GB289879A - Improvements in processes for the manufacture of sulphuric anhydride and sulphuric acid - Google Patents
Improvements in processes for the manufacture of sulphuric anhydride and sulphuric acidInfo
- Publication number
- GB289879A GB289879A GB12380/28A GB1238028A GB289879A GB 289879 A GB289879 A GB 289879A GB 12380/28 A GB12380/28 A GB 12380/28A GB 1238028 A GB1238028 A GB 1238028A GB 289879 A GB289879 A GB 289879A
- Authority
- GB
- United Kingdom
- Prior art keywords
- stage
- converter
- conversion
- sulphuric
- processes
- 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
- 238000000034 method Methods 0.000 title abstract 3
- 150000008064 anhydrides Chemical class 0.000 title abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 235000011149 sulphuric acid Nutrition 0.000 title 1
- 239000001117 sulphuric acid Substances 0.000 title 1
- 238000006243 chemical reaction Methods 0.000 abstract 4
- 239000007789 gas Substances 0.000 abstract 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 abstract 2
- 239000006096 absorbing agent Substances 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 235000010269 sulphur dioxide Nutrition 0.000 abstract 1
- 239000004291 sulphur dioxide Substances 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
- C01B17/74—Preparation
- C01B17/76—Preparation by contact processes
- C01B17/765—Multi-stage SO3-conversion
- C01B17/7655—Multi-stage SO3-conversion with intermediate absorption
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE289879X | 1927-05-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB289879A true GB289879A (en) | 1928-07-26 |
Family
ID=6059938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB12380/28A Expired GB289879A (en) | 1927-05-05 | 1928-04-27 | Improvements in processes for the manufacture of sulphuric anhydride and sulphuric acid |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR652440A (enrdf_load_stackoverflow) |
| GB (1) | GB289879A (enrdf_load_stackoverflow) |
| NL (1) | NL25417C (enrdf_load_stackoverflow) |
-
0
- NL NL25417D patent/NL25417C/xx active
-
1928
- 1928-04-10 FR FR652440D patent/FR652440A/fr not_active Expired
- 1928-04-27 GB GB12380/28A patent/GB289879A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL25417C (enrdf_load_stackoverflow) | |
| FR652440A (fr) | 1929-03-08 |
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