103 A JP H02157103A JP 1269260 A JP1269260 A JP 1269260A JP 26926089 A JP26926089 A JP 26926089A JP H02157103 A JPH02157103 A JP H02157103A
- Authority
- JP
- Japan
- Prior art keywords
- chlorine dioxide
- reaction
- palladium
- catalyst
- mineral acid
- 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.)
- Pending
Links
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 title claims abstract description 68
- 239000004155 Chlorine dioxide Substances 0.000 title claims abstract description 34
- 235000019398 chlorine dioxide Nutrition 0.000 title claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 title claims description 20
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000006243 chemical reaction Methods 0.000 claims abstract description 31
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000003054 catalyst Substances 0.000 claims abstract description 25
- -1 alkali metal chlorate Chemical class 0.000 claims abstract description 15
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 15
- XTEGARKTQYYJKE-UHFFFAOYSA-M chlorate Inorganic materials [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 claims abstract description 13
- 239000002253 acid Substances 0.000 claims abstract description 12
- 229910052763 palladium Inorganic materials 0.000 claims abstract description 11
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract description 10
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 claims abstract description 10
- 239000011707 mineral Substances 0.000 claims abstract description 10
- 239000011572 manganese Substances 0.000 claims abstract description 9
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 8
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052787 antimony Inorganic materials 0.000 claims abstract description 7
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 7
- 239000011733 molybdenum Substances 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract description 6
- 150000002739 metals Chemical class 0.000 claims abstract description 5
- 229910052720 vanadium Inorganic materials 0.000 claims abstract description 5
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims abstract description 5
- 150000003839 salts Chemical class 0.000 claims abstract description 4
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 claims abstract description 3
- 238000001704 evaporation Methods 0.000 claims abstract description 3
- 229910052741 iridium Inorganic materials 0.000 claims abstract description 3
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910052762 osmium Inorganic materials 0.000 claims abstract description 3
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910052697 platinum Inorganic materials 0.000 claims abstract description 3
- 229910052702 rhenium Inorganic materials 0.000 claims abstract description 3
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910052703 rhodium Inorganic materials 0.000 claims abstract description 3
- 239000010948 rhodium Substances 0.000 claims abstract description 3
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910052707 ruthenium Inorganic materials 0.000 claims abstract description 3
- 229910052713 technetium Inorganic materials 0.000 claims abstract description 3
- GKLVYJBZJHMRIY-UHFFFAOYSA-N technetium atom Chemical compound [Tc] GKLVYJBZJHMRIY-UHFFFAOYSA-N 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 13
- 239000012429 reaction media Substances 0.000 claims description 4
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 3
- 230000008020 evaporation Effects 0.000 claims description 2
- 238000002425 crystallisation Methods 0.000 claims 1
- 230000008025 crystallization Effects 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 239000003863 metallic catalyst Substances 0.000 abstract 1
- 235000019647 acidic taste Nutrition 0.000 description 15
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 6
- 229910052709 silver Inorganic materials 0.000 description 6
- 239000004332 silver Substances 0.000 description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 5
- 239000000460 chlorine Substances 0.000 description 5
- 229910052801 chlorine Inorganic materials 0.000 description 5
- 235000010755 mineral Nutrition 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 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
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 3
- 229910001514 alkali metal chloride Inorganic materials 0.000 description 3
- 229940099596 manganese sulfate Drugs 0.000 description 3
- 239000011702 manganese sulphate Substances 0.000 description 3
- 235000007079 manganese sulphate Nutrition 0.000 description 3
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 description 3
