GR1000435B - Μοριακα κοσκινα ανθρακος δια τον καθαρισμο χλωριοφθοριουδρογονανθρακων. - Google Patents

Μοριακα κοσκινα ανθρακος δια τον καθαρισμο χλωριοφθοριουδρογονανθρακων.

Info

Publication number
GR1000435B
GR1000435B GR890100832A GR890100832A GR1000435B GR 1000435 B GR1000435 B GR 1000435B GR 890100832 A GR890100832 A GR 890100832A GR 890100832 A GR890100832 A GR 890100832A GR 1000435 B GR1000435 B GR 1000435B
Authority
GR
Greece
Prior art keywords
purification
carbon molecular
molecular sieves
angstroms
chlorofluoro carbons
Prior art date
Application number
GR890100832A
Other languages
English (en)
Inventor
Chang Chin-Hsiung
Original Assignee
Allied Signal Inc
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 Allied Signal Inc filed Critical Allied Signal Inc
Publication of GR1000435B publication Critical patent/GR1000435B/el

Links

Classifications

    • 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
    • B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • 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
    • Y10S95/903—Carbon

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Detergent Compositions (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)

Abstract

Χλωριοφθοριοϋδρογονάνθρακες καθαρίζονται δια απομακρύνσεως του υδροφθορικού και του υδροχλωρικού οξέος με ένα μοριακό κόσκινο άνθρακος, το οποίο έχει μέσο όρο μεγέθους πόρων, περίπου 3.5 ANGSTROMS και έχει περισσότερο από περίπου 5% πόρους που έχουν μέγεθος μικρότερο των 3.2 ANGSTROMS και όχι περισσότερο από περίπου 5% πόρους, οι οποίοι έχουν μέγεθος μεγαλύτερο των 4.2 ANGSTROMS. ω
GR890100832A 1989-01-30 1989-12-19 Μοριακα κοσκινα ανθρακος δια τον καθαρισμο χλωριοφθοριουδρογονανθρακων. GR1000435B (el)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/304,060 US4902312A (en) 1989-01-30 1989-01-30 Carbon molecular sieves for purification of chlorofluorocarbons

Publications (1)

Publication Number Publication Date
GR1000435B true GR1000435B (el) 1992-07-30

Family

ID=23174887

Family Applications (1)

Application Number Title Priority Date Filing Date
GR890100832A GR1000435B (el) 1989-01-30 1989-12-19 Μοριακα κοσκινα ανθρακος δια τον καθαρισμο χλωριοφθοριουδρογονανθρακων.

Country Status (14)

Country Link
US (1) US4902312A (el)
EP (1) EP0455721B1 (el)
JP (1) JPH04503066A (el)
KR (1) KR910700216A (el)
AT (1) ATE110704T1 (el)
AU (1) AU619955B2 (el)
CA (1) CA2007907A1 (el)
DE (1) DE69012102T2 (el)
FI (1) FI92316C (el)
GR (1) GR1000435B (el)
IE (1) IE62545B1 (el)
MX (1) MX165908B (el)
PT (1) PT92971A (el)
WO (1) WO1990008751A1 (el)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5458674A (en) * 1993-08-24 1995-10-17 E. I. Du Pont De Nemours And Company Organic separation from HF
US5302187A (en) * 1989-12-16 1994-04-12 Mitsui Toatsu Chemicals, Incorporated Concentration process of gaseous chlorine
US5071450A (en) * 1990-09-14 1991-12-10 Air Products And Chemicals, Inc. Modified carbon molecular sieve adsorbents
GB9107344D0 (en) * 1991-04-08 1991-05-22 Ici Plc Purification process
ES2090668T3 (es) * 1992-03-10 1996-10-16 Du Pont Purificacion de productos de hexafluoroetano.
US5292706A (en) * 1992-07-01 1994-03-08 Allied-Signal Inc. Preparing carbon molecular sieves of increased density
US5600040A (en) * 1992-07-17 1997-02-04 E. I. Du Pont De Nemours And Company Separation of tetrafluoroethane isomers
US5261948A (en) * 1992-09-10 1993-11-16 University Of Delaware Carbon molecular sieve for the kinetic separation of acid gases and fluorocarbons
ATE161519T1 (de) * 1992-09-28 1998-01-15 Allied Signal Inc Speicherung von wasserstoff
US5292707A (en) * 1992-11-25 1994-03-08 Allied-Signal Inc. Improving the density of carbon molecular sieves for the storage of natural gas
JPH08505833A (ja) * 1993-01-28 1996-06-25 イー・アイ・デュポン・ドゥ・ヌムール・アンド・カンパニー 塩化水素の精製方法
US5827492A (en) * 1993-01-28 1998-10-27 E. I. Du Pont De Nemours And Company Hydrogen chloride purification process
US5312477A (en) * 1993-02-23 1994-05-17 M & W Industries Adsorption/regeneration process
US5597545A (en) * 1994-11-14 1997-01-28 Alliedsignal Inc. Recovery of HF from aqueous streams
EP0847304A4 (en) * 1995-08-23 1999-10-27 Univ Syracuse MICROPOROUS CARBON COMPOSITE MATERIAL FOR THE STORAGE OF LIQUID GAS
US5614460A (en) * 1995-08-23 1997-03-25 Syracuse University Microporous carbons for fuel gas storage
US5632966A (en) * 1996-03-07 1997-05-27 Alliedsignal Inc. Process for hydrogen fluoride separation
US5766483A (en) * 1996-05-10 1998-06-16 Alliedsignal Inc. Process for hydrogen fluoride separation
US7329786B2 (en) * 2001-09-28 2008-02-12 Great Lakes Chemical Corporation Processes for producing CF3CFHCF3
JP2004315242A (ja) * 2003-04-10 2004-11-11 Tokyo Gas Co Ltd 活性炭
JP5495642B2 (ja) * 2009-07-09 2014-05-21 昭和電工株式会社 二フッ化カルボニルの精製方法
KR20170140348A (ko) 2015-04-24 2017-12-20 허니웰 인터내셔날 인코포레이티드 244bb 중의 1233xf 농도를 감소시키는 방법

