CA952691A - Removal of nitrogen oxides from gas streams - Google Patents

Removal of nitrogen oxides from gas streams

Info

Publication number
CA952691A
CA952691A CA110,087A CA110087A CA952691A CA 952691 A CA952691 A CA 952691A CA 110087 A CA110087 A CA 110087A CA 952691 A CA952691 A CA 952691A
Authority
CA
Canada
Prior art keywords
removal
nitrogen oxides
gas streams
streams
gas
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
CA110,087A
Other versions
CA110087S (en
Inventor
Rolla D. Taylor
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.)
Union Carbide Corp
Original Assignee
Union Carbide 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
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Application granted granted Critical
Publication of CA952691A publication Critical patent/CA952691A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts 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
    • B01D53/46—Removing components of defined structure
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/20—Silicates
    • C01B33/26—Aluminium-containing silicates, i.e. silico-aluminates
    • C01B33/28—Base exchange silicates, e.g. zeolites
    • C01B33/2807—Zeolitic silicoaluminates with a tridimensional crystalline structure possessing molecular sieve properties; Isomorphous compounds wherein a part of the aluminium ore of the silicon present may be replaced by other elements such as gallium, germanium, phosphorus; Preparation of zeolitic molecular sieves from molecular sieves of another type or from preformed reacting mixtures

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Geology (AREA)
  • Health & Medical Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Treating Waste Gases (AREA)
CA110,087A 1970-05-18 1971-04-13 Removal of nitrogen oxides from gas streams Expired CA952691A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3814270A 1970-05-18 1970-05-18

Publications (1)

Publication Number Publication Date
CA952691A true CA952691A (en) 1974-08-13

Family

ID=21898296

Family Applications (1)

Application Number Title Priority Date Filing Date
CA110,087A Expired CA952691A (en) 1970-05-18 1971-04-13 Removal of nitrogen oxides from gas streams

Country Status (9)

Country Link
AT (1) AT307453B (en)
BE (1) BE767291A (en)
CA (1) CA952691A (en)
DE (1) DE2123704A1 (en)
ES (1) ES391260A1 (en)
FR (1) FR2091685A5 (en)
GB (1) GB1305508A (en)
NL (1) NL7106745A (en)
SE (1) SE371179B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2918505C2 (en) * 1979-05-08 1984-04-26 Budapesti Müszaki Egyetem, 1111 Budapest Process for reducing the nitrogen oxide content in exhaust gases from nitric acid plants
GB2210062A (en) * 1987-09-19 1989-06-01 Stc Plc Chemical vapour deposition apparatus incorporating demountable filter

Also Published As

Publication number Publication date
GB1305508A (en) 1973-02-07
DE2123704A1 (en) 1971-12-09
AT307453B (en) 1973-05-25
SE371179B (en) 1974-11-11
FR2091685A5 (en) 1972-01-14
NL7106745A (en) 1971-11-22
BE767291A (en) 1971-11-17
ES391260A1 (en) 1973-07-01

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