GB935877A - Purification of dilute commercial sulfuric acid - Google Patents
Purification of dilute commercial sulfuric acidInfo
- Publication number
- GB935877A GB935877A GB3816561A GB3816561A GB935877A GB 935877 A GB935877 A GB 935877A GB 3816561 A GB3816561 A GB 3816561A GB 3816561 A GB3816561 A GB 3816561A GB 935877 A GB935877 A GB 935877A
- Authority
- GB
- United Kingdom
- Prior art keywords
- active carbon
- sulphide
- hydrogen sulphide
- hydrogen
- 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.)
- Expired
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title abstract 4
- 238000000746 purification Methods 0.000 title 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 6
- 229910052799 carbon Inorganic materials 0.000 abstract 6
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 abstract 5
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract 4
- 239000002253 acid Substances 0.000 abstract 2
- 239000012535 impurity Substances 0.000 abstract 2
- 235000011149 sulphuric acid Nutrition 0.000 abstract 2
- 239000001117 sulphuric acid Substances 0.000 abstract 2
- AGVJBLHVMNHENQ-UHFFFAOYSA-N Calcium sulfide Chemical compound [S-2].[Ca+2] AGVJBLHVMNHENQ-UHFFFAOYSA-N 0.000 abstract 1
- ZGSDJMADBJCNPN-UHFFFAOYSA-N [S-][NH3+] Chemical compound [S-][NH3+] ZGSDJMADBJCNPN-UHFFFAOYSA-N 0.000 abstract 1
- 238000011065 in-situ storage Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 abstract 1
- UNHKSXOTUHOTAB-UHFFFAOYSA-N sodium;sulfane Chemical compound [Na].S UNHKSXOTUHOTAB-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/90—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
- C01B21/14—Hydroxylamine; Salts thereof
- C01B21/1409—Preparation
- C01B21/1418—Preparation by catalytic reduction of nitrogen oxides or nitrates with hydrogen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB60086A DE1124024B (de) | 1960-11-15 | 1960-11-15 | Verfahren zur Reinigung verduennter technischer Schwefelsaeure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB935877A true GB935877A (en) | 1963-09-04 |
Family
ID=6972703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3816561A Expired GB935877A (en) | 1960-11-15 | 1961-10-25 | Purification of dilute commercial sulfuric acid |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH419075A (enExample) |
| DE (1) | DE1124024B (enExample) |
| GB (1) | GB935877A (enExample) |
| NL (1) | NL271122A (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016160684A1 (en) * | 2015-03-31 | 2016-10-06 | Rohm And Haas Company | Treating sulfuric acid |
| WO2016160686A1 (en) * | 2015-03-31 | 2016-10-06 | Rohm And Haas Company | Sulfonation process |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19808939A1 (de) * | 1998-03-03 | 1999-09-09 | Basf Ag | Verfahren zur Herstellung von Hydroxylammoniumsalzen |
| CN102923675B (zh) * | 2012-11-27 | 2014-08-06 | 武汉工程大学 | 一种从氟苯废酸中净化提纯硫酸的工艺方法 |
-
0
- NL NL271122D patent/NL271122A/xx unknown
-
1960
- 1960-11-15 DE DEB60086A patent/DE1124024B/de active Pending
-
1961
- 1961-10-18 CH CH1205761A patent/CH419075A/de unknown
- 1961-10-25 GB GB3816561A patent/GB935877A/en not_active Expired
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016160684A1 (en) * | 2015-03-31 | 2016-10-06 | Rohm And Haas Company | Treating sulfuric acid |
| WO2016160686A1 (en) * | 2015-03-31 | 2016-10-06 | Rohm And Haas Company | Sulfonation process |
| CN107438582A (zh) * | 2015-03-31 | 2017-12-05 | 罗门哈斯公司 | 处理硫酸 |
| KR20170133385A (ko) * | 2015-03-31 | 2017-12-05 | 롬 앤드 하아스 컴패니 | 황산 처리 |
| US10138124B2 (en) | 2015-03-31 | 2018-11-27 | Rohm And Haas Company | Treating sulfuric acid |
| US10428163B2 (en) | 2015-03-31 | 2019-10-01 | Rohm And Haas Company | Sulfonation process |
Also Published As
| Publication number | Publication date |
|---|---|
| CH419075A (de) | 1966-08-31 |
| NL271122A (enExample) | |
| DE1124024B (de) | 1962-02-22 |
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