GB687444A - Improvements in or relating to the manufacture of sulphur trioxide - Google Patents

Improvements in or relating to the manufacture of sulphur trioxide

Info

Publication number: GB687444A
Authority: GB; United Kingdom
Prior art keywords: sulphur trioxide; relating; manufacture; waste gas; sulphur
Prior art date: 1950-04-17
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

Application number

GB8935/51A

Other languages

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Individual

Original Assignee

Individual

Priority date (The priority date 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 date listed.)

1950-04-17

Filing date

1951-04-17

Publication date

1953-02-11

1951-04-17 Application filed by Individual filed Critical Individual

1953-02-11 Publication of GB687444A publication Critical patent/GB687444A/en

Status Expired legal-status Critical Current

Links

AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 title abstract 6
238000004519 manufacturing process Methods 0.000 title 1
RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 abstract 2
239000002912 waste gas Substances 0.000 abstract 2
239000003054 catalyst Substances 0.000 abstract 1
230000003197 catalytic effect Effects 0.000 abstract 1
238000006243 chemical reaction Methods 0.000 abstract 1
238000001816 cooling Methods 0.000 abstract 1
239000003085 diluting agent Substances 0.000 abstract 1
230000003647 oxidation Effects 0.000 abstract 1
238000007254 oxidation reaction 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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Catalysts (AREA)
Exhaust Gas Treatment By Means Of Catalyst (AREA)

GB8935/51A 1950-04-17 1951-04-17 Improvements in or relating to the manufacture of sulphur trioxide Expired GB687444A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE687444X		1950-04-17

Publications (1)

Publication Number	Publication Date
GB687444A true GB687444A (en)	1953-02-11

Family

ID=6598267

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8935/51A Expired GB687444A (en)	1950-04-17	1951-04-17	Improvements in or relating to the manufacture of sulphur trioxide

Country Status (3)

Country	Link
BE (1)	BE502582A (2)
GB (1)	GB687444A (2)
NL (1)	NL76190C (2)

0
- NL NL76190D patent/NL76190C/xx active
- BE BE502582D patent/BE502582A/xx unknown
1951
- 1951-04-17 GB GB8935/51A patent/GB687444A/en not_active Expired

Also Published As

Publication number	Publication date
BE502582A (2)
NL76190C (2)

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