CA2277678C - Elimination des nox de gaz contenant du dioxyde de soufre - Google Patents

Elimination des nox de gaz contenant du dioxyde de soufre Download PDF

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Publication number
CA2277678C
CA2277678C CA 2277678 CA2277678A CA2277678C CA 2277678 C CA2277678 C CA 2277678C CA 2277678 CA2277678 CA 2277678 CA 2277678 A CA2277678 A CA 2277678A CA 2277678 C CA2277678 C CA 2277678C
Authority
CA
Canada
Prior art keywords
concentration
catalyst
gas
stream
sulfuric 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 - Lifetime
Application number
CA 2277678
Other languages
English (en)
Other versions
CA2277678A1 (fr
Inventor
Graeme W. Norval
Drew J. Drexler
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.)
Aker Solutions Canada Inc
Original Assignee
Kvaerner Chemetics Inc
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.)
Filing date
Publication date
Application filed by Kvaerner Chemetics Inc filed Critical Kvaerner Chemetics Inc
Priority to CA 2277678 priority Critical patent/CA2277678C/fr
Publication of CA2277678A1 publication Critical patent/CA2277678A1/fr
Application granted granted Critical
Publication of CA2277678C publication Critical patent/CA2277678C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
CA 2277678 1999-07-19 1999-07-19 Elimination des nox de gaz contenant du dioxyde de soufre Expired - Lifetime CA2277678C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2277678 CA2277678C (fr) 1999-07-19 1999-07-19 Elimination des nox de gaz contenant du dioxyde de soufre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2277678 CA2277678C (fr) 1999-07-19 1999-07-19 Elimination des nox de gaz contenant du dioxyde de soufre

Publications (2)

Publication Number Publication Date
CA2277678A1 CA2277678A1 (fr) 2001-01-19
CA2277678C true CA2277678C (fr) 2008-05-06

Family

ID=4163774

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2277678 Expired - Lifetime CA2277678C (fr) 1999-07-19 1999-07-19 Elimination des nox de gaz contenant du dioxyde de soufre

Country Status (1)

Country Link
CA (1) CA2277678C (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015191212A1 (fr) * 2014-06-09 2015-12-17 Chemetics Inc. Système d'absorption unique, à contact unique, de production d'acide sulfurique à un rendement de conversion élevé
CN105967150A (zh) * 2016-07-08 2016-09-28 华能国际电力股份有限公司 一种铂催化剂制取so3气体的设备及方法

Also Published As

Publication number Publication date
CA2277678A1 (fr) 2001-01-19

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