IT1046233B - Processo per ridurre il contenuto totale di zolfo di gas di scarico del processo claus - Google Patents

Processo per ridurre il contenuto totale di zolfo di gas di scarico del processo claus

Info

Publication number
IT1046233B
IT1046233B IT48377/74A IT4837774A IT1046233B IT 1046233 B IT1046233 B IT 1046233B IT 48377/74 A IT48377/74 A IT 48377/74A IT 4837774 A IT4837774 A IT 4837774A IT 1046233 B IT1046233 B IT 1046233B
Authority
IT
Italy
Prior art keywords
reduce
exhaust gas
total content
gas sulfur
claus
Prior art date
Application number
IT48377/74A
Other languages
English (en)
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Application granted granted Critical
Publication of IT1046233B publication Critical patent/IT1046233B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/14—Polycondensates modified by chemical after-treatment
    • C08G59/1433—Polycondensates modified by chemical after-treatment with organic low-molecular-weight compounds
    • C08G59/1438—Polycondensates modified by chemical after-treatment with organic low-molecular-weight compounds containing oxygen
    • C08G59/1455—Monocarboxylic acids, anhydrides, halides, or low-molecular-weight esters thereof
    • 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
    • B01D53/8612—Hydrogen sulfide
    • B01D53/8615—Mixtures of hydrogen sulfide and sulfur oxides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/14—Polycondensates modified by chemical after-treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
    • C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08L27/06—Homopolymers or copolymers of vinyl chloride
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Emergency Medicine (AREA)
  • Environmental & Geological Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
IT48377/74A 1973-02-19 1974-02-14 Processo per ridurre il contenuto totale di zolfo di gas di scarico del processo claus IT1046233B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7302263,A NL177190C (nl) 1973-02-19 1973-02-19 Verbeterde werkwijze voor het verlagen van het totale zwavelgehalte van claus-afgassen.

Publications (1)

Publication Number Publication Date
IT1046233B true IT1046233B (it) 1980-06-30

Family

ID=19818259

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48377/74A IT1046233B (it) 1973-02-19 1974-02-14 Processo per ridurre il contenuto totale di zolfo di gas di scarico del processo claus

Country Status (11)

Country Link
JP (1) JPS49114579A (it)
BE (1) BE810826R (it)
CA (1) CA1019539A (it)
DE (1) DE2407370A1 (it)
ES (1) ES423276A2 (it)
FR (1) FR2218132B2 (it)
GB (1) GB1407778A (it)
IT (1) IT1046233B (it)
NL (1) NL177190C (it)
SE (1) SE396588B (it)
ZA (1) ZA741012B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1563251A (en) * 1976-12-07 1980-03-26 Shell Int Research Process for working hydrogen suphidecontaining gases
US5266274A (en) * 1992-10-13 1993-11-30 Tpa, Inc. Oxygen control system for a sulfur recovery unit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2361825A (en) * 1941-08-25 1944-10-31 Union Oil Co Reduction of sulphur dioxide to hydrogen sulphide and free sulphur
DE906606C (de) * 1951-10-21 1954-03-15 Ruhrchemie Ag Verfahren zur Entfernung des in Gasen vorhandenen Schwefels
FR1105475A (fr) * 1954-01-24 1955-12-05 Azote Office Nat Ind Procédé pour la désulfuration des gaz et vapeurs industriels
US2887363A (en) * 1956-09-28 1959-05-19 Exxon Research Engineering Co Conversion of methane to produce hydrogen sulfide
GB851443A (en) * 1957-04-10 1960-10-19 Metallgesellschaft Ag Method of treating gases derived from the distillation of coal
NL6615007A (it) * 1966-10-24 1968-04-25

Also Published As

Publication number Publication date
DE2407370A1 (de) 1974-08-29
AU6568374A (en) 1975-08-21
FR2218132A2 (it) 1974-09-13
CA1019539A (en) 1977-10-25
GB1407778A (en) 1975-09-24
NL177190C (nl) 1985-08-16
NL177190B (nl) 1985-03-18
ES423276A2 (es) 1977-07-01
NL7302263A (it) 1974-08-21
JPS49114579A (it) 1974-11-01
SE396588B (sv) 1977-09-26
FR2218132B2 (it) 1978-01-06
ZA741012B (en) 1974-12-24
BE810826R (fr) 1974-08-12

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