DE1792262A1 - Verfahren zum Bleichen von Mineralen mit Dithionitloesungen - Google Patents
Verfahren zum Bleichen von Mineralen mit DithionitloesungenInfo
- Publication number
- DE1792262A1 DE1792262A1 DE19681792262 DE1792262A DE1792262A1 DE 1792262 A1 DE1792262 A1 DE 1792262A1 DE 19681792262 DE19681792262 DE 19681792262 DE 1792262 A DE1792262 A DE 1792262A DE 1792262 A1 DE1792262 A1 DE 1792262A1
- Authority
- DE
- Germany
- Prior art keywords
- stream
- dithionite
- current
- mineral
- concentration
- 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
- GRWZHXKQBITJKP-UHFFFAOYSA-L dithionite(2-) Chemical compound [O-]S(=O)S([O-])=O GRWZHXKQBITJKP-UHFFFAOYSA-L 0.000 title claims description 31
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims description 22
- 239000011707 mineral Substances 0.000 title claims description 22
- 238000000034 method Methods 0.000 title claims description 14
- 238000004061 bleaching Methods 0.000 title claims description 13
- 238000009792 diffusion process Methods 0.000 claims description 14
- -1 diethyl compound Chemical class 0.000 claims description 7
- 239000007900 aqueous suspension Substances 0.000 claims description 4
- 239000007844 bleaching agent Substances 0.000 claims description 4
- 239000004927 clay Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 1
- 235000010755 mineral Nutrition 0.000 description 16
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 13
- 229910052753 mercury Inorganic materials 0.000 description 13
- 239000002734 clay mineral Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 229940075397 calomel Drugs 0.000 description 4
- ZOMNIUBKTOKEHS-UHFFFAOYSA-L dimercury dichloride Chemical compound Cl[Hg][Hg]Cl ZOMNIUBKTOKEHS-UHFFFAOYSA-L 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 3
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 229910052709 silver Inorganic materials 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- 229910000018 strontium carbonate Inorganic materials 0.000 description 3
- PENRVBJTRIYHOA-UHFFFAOYSA-L zinc dithionite Chemical compound [Zn+2].[O-]S(=O)S([O-])=O PENRVBJTRIYHOA-UHFFFAOYSA-L 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- LEDMRZGFZIAGGB-UHFFFAOYSA-L strontium carbonate Chemical compound [Sr+2].[O-]C([O-])=O LEDMRZGFZIAGGB-UHFFFAOYSA-L 0.000 description 2
- 239000000454 talc Substances 0.000 description 2
- 229910052623 talc Inorganic materials 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 206010019049 Hair texture abnormal Diseases 0.000 description 1
- 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
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical class [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- BDAGIHXWWSANSR-NJFSPNSNSA-N hydroxyformaldehyde Chemical compound O[14CH]=O BDAGIHXWWSANSR-NJFSPNSNSA-N 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 150000004764 thiosulfuric acid derivatives Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/04—Clay; Kaolin
- C04B33/06—Rendering lime harmless
-
- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/12—Naturally occurring clays or bleaching earth
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/30—Drying methods
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/416—Systems
- G01N27/48—Systems using polarography, i.e. measuring changes in current under a slowly-varying voltage
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Dispersion Chemistry (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Electrochemistry (AREA)
- Molecular Biology (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Geochemistry & Mineralogy (AREA)
- Inorganic Chemistry (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3712367 | 1967-08-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1792262A1 true DE1792262A1 (de) | 1971-10-28 |
Family
ID=10393919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681792262 Pending DE1792262A1 (de) | 1967-08-11 | 1968-08-12 | Verfahren zum Bleichen von Mineralen mit Dithionitloesungen |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3573943A (enExample) |
| CH (1) | CH493267A (enExample) |
| DE (1) | DE1792262A1 (enExample) |
| FI (1) | FI48042C (enExample) |
| FR (1) | FR1584124A (enExample) |
| GB (1) | GB1231387A (enExample) |
| NL (1) | NL6811402A (enExample) |
| SE (1) | SE336754B (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3853984A (en) * | 1973-10-17 | 1974-12-10 | Huber Corp J M | Controlling the leaching of kaolin clay |
| GB1585122A (en) * | 1976-10-07 | 1981-02-25 | English Clays Lovering Pochin | Clays |
-
1967
- 1967-08-11 GB GB3712367A patent/GB1231387A/en not_active Expired
-
1968
- 1968-08-05 US US750181A patent/US3573943A/en not_active Expired - Lifetime
- 1968-08-09 SE SE10739/68A patent/SE336754B/xx unknown
- 1968-08-09 FR FR1584124D patent/FR1584124A/fr not_active Expired
- 1968-08-09 NL NL6811402A patent/NL6811402A/xx not_active Application Discontinuation
- 1968-08-12 FI FI682271A patent/FI48042C/fi active
- 1968-08-12 DE DE19681792262 patent/DE1792262A1/de active Pending
- 1968-08-12 CH CH1208368A patent/CH493267A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR1584124A (enExample) | 1969-12-12 |
| CH493267A (fr) | 1970-07-15 |
| GB1231387A (enExample) | 1971-05-12 |
| FI48042C (fi) | 1974-06-10 |
| SE336754B (enExample) | 1971-07-12 |
| US3573943A (en) | 1971-04-06 |
| NL6811402A (enExample) | 1969-02-13 |
| FI48042B (enExample) | 1974-02-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHW | Rejection |