DE2123704A1 - Rückgewinnung von Stickstoffoxyden - Google Patents

Rückgewinnung von Stickstoffoxyden

Info

Publication number
DE2123704A1
DE2123704A1 DE19712123704 DE2123704A DE2123704A1 DE 2123704 A1 DE2123704 A1 DE 2123704A1 DE 19712123704 DE19712123704 DE 19712123704 DE 2123704 A DE2123704 A DE 2123704A DE 2123704 A1 DE2123704 A1 DE 2123704A1
Authority
DE
Germany
Prior art keywords
gas
zeolite
molecular sieve
nitrogen
silica gel
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.)
Withdrawn
Application number
DE19712123704
Other languages
German (de)
English (en)
Inventor
Rolla Daniel North Ridgeville Ohio Taylor (V.StA.)
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
Publication of DE2123704A1 publication Critical patent/DE2123704A1/de
Withdrawn legal-status Critical Current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)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Treating Waste Gases (AREA)
DE19712123704 1970-05-18 1971-05-13 Rückgewinnung von Stickstoffoxyden Withdrawn DE2123704A1 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
DE2123704A1 true DE2123704A1 (de) 1971-12-09

Family

ID=21898296

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712123704 Withdrawn DE2123704A1 (de) 1970-05-18 1971-05-13 Rückgewinnung von Stickstoffoxyden

Country Status (9)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2918505C2 (de) * 1979-05-08 1984-04-26 Budapesti Müszaki Egyetem, 1111 Budapest Verfahren zur Verminderung des Stickstoffoxidgehaltes in Abgasen von Salpetersäurebetrieben
GB2210062A (en) * 1987-09-19 1989-06-01 Stc Plc Chemical vapour deposition apparatus incorporating demountable filter

Also Published As

Publication number Publication date
FR2091685A5 (fr) 1972-01-14
ES391260A1 (es) 1973-07-01
NL7106745A (fr) 1971-11-22
BE767291A (fr) 1971-11-17
GB1305508A (fr) 1973-02-07
SE371179B (fr) 1974-11-11
AT307453B (de) 1973-05-25
CA952691A (en) 1974-08-13

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Legal Events

Date Code Title Description
8130 Withdrawal