DE3213517C2 - - Google Patents
Info
- Publication number
- DE3213517C2 DE3213517C2 DE3213517A DE3213517A DE3213517C2 DE 3213517 C2 DE3213517 C2 DE 3213517C2 DE 3213517 A DE3213517 A DE 3213517A DE 3213517 A DE3213517 A DE 3213517A DE 3213517 C2 DE3213517 C2 DE 3213517C2
- Authority
- DE
- Germany
- Prior art keywords
- sulfuric acid
- barium
- alkali
- solution
- barium sulfide
- 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.)
- Expired
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 33
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- CJDPJFRMHVXWPT-UHFFFAOYSA-N barium sulfide Chemical compound [S-2].[Ba+2] CJDPJFRMHVXWPT-UHFFFAOYSA-N 0.000 claims description 16
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 13
- 239000003513 alkali Substances 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 229910052788 barium Inorganic materials 0.000 claims 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims 1
- 239000000243 solution Substances 0.000 description 12
- 239000000047 product Substances 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- 239000002253 acid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- WDIHJSXYQDMJHN-UHFFFAOYSA-L barium chloride Chemical compound [Cl-].[Cl-].[Ba+2] WDIHJSXYQDMJHN-UHFFFAOYSA-L 0.000 description 2
- 229910001626 barium chloride Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000237074 Centris Species 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000012463 white pigment Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/46—Sulfates
- C01F11/462—Sulfates of Sr or Ba
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19823213517 DE3213517A1 (de) | 1982-04-10 | 1982-04-10 | Verfahren zur herstellung von bariumsulfat |
| IT20463/83A IT1175307B (it) | 1982-04-10 | 1983-04-06 | Procedimento per la preparazione di solfato di bario |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19823213517 DE3213517A1 (de) | 1982-04-10 | 1982-04-10 | Verfahren zur herstellung von bariumsulfat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3213517A1 DE3213517A1 (de) | 1983-10-20 |
| DE3213517C2 true DE3213517C2 (en:Method) | 1989-12-07 |
Family
ID=6160786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19823213517 Granted DE3213517A1 (de) | 1982-04-10 | 1982-04-10 | Verfahren zur herstellung von bariumsulfat |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE3213517A1 (en:Method) |
| IT (1) | IT1175307B (en:Method) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3635050C2 (de) * | 1986-10-15 | 1994-09-22 | Kali Chemie Ag | Verfahren zur Herstellung von Bariumsulfat |
| DE4017530A1 (de) * | 1990-05-31 | 1991-12-05 | Kali Chemie Ag | Aufarbeitung von rueckstaenden der barium- oder strontiumsulfid-laugerei |
| DE4130676A1 (de) * | 1991-09-14 | 1993-04-08 | Solvay Barium Strontium Gmbh | Aufarbeitung von rueckstaenden der barium- oder strontiumsulfid-laugerei |
| DE102010063325A1 (de) | 2010-12-17 | 2012-06-21 | Sachtleben Chemie Gmbh | Verfahren zur Herstellung von Bariumsulfat |
-
1982
- 1982-04-10 DE DE19823213517 patent/DE3213517A1/de active Granted
-
1983
- 1983-04-06 IT IT20463/83A patent/IT1175307B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| IT8320463A1 (it) | 1984-10-06 |
| IT8320463A0 (it) | 1983-04-06 |
| IT1175307B (it) | 1987-07-01 |
| DE3213517A1 (de) | 1983-10-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |