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
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)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
IN453/MAS/88A 1987-06-30 1988-06-30 IN171668B (en])

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 (en]) 1992-12-05

Family

ID=22078628

Family Applications (1)

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

Country Status (16)

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

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Also Published As

Publication number Publication date
AU1854588A (en) 1989-01-05
EP0297542A2 (en) 1989-01-04
AU608018B2 (en) 1991-03-21
ATE84436T1 (de) 1993-01-15
KR890000342A (ko) 1989-03-14
FI883102A0 (fi) 1988-06-29
CN1012799B (zh) 1991-06-12
FI883102A7 (fi) 1988-12-31
ZA884658B (en) 1989-03-29
ES2037142T3 (es) 1993-06-16
DE3877436D1 (de) 1993-02-25
JPH0525527B2 (en]) 1993-04-13
KR930000531B1 (ko) 1993-01-25
IL86918A0 (en) 1988-11-30
FI86512B (fi) 1992-05-29
CA1312830C (en) 1993-01-19
JPS6456112A (en) 1989-03-03
MX165432B (es) 1992-11-11
EP0297542B1 (en) 1993-01-13
IL86918A (en) 1992-03-29
DE3877436T2 (de) 1993-05-19
BR8803207A (pt) 1989-01-17
US4859217A (en) 1989-08-22
EP0297542A3 (en) 1989-05-03
CN1030534A (zh) 1989-01-25
FI86512C (fi) 1992-09-10

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