CA1047474A - Methode de regeneration et de recyclage d'un catalyseur d'oxydation de l'oxyde de soufre - Google Patents

Methode de regeneration et de recyclage d'un catalyseur d'oxydation de l'oxyde de soufre

Info

Publication number
CA1047474A
CA1047474A CA209,157A CA209157A CA1047474A CA 1047474 A CA1047474 A CA 1047474A CA 209157 A CA209157 A CA 209157A CA 1047474 A CA1047474 A CA 1047474A
Authority
CA
Canada
Prior art keywords
vanadium
ppm
catalyst solution
solution
catalyst
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
Application number
CA209,157A
Other languages
English (en)
Other versions
CA209157S (en
Inventor
Yoshihisa Koiwai
Masao Nambu
Syunichi Yamamoto
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.)
Eneos Corp
Original Assignee
Nippon Oil 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.)
Filing date
Publication date
Priority claimed from JP9821873A external-priority patent/JPS5614333B2/ja
Priority claimed from JP10324273A external-priority patent/JPS577777B2/ja
Priority claimed from JP48111538A external-priority patent/JPS5753286B2/ja
Application filed by Nippon Oil Corp filed Critical Nippon Oil Corp
Application granted granted Critical
Publication of CA1047474A publication Critical patent/CA1047474A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8603—Removing sulfur compounds
    • B01D53/8609—Sulfur oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/28—Regeneration or reactivation
    • B01J27/30—Regeneration or reactivation of catalysts comprising compounds of sulfur, selenium or tellurium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/12—Oxidising
    • 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
    • C01B17/775—Liquid phase contacting processes or wet catalysis processes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Treating Waste Gases (AREA)
CA209,157A 1973-09-03 1974-09-13 Methode de regeneration et de recyclage d'un catalyseur d'oxydation de l'oxyde de soufre Expired CA1047474A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP9821873A JPS5614333B2 (fr) 1973-09-03 1973-09-03
JP10324273A JPS577777B2 (fr) 1973-09-14 1973-09-14
JP48111538A JPS5753286B2 (fr) 1973-10-05 1973-10-05

Publications (1)

Publication Number Publication Date
CA1047474A true CA1047474A (fr) 1979-01-30

Family

ID=27308611

Family Applications (1)

Application Number Title Priority Date Filing Date
CA209,157A Expired CA1047474A (fr) 1973-09-03 1974-09-13 Methode de regeneration et de recyclage d'un catalyseur d'oxydation de l'oxyde de soufre

Country Status (9)

Country Link
BE (1) BE819413A (fr)
CA (1) CA1047474A (fr)
DE (1) DE2442018C3 (fr)
FR (1) FR2242329B1 (fr)
GB (1) GB1481066A (fr)
IT (1) IT1020365B (fr)
NL (1) NL7411684A (fr)
SE (1) SE405962B (fr)
SU (1) SU633464A3 (fr)

Also Published As

Publication number Publication date
SE405962B (sv) 1979-01-15
DE2442018C3 (de) 1979-08-02
SU633464A3 (ru) 1978-11-15
DE2442018A1 (de) 1975-08-14
BE819413A (fr) 1974-12-16
GB1481066A (en) 1977-07-27
NL7411684A (nl) 1975-03-05
SE7411081L (fr) 1975-03-04
FR2242329A1 (fr) 1975-03-28
FR2242329B1 (fr) 1976-10-22
IT1020365B (it) 1977-12-20
DE2442018B2 (de) 1978-11-30

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