- PIBWKRNGBLPSSY-UHFFFAOYSA-L palladium(II) chloride Chemical compound Cl[Pd]Cl PIBWKRNGBLPSSY-UHFFFAOYSA-L 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000004061 bleaching Methods 0.000 description 2
- 239000007844 bleaching agent Substances 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 150000001805 chlorine compounds Chemical class 0.000 description 2
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 2
- 229910001437 manganese ion Inorganic materials 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000007787 solid Substances 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
- 238000009621 Solvay process Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910052936 alkali metal sulfate Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 229940005989 chlorate ion Drugs 0.000 description 1
- 229910001902 chlorine oxide Inorganic materials 0.000 description 1
- MAYPHUUCLRDEAZ-UHFFFAOYSA-N chlorine peroxide Chemical compound ClOOCl MAYPHUUCLRDEAZ-UHFFFAOYSA-N 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- COTNUBDHGSIOTA-UHFFFAOYSA-N meoh methanol Chemical compound OC.OC COTNUBDHGSIOTA-UHFFFAOYSA-N 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000004076 pulp bleaching Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B11/00—Oxides or oxyacids of halogens; Salts thereof
- C01B11/02—Oxides of chlorine
- C01B11/022—Chlorine dioxide (ClO2)
- C01B11/023—Preparation from chlorites or chlorates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8803761A SE464193B (sv) | 1988-10-20 | 1988-10-20 | Foerfarande foer framstaellning av klordioxid |
SE8803761-9 | 1988-10-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02157103A true JPH02157103A (ja) | 1990-06-15 |
Family
ID=20373696
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1269260A Pending JPH02157103A (ja) | 1988-10-20 | 1989-10-18 | 二酸化塩素の製造方法 |
Country Status (12)
Country | Link |
---|---|
US (1) | US5002746A (forum.php) |
EP (1) | EP0365501A1 (forum.php) |
JP (1) | JPH02157103A (forum.php) |
AR (1) | AR245675A1 (forum.php) |
AU (1) | AU606537B2 (forum.php) |
BR (1) | BR8905262A (forum.php) |
CA (1) | CA1333518C (forum.php) |
FI (1) | FI94950C (forum.php) |
NO (1) | NO894173L (forum.php) |
NZ (1) | NZ231045A (forum.php) |
PT (1) | PT92033B (forum.php) |
SE (1) | SE464193B (forum.php) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06504024A (ja) * | 1990-06-20 | 1994-05-12 | テネコ カナダ インコーポレイテッド | メタノールを用いた二酸化塩素製造工程 |
US5322598A (en) * | 1990-02-06 | 1994-06-21 | Olin Corporation | Chlorine dioxide generation using inert load of sodium perchlorate |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5348683A (en) * | 1990-02-06 | 1994-09-20 | Olin Corporation | Chloric acid - alkali metal chlorate mixtures and chlorine dioxide generation |
US5242554A (en) * | 1990-02-06 | 1993-09-07 | Olin Corporation | Electrolytic production of chloric acid and sodium chlorate mixtures for the generation of chlorine dioxide |
US5770171A (en) * | 1990-03-05 | 1998-06-23 | Eka Nobel Inc. | Process for production of chlorine dioxide |
US5435984A (en) * | 1992-04-28 | 1995-07-25 | Degussa Corporation | Catalyst for the synthesis of chlorine dioxide |
US5599518A (en) * | 1994-12-01 | 1997-02-04 | Olin Corporation | Catalytic process for chlorine dioxide generation from chloric acid |
US6322768B1 (en) | 1998-09-29 | 2001-11-27 | International Paper Company | Recovery of chlorine dioxide from gas streams |
US6306281B1 (en) | 1999-11-30 | 2001-10-23 | Joseph Matthew Kelley | Electrolytic process for the generation of stable solutions of chlorine dioxide |
US7087208B2 (en) | 2001-08-02 | 2006-08-08 | Sampson Allison H | Methods for making chlorous acid and chlorine dioxide |
US8513176B2 (en) | 2006-08-02 | 2013-08-20 | Ch2O Incorporated | Disinfecting and mineral deposit eliminating composition and methods |
AU2011349151B8 (en) | 2010-12-23 | 2015-07-09 | Allison H. Sampson | Method of preparing, storing, transporting and testing chlorine dioxide solutions |
CN105417497B (zh) * | 2015-12-15 | 2017-12-08 | 刘学思 | 一种高浓度二氧化氯稳态液的生产装置及工艺 |
CN106395749B (zh) * | 2016-09-14 | 2018-06-22 | 华东师范大学 | 一种固态多相催化制备高纯度二氧化氯的方法 |
US11168005B2 (en) | 2019-02-19 | 2021-11-09 | Dripping Wet Water, Inc | Conductivity control of aqueous chemical dosing in water treatment systems |
US11142455B2 (en) | 2019-06-05 | 2021-10-12 | Dripping Wet Water, Inc. | Pressurized catalytic production of dioxide species |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5444278A (en) * | 1977-09-16 | 1979-04-07 | Tateishi Roka Kougiyou Kk | Method of producing filter cylinder for cartridge filter |
