ES432942A2 - Procedimiento para la reduccion de dioxido de azufre a azu- fre elemental. - Google Patents

Procedimiento para la reduccion de dioxido de azufre a azu- fre elemental.

Info

Publication number: ES432942A2
Authority: ES; Spain
Prior art keywords: reduction; sulfur; sulfur dioxide; procedure; dioxide
Prior art date: 1973-05-30
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

ES432942A

Other languages

English (en)

Inventor

William D Daley

John E Wilkalis

Wim J M Pieters

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.)

Honeywell International Inc

Original Assignee

Allied Chemical Corp

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.)

1973-05-30

Filing date

1974-12-14

Publication date

1977-02-01

1973-05-30 Priority claimed from ES415394A external-priority patent/ES415394A1/es

1974-06-10 Priority claimed from US477893A external-priority patent/US3928547A/en

1974-12-14 Application filed by Allied Chemical Corp filed Critical Allied Chemical Corp

1977-02-01 Publication of ES432942A2 publication Critical patent/ES432942A2/es

Status Expired legal-status Critical Current

Links

RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 title abstract 8
238000000034 method Methods 0.000 title abstract 2
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 5
238000006722 reduction reaction Methods 0.000 abstract 4
239000004215 Carbon black (E152) Substances 0.000 abstract 2
239000003638 chemical reducing agent Substances 0.000 abstract 2
229930195733 hydrocarbon Natural products 0.000 abstract 2
150000002430 hydrocarbons Chemical class 0.000 abstract 2
238000006243 chemical reaction Methods 0.000 abstract 1
230000000977 initiatory effect Effects 0.000 abstract 1
239000000203 mixture Substances 0.000 abstract 1
229910052717 sulfur Inorganic materials 0.000 abstract 1
239000011593 sulfur Substances 0.000 abstract 1

Landscapes

Catalysts (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

ES432942A 1973-05-30 1974-12-14 Procedimiento para la reduccion de dioxido de azufre a azu- fre elemental. Expired ES432942A2 (es)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
ES415394A ES415394A1 (es)	1972-06-30	1973-05-30	Procedimiento para la reduccion de dioxido de azufre ele- mental.
US477893A US3928547A (en)	1972-06-30	1974-06-10	Process for the reduction of sulfur dioxide

Publications (1)

Publication Number	Publication Date
ES432942A2 true ES432942A2 (es)	1977-02-01

Family

ID=23897767

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES432942A Expired ES432942A2 (es)	1973-05-30	1974-12-14	Procedimiento para la reduccion de dioxido de azufre a azu- fre elemental.

Country Status (2)

Country	Link
ES (1)	ES432942A2 (es)
IT (1)	IT1046942B (es)

1974
- 1974-12-14 ES ES432942A patent/ES432942A2/es not_active Expired
1975
- 1975-01-24 IT IT6715075A patent/IT1046942B/it active

Also Published As

Publication number	Publication date
IT1046942B (it)	1980-07-31

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Legal Events

Date	Code	Title	Description
2017-07-05	FD2A	Announcement of lapse in spain	Effective date: 20170705