SE7906795L - Forfarande for framstellning av klordioxid, klorid och klorat - Google Patents
Forfarande for framstellning av klordioxid, klorid och kloratInfo
- Publication number
- SE7906795L SE7906795L SE7906795A SE7906795A SE7906795L SE 7906795 L SE7906795 L SE 7906795L SE 7906795 A SE7906795 A SE 7906795A SE 7906795 A SE7906795 A SE 7906795A SE 7906795 L SE7906795 L SE 7906795L
- Authority
- SE
- Sweden
- Prior art keywords
- alkali metal
- chlorine
- chlorine dioxide
- sulfuric acid
- chloride
- Prior art date
Links
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 title claims 6
- XTEGARKTQYYJKE-UHFFFAOYSA-M Chlorate Chemical compound [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 title claims 3
- 239000004155 Chlorine dioxide Substances 0.000 title claims 3
- 235000019398 chlorine dioxide Nutrition 0.000 title claims 3
- 238000000034 method Methods 0.000 title claims 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 title 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims 6
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims 4
- 229910001514 alkali metal chloride Inorganic materials 0.000 claims 3
- 239000000460 chlorine Substances 0.000 claims 3
- 229910052801 chlorine Inorganic materials 0.000 claims 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims 2
- 229910052783 alkali metal Inorganic materials 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims 1
- -1 alkali metal chlorate Chemical class 0.000 claims 1
- 229910052936 alkali metal sulfate Inorganic materials 0.000 claims 1
- 150000001340 alkali metals Chemical class 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000003054 catalyst Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 239000002002 slurry Substances 0.000 claims 1
- 229910021653 sulphate ion Inorganic materials 0.000 claims 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
- C01B11/025—Preparation from chlorites or chlorates from chlorates without any other reaction reducing agent than chloride ions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/16—Fractionating columns in which vapour bubbles through liquid
- B01D3/24—Fractionating columns in which vapour bubbles through liquid with sloping plates or elements mounted stepwise
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00164—Controlling or regulating processes controlling the flow
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Catalysts (AREA)
Claims (1)
1. F1;rfarande for kontinuerlig bildning av en blandning innehAllande klordioxid, klorld och sulfat a. ett alkalimetallklorat, en alkalimetailklorid och svaveleyra kontinuerligt bringas att reagera/en enklirlsreaktor, son samtidigt utgOr generator indunstare och kristallisator, i sAdana proportioner attklordioxid, klor och alkalimetallsulfat bildas, i frAnvaro av en katalyeatori b. temperataren hAlles vid ca 65 till ca 85°c; c. reaktionslasningens surbet Mlles vid ca 4 till ea 11 N; d. reaktionslOsningen utsAttes for ett vakuus av ea 13 till ea 53 kFU fOr avdrivniag av vattenAnga; e. klordioxid och klor, som bildats vid reaktionen, uttsges i blandning med vattenAngan; och f. alkalimetallvAtesulfat kontinuerligt bringas att kristalUsers i enkArlareaktorn och kontinuerligt uttages dlirifrAni icannetecknat ax att alkalimetallvittobrulfatkriatallerna, son bildas I enkarlsreaktorn, kontinuerligt i form av en uppslamning NverfOres t Averdelen pA,Amkutbyteskolonn, nedAtFrAende striimnintr; rid sevitidigt str8to av utsplidd saltsyra bringas att passers uppAt genom kolonnen vid en bastighet oeh i ti1lrckliga mAngder fAr istadkommande av reaktion mod alkalimetalleulfatet, varvid detta rulfat over/tires till evavelsyre och alkalimetallklorid, att kontinuerligt klorat och svavelsyre vAsentligen fullstAndigt AterfAres till enkiirlsreakterm; och att kontinuerligt alkalimetallkloriduppslamming avlAgmmas frAn utbyteskolonnerm botten.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/556,379 US3976758A (en) | 1975-03-07 | 1975-03-07 | Production of chlorine dioxide |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7906795L true SE7906795L (sv) | 1979-08-14 |
| SE430590B SE430590B (sv) | 1983-11-28 |
Family
ID=24221108
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7602124A SE416127B (sv) | 1975-03-07 | 1976-02-23 | Forfarande for kontinuerlig framstellning av en blandning innehallande klordioxid, klorid och sulfat |