JPS5545483A (en) * | 1978-09-29 | 1980-03-31 | Matsushita Electric Works Ltd | Outer edge device of reciprocating electric razor |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3864456A (en) * | 1964-08-13 | 1975-02-04 | Electric Reduction Co | Manufacture of chlorine dioxide, chlorine and anhydrous sodium sulphate |
US3933988A (en) * | 1966-10-24 | 1976-01-20 | Hooker Chemicals & Plastics Corporation | Method of simultaneously producing chlorine dioxide and a sulfate salt |
US3563702A (en) * | 1968-03-05 | 1971-02-16 | Hooker Chemical Corp | Production of chlorine dioxide |
SE328854B (forum.php) * | 1969-07-15 | 1970-09-28 | Nippon Soda Co | |
US4145401A (en) * | 1976-03-19 | 1979-03-20 | Erco Industries Limited | High efficiency chlorine dioxide production at low acidity with methanol addition |
US4154809A (en) * | 1976-03-19 | 1979-05-15 | Erco Industries Limited | High efficiency chlorine dioxide production using HCl as acid and methanol addition |
CA1079931A (en) * | 1976-03-19 | 1980-06-24 | Richard Swindells | High efficiency production of chlorine dioxide by solvay process |
JPS538398A (en) * | 1976-07-12 | 1978-01-25 | Japan Carlit Co Ltd | Manufacturing method of chlorine dioxide |
JPS5474296A (en) * | 1977-11-26 | 1979-06-14 | Japan Carlit Co Ltd | Manufacture of chlorine dioxide |
US4169134A (en) * | 1977-12-02 | 1979-09-25 | The Japan Carlit Co., Ltd. | Manufacturing chlorine dioxide with thallium and silver or palladium catalysts |
US4178356A (en) * | 1977-12-02 | 1979-12-11 | The Japan Carlit Co., Ltd. | Process for manufacturing chlorine dioxide |
NZ190344A (en) * | 1978-05-18 | 1981-02-11 | Hooker Chemicals Plastics Corp | Continuous production of a mixture of chlorine dioxide, chlorine and a neutral alkali metal salt |
SE8005942L (sv) * | 1979-08-28 | 1981-03-01 | Erco Ind Ltd | Katalytisk framstellning av klordioxid |
US4381290A (en) * | 1981-04-23 | 1983-04-26 | Diamond Shamrock Corporation | Method and catalyst for making chlorine dioxide |
AU8282782A (en) * | 1981-04-23 | 1982-10-28 | Diamond Shamrock Chemicals Company | Catalyst for making chlorine dioxide |
EP0131378B2 (en) * | 1983-06-10 | 1996-10-09 | Sterling Canada, Inc. | Process for the production of chlorine dioxide |
US4465658A (en) * | 1983-06-13 | 1984-08-14 | Erco Industries Limited | Chlorine dioxide process |
US4473540A (en) * | 1983-07-07 | 1984-09-25 | Erco Industries Limited | High efficiency chlorine dioxide process |
SE452756B (sv) * | 1985-03-04 | 1987-12-14 | Eka Nobel Ab | Forfarande for framstellning av klordioxid |
SE460046B (sv) * | 1987-03-27 | 1989-09-04 | Eka Nobel Ab | Foerfarande foer framstaellning av klordioxid |
-
1988
- 1988-10-20 SE SE8803761A patent/SE464193B/sv not_active Application Discontinuation
-
1989
- 1989-06-28 US US07/372,469 patent/US5002746A/en not_active Expired - Fee Related
- 1989-09-22 CA CA000612660A patent/CA1333518C/en not_active Expired - Fee Related
- 1989-10-10 EP EP89850343A patent/EP0365501A1/en not_active Withdrawn
- 1989-10-16 FI FI894901A patent/FI94950C/fi not_active IP Right Cessation
- 1989-10-16 AU AU42915/89A patent/AU606537B2/en not_active Ceased
- 1989-10-17 BR BR898905262A patent/BR8905262A/pt not_active Application Discontinuation
- 1989-10-17 NZ NZ231045A patent/NZ231045A/xx unknown
- 1989-10-18 JP JP1269260A patent/JPH02157103A/ja active Pending
- 1989-10-19 PT PT92033A patent/PT92033B/pt not_active IP Right Cessation
- 1989-10-19 NO NO89894173A patent/NO894173L/no unknown
- 1989-10-20 AR AR89315227A patent/AR245675A1/es active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5444278A (en) * | 1977-09-16 | 1979-04-07 | Tateishi Roka Kougiyou Kk | Method of producing filter cylinder for cartridge filter |
JPS5545483A (en) * | 1978-09-29 | 1980-03-31 | Matsushita Electric Works Ltd | Outer edge device of reciprocating electric razor |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5322598A (en) * | 1990-02-06 | 1994-06-21 | Olin Corporation | Chlorine dioxide generation using inert load of sodium perchlorate |
JPH06504024A (ja) * | 1990-06-20 | 1994-05-12 | テネコ カナダ インコーポレイテッド | メタノールを用いた二酸化塩素製造工程 |
Also Published As
Publication number | Publication date |
---|---|
FI94950C (fi) | 1995-11-27 |
PT92033B (pt) | 1995-05-31 |
AR245675A1 (es) | 1994-02-28 |
SE8803761D0 (sv) | 1988-10-20 |
AU606537B2 (en) | 1991-02-07 |
AU4291589A (en) | 1990-05-17 |
BR8905262A (pt) | 1990-05-22 |
FI94950B (fi) | 1995-08-15 |
NZ231045A (en) | 1991-04-26 |
CA1333518C (en) | 1994-12-20 |
NO894173L (no) | 1990-04-23 |
EP0365501A1 (en) | 1990-04-25 |
PT92033A (pt) | 1990-04-30 |
US5002746B1 (forum.php) | 1993-02-16 |
NO894173D0 (no) | 1989-10-19 |
FI894901A0 (fi) | 1989-10-16 |
SE464193B (sv) | 1991-03-18 |
SE8803761L (sv) | 1990-04-21 |
US5002746A (en) | 1991-03-26 |
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