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3026359A (en) * 1960-03-16 1962-03-20 Du Pont Process for preparing polyfluoroalkanes of high purity
GB1380497A (en) * 1972-02-14 1975-01-15 Ici Ltd Purification process

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA991822A (en) * 1971-06-16 1976-06-29 Dhirendra R. Merchant Purification of gaseous hydrogen chloride
US3976447A (en) * 1973-04-26 1976-08-24 Pennwalt Corporation Removal of hydrogen fluoride from gaseous mixture by absorption on alkaline earth metal fluoride
US3947558A (en) * 1973-08-16 1976-03-30 Dow Chemical (Nederland) B.V. Method of recovering HF from mixtures containing C1 -C3 halocarbon compounds
US4102981A (en) * 1977-08-22 1978-07-25 Kaiser Aluminum & Chemical Corporation Removal of acidic impurity from chlorofluoromethanes
US4820318A (en) * 1987-12-24 1989-04-11 Allied-Signal Inc. Removal of organic compounds from gas streams using carbon molecular sieves
US4906796A (en) * 1989-03-08 1990-03-06 Allied Signal Inc. Process for purifying 1,1,1,2-tetrafluoroethane
FR2656447B1 (fr) * 1989-12-26 1992-03-27 Omega Electronics Sa Dispositif de chronometrage de mobiles.
CZ282665B6 (cs) * 1989-12-27 1997-08-13 Hoechst Marion Roussel, Inc. Aminopyridinylmethanoly, aminomethylpyridinaminy a jejich deriváty, způsob jejich přípravy, farmaceutický prostředek obsahující tyto sloučeniny a použití

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3026359A (en) * 1960-03-16 1962-03-20 Du Pont Process for preparing polyfluoroalkanes of high purity
GB1380497A (en) * 1972-02-14 1975-01-15 Ici Ltd Purification process

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CLAIMS SEARCHED: ALL *

Also Published As

Publication number Publication date
IE62545B1 (en) 1995-02-08
AU619955B2 (en) 1992-02-06
FI92316C (fi) 1994-10-25
FI913606A0 (fi) 1991-07-29
AU5039690A (en) 1990-08-24
US4902312A (en) 1990-02-20
DE69012102D1 (de) 1994-10-06
DE69012102T2 (de) 1995-03-02
CA2007907A1 (en) 1990-07-30
MX165908B (es) 1992-12-09
PT92971A (pt) 1990-07-31
ATE110704T1 (de) 1994-09-15
EP0455721B1 (en) 1994-08-31
EP0455721A1 (en) 1991-11-13
JPH04503066A (ja) 1992-06-04
IE900320L (en) 1990-07-30
KR910700216A (ko) 1991-03-14
FI92316B (fi) 1994-07-15
WO1990008751A1 (en) 1990-08-09

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