| SE7906795A SE430590B (sv) | 1975-03-07 | 1979-08-14 | Forfarande for kontinuerlig bildning ur en blandning innehallande klordioxid, klorid och sulfat |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7602124A SE416127B (sv) | 1975-03-07 | 1976-02-23 | Forfarande for kontinuerlig framstellning av en blandning innehallande klordioxid, klorid och sulfat |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3976758A (sv) |
| JP (1) | JPS5924082B2 (sv) |
| AU (1) | AU498155B2 (sv) |
| BR (1) | BR7601244A (sv) |
| CA (1) | CA1097478A (sv) |
| ES (1) | ES445743A1 (sv) |
| FI (1) | FI65213C (sv) |
| FR (1) | FR2302964A1 (sv) |
| PT (1) | PT64874B (sv) |
| SE (2) | SE416127B (sv) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4049784A (en) * | 1975-03-07 | 1977-09-20 | Hooker Chemicals & Plastics Corporation | Production of chlorine dioxide with product slurry metathesis |
| ZA786778B (en) * | 1978-01-03 | 1980-07-30 | Erco Ind Ltd | Improved washing procedure in chlorine dioxide production |
| 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 |
| US5770171A (en) * | 1990-03-05 | 1998-06-23 | Eka Nobel Inc. | Process for production of chlorine dioxide |
| US6126702A (en) * | 1998-03-09 | 2000-10-03 | International Paper Company | Apparatus and method for treating sesquisulfate waste streams |
| AU2011229776B2 (en) | 2010-03-23 | 2013-11-28 | International Paper Company | Improved BCTMP filtrate recycling system and method |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE337217C (sv) * | ||||
| NL57583C (sv) * | 1941-05-08 | 1900-01-01 | ||
| US2531137A (en) * | 1946-06-25 | 1950-11-21 | Laubi Otto | Preparation of sulfuric acid and sodium chloride from sodium sulfate solutions |
| US3864456A (en) * | 1964-08-13 | 1975-02-04 | Electric Reduction Co | Manufacture of chlorine dioxide, chlorine and anhydrous sodium sulphate |
| US3563702A (en) * | 1968-03-05 | 1971-02-16 | Hooker Chemical Corp | Production of chlorine dioxide |
| CA920773A (en) * | 1970-01-20 | 1973-02-13 | Electric Reduction Company Of Canada | Production of sulphuric acid |
| US3760065A (en) * | 1970-05-29 | 1973-09-18 | Erco Ind Ltd | Production of chlorine dioxide |
| US3754081A (en) * | 1970-09-17 | 1973-08-21 | Hooker Chemical Corp | Process for the production of chlorine dioxide,chlorine and a mixtureof an alkali metal sulfate and bisulfate |
| US3793439A (en) * | 1971-02-17 | 1974-02-19 | Erco Ind Ltd | Production of chlorine dioxide |
| US3800026A (en) * | 1971-04-06 | 1974-03-26 | Stauffer Chemical Co | Method for preparing sodium chloride brine |
| US3733395A (en) * | 1971-04-07 | 1973-05-15 | Hooker Chemical Corp | Process for producing chlorine dioxide,chlorine and a neutral sulfate salt in the sulfate or kraft process of preparing wood pulp |
-
1975
- 1975-03-07 US US05/556,379 patent/US3976758A/en not_active Expired - Lifetime
-
1976
- 1976-02-17 CA CA245,890A patent/CA1097478A/en not_active Expired
- 1976-02-18 AU AU11193/76A patent/AU498155B2/en not_active Expired
- 1976-02-23 SE SE7602124A patent/SE416127B/sv unknown
- 1976-02-26 BR BR7601244A patent/BR7601244A/pt unknown
- 1976-03-02 FI FI760545A patent/FI65213C/fi not_active IP Right Cessation
- 1976-03-03 ES ES445743A patent/ES445743A1/es not_active Expired
- 1976-03-03 JP JP51023696A patent/JPS5924082B2/ja not_active Expired
- 1976-03-05 FR FR7606304A patent/FR2302964A1/fr active Granted
- 1976-03-05 PT PT64874A patent/PT64874B/pt unknown
-
1979
- 1979-08-14 SE SE7906795A patent/SE430590B/sv unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS51112797A (en) | 1976-10-05 |
| US3976758A (en) | 1976-08-24 |
| FI65213C (fi) | 1984-04-10 |
| FR2302964B1 (sv) | 1981-08-21 |
| SE430590B (sv) | 1983-11-28 |
| FI65213B (fi) | 1983-12-30 |
| FR2302964A1 (fr) | 1976-10-01 |
| SE416127B (sv) | 1980-12-01 |
| PT64874B (en) | 1977-07-22 |
| JPS5924082B2 (ja) | 1984-06-07 |
| AU1119376A (en) | 1977-08-25 |
| ES445743A1 (es) | 1977-09-01 |
| AU498155B2 (en) | 1979-02-15 |
| BR7601244A (pt) | 1976-09-14 |
| SE7602124L (sv) | 1976-09-08 |
| FI760545A (sv) | 1976-09-08 |
| CA1097478A (en) | 1981-03-17 |
| PT64874A (en) | 1976-04-01 |
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