ES405469A1 - Un procedimiento de oxidacion catalitica en etapas multi- ples de anhidrido sullfuroso a anhidrido sulfurico. - Google Patents

Un procedimiento de oxidacion catalitica en etapas multi- ples de anhidrido sullfuroso a anhidrido sulfurico.

Info

Publication number: ES405469A1
Authority: ES; Spain
Prior art keywords: anhydride; catalytic oxidation; sullfur; sulfuric anhydride; multiple stages
Prior art date: 1971-08-13
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

ES405469A

Other languages

English (en)

Spanish (es)

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.)

Pechiney SA

Original Assignee

Pechiney Ugine Kuhlmann SA

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.)

1971-08-13

Filing date

1972-08-03

Publication date

1975-09-01

1972-08-03 Application filed by Pechiney Ugine Kuhlmann SA filed Critical Pechiney Ugine Kuhlmann SA

1975-09-01 Publication of ES405469A1 publication Critical patent/ES405469A1/es

Status Expired legal-status Critical Current

Links

AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Inorganic materials O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 title abstract 4
230000003197 catalytic effect Effects 0.000 title abstract 2
238000000034 method Methods 0.000 title abstract 2
230000003647 oxidation Effects 0.000 title abstract 2
238000007254 oxidation reaction Methods 0.000 title abstract 2
150000008064 anhydrides Chemical class 0.000 title 1
RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 abstract 2
238000010521 absorption reaction Methods 0.000 abstract 2
238000002347 injection Methods 0.000 abstract 1
239000007924 injection 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)
Treating Waste Gases (AREA)
Exhaust Gas Treatment By Means Of Catalyst (AREA)
Harvesting Machines For Specific Crops (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Catalysts (AREA)

ES405469A 1971-08-13 1972-08-03 Un procedimiento de oxidacion catalitica en etapas multi- ples de anhidrido sullfuroso a anhidrido sulfurico. Expired ES405469A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR7129648A FR2149586A5 (fr)	1971-08-13	1971-08-13	Perfectionnement a la fabrication de l'acide sulfurique

Publications (1)

Publication Number	Publication Date
ES405469A1 true ES405469A1 (es)	1975-09-01

Family

ID=9081846

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES405469A Expired ES405469A1 (es)	1971-08-13	1972-08-03	Un procedimiento de oxidacion catalitica en etapas multi- ples de anhidrido sullfuroso a anhidrido sulfurico.

Country Status (11)

Country	Link
JP (1)	JPS4827998A (de)
AT (1)	AT325062B (de)
BE (1)	BE786720A (de)
BR (1)	BR7205489D0 (de)
DE (1)	DE2239510C3 (de)
ES (1)	ES405469A1 (de)
FI (1)	FI55164C (de)
FR (1)	FR2149586A5 (de)
GB (1)	GB1405616A (de)
IT (1)	IT970822B (de)
NO (1)	NO136708C (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ZA727754B (en) *	1972-11-01	1974-06-26	African Explosives & Chem	Improvements in and relating to the manufacture of sulphuric acid
JPS50161685A (de) *	1974-06-19	1975-12-27
JPS52119706A (en) *	1975-11-28	1977-10-07	Kerou Majin	Method of and device for cooling underground power cable
CN112320768B (zh) *	2021-01-04	2021-03-30	联仕(昆山)化学材料有限公司	电子级硫酸的生产方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL135400C (de) *	1964-09-25
DE1933460C3 (de) *	1969-07-02	1973-11-15	Metallgesellschaft Ag, 6000 Frankfurt	Vorrichtung zur Zwischenabsorption und zum Wärmeaustausch bei der kataly tischen Umsetzung SO tief 2 haltiger Gase unter Erzeugung von Schwefelsaure

1971
- 1971-08-13 FR FR7129648A patent/FR2149586A5/fr not_active Expired
1972
- 1972-07-26 BE BE786720A patent/BE786720A/xx not_active IP Right Cessation
- 1972-07-28 IT IT6947872A patent/IT970822B/it active
- 1972-08-02 FI FI214872A patent/FI55164C/fi active
- 1972-08-03 ES ES405469A patent/ES405469A1/es not_active Expired
- 1972-08-09 NO NO283572A patent/NO136708C/no unknown
- 1972-08-11 GB GB3763872A patent/GB1405616A/en not_active Expired
- 1972-08-11 DE DE19722239510 patent/DE2239510C3/de not_active Expired
- 1972-08-11 BR BR548972A patent/BR7205489D0/pt unknown
- 1972-08-11 AT AT696972A patent/AT325062B/de not_active IP Right Cessation
- 1972-08-12 JP JP8039572A patent/JPS4827998A/ja active Pending

Also Published As

Publication number	Publication date
FI55164B (fi)	1979-02-28
FR2149586A5 (fr)	1973-03-30
AT325062B (de)	1975-10-10
BE786720A (fr)	1972-11-16
DE2239510C3 (de)	1981-03-19
IT970822B (it)	1974-04-20
JPS4827998A (de)	1973-04-13
NO136708B (de)	1977-07-18
DE2239510A1 (de)	1973-02-22
BR7205489D0 (pt)	1973-06-12
FI55164C (fi)	1979-06-11
DE2239510B2 (de)	1980-07-03
GB1405616A (en)	1975-09-10
NO136708C (no)	1977-10-26

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