IN172068B - - Google Patents
Info
- Publication number
- IN172068B IN172068B IN771/MAS/88A IN771MA1988A IN172068B IN 172068 B IN172068 B IN 172068B IN 771MA1988 A IN771MA1988 A IN 771MA1988A IN 172068 B IN172068 B IN 172068B
- Authority
- IN
- India
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
- B01D53/04—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 with stationary adsorbents
- B01D53/047—Pressure swing adsorption
-
- 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
- B01D53/04—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 with stationary adsorbents
-
- 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
- C01B21/0405—Purification or separation processes
- C01B21/0433—Physical processing only
- C01B21/045—Physical processing only by adsorption in solids
- C01B21/0455—Physical processing only by adsorption in solids characterised by the adsorbent
- C01B21/0466—Zeolites
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
- C01B3/56—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with solids; Regeneration of used solids
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/50—Carbon dioxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/106—Silica or silicates
- B01D2253/108—Zeolites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/106—Silica or silicates
- B01D2253/108—Zeolites
- B01D2253/1085—Zeolites characterized by a silicon-aluminium ratio
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/30—Physical properties of adsorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/50—Carbon oxides
- B01D2257/504—Carbon dioxide
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2210/00—Purification or separation of specific gases
- C01B2210/0043—Impurity removed
- C01B2210/0051—Carbon dioxide
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2
-
- 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)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Combustion & Propulsion (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Separation Of Gases By Adsorption (AREA)
- Carbon And Carbon Compounds (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Gas Separation By Absorption (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/117,688 US4775396A (en) | 1987-11-05 | 1987-11-05 | Selective adsorption of CO2 on zeolites |
Publications (1)
Publication Number | Publication Date |
---|---|
IN172068B true IN172068B (it) | 1993-03-27 |
Family
ID=22374274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN771/MAS/88A IN172068B (it) | 1987-11-05 | 1988-11-04 |
Country Status (18)
Country | Link |
---|---|
US (1) | US4775396A (it) |
EP (1) | EP0316665B1 (it) |
JP (1) | JPH0688768B2 (it) |
KR (1) | KR930006400B1 (it) |
CN (1) | CN1014587B (it) |
AR (1) | AR241892A1 (it) |
AT (1) | ATE71553T1 (it) |
AU (1) | AU607017B2 (it) |
BR (1) | BR8805757A (it) |
CA (1) | CA1312829C (it) |
DE (1) | DE3867806D1 (it) |
EG (1) | EG18731A (it) |
GR (1) | GR3004057T3 (it) |
IN (1) | IN172068B (it) |
MY (1) | MY104108A (it) |
NO (1) | NO171351C (it) |
NZ (1) | NZ226842A (it) |
ZA (1) | ZA888292B (it) |
Families Citing this family (66)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2641542B1 (fr) * | 1988-11-15 | 1994-06-24 | Elf Aquitaine | Procede de decarbonatation et de degazolinage simultanes