IN171668B - - Google Patents

Info

Publication number
IN171668B
IN171668B IN453/MAS/88A IN453MA1988A IN171668B IN 171668 B IN171668 B IN 171668B IN 453MA1988 A IN453MA1988 A IN 453MA1988A IN 171668 B IN171668 B IN 171668B
Authority
IN
India
Prior art keywords
nitrogen
adsorbents
zeolite
forms
selectivities
Prior art date
Application number
IN453/MAS/88A
Other languages
English (en)
Inventor
Chung Chao Chien
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22078628&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IN171668(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Publication of IN171668B publication Critical patent/IN171668B/en

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
    • C01B21/04—Purification or separation of nitrogen
    • 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
    • B01D53/02—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 by adsorption, e.g. preparative gas chromatography
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/16—Alumino-silicates
    • B01J20/18—Synthetic zeolitic molecular sieves
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/20—Activated sludge processes using diffusers
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S95/00—Gas separation: processes
    • Y10S95/90—Solid sorbent
    • Y10S95/902—Molecular sieve

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
IN453/MAS/88A 1987-06-30 1988-06-30 IN171668B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/067,820 US4859217A (en) 1987-06-30 1987-06-30 Process for separating nitrogen from mixtures thereof with less polar substances

Publications (1)

Publication Number Publication Date
IN171668B true IN171668B (de) 1992-12-05

Family

ID=22078628

Family Applications (1)

Application Number Title Priority Date Filing Date
IN453/MAS/88A IN171668B (de) 1987-06-30 1988-06-30

Country Status (16)

Country Link
US (1) US4859217A (de)
EP (1) EP0297542B1 (de)
JP (1) JPS6456112A (de)
KR (1) KR930000531B1 (de)
CN (1) CN1012799B (de)
AT (1) ATE84436T1 (de)
AU (1) AU608018B2 (de)
BR (1) BR8803207A (de)
CA (1) CA1312830C (de)
DE (1) DE3877436T2 (de)
ES (1) ES2037142T3 (de)
FI (1) FI86512C (de)
IL (1) IL86918A (de)
IN (1) IN171668B (de)
MX (1) MX165432B (de)
ZA (1) ZA884658B (de)

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Also Published As

Publication number Publication date
IL86918A0 (en) 1988-11-30
ATE84436T1 (de) 1993-01-15
JPS6456112A (en) 1989-03-03
FI883102A0 (fi) 1988-06-29
CN1030534A (zh) 1989-01-25
CA1312830C (en) 1993-01-19
KR890000342A (ko) 1989-03-14
EP0297542B1 (de) 1993-01-13
DE3877436T2 (de) 1993-05-19
BR8803207A (pt) 1989-01-17
FI883102A (fi) 1988-12-31
US4859217A (en) 1989-08-22
MX165432B (es) 1992-11-11
EP0297542A2 (de) 1989-01-04
DE3877436D1 (de) 1993-02-25
FI86512B (fi) 1992-05-29
JPH0525527B2 (de) 1993-04-13
IL86918A (en) 1992-03-29
AU608018B2 (en) 1991-03-21
AU1854588A (en) 1989-01-05
ES2037142T3 (es) 1993-06-16
FI86512C (fi) 1992-09-10
KR930000531B1 (ko) 1993-01-25
ZA884658B (en) 1989-03-29
CN1012799B (zh) 1991-06-12
EP0297542A3 (en) 1989-05-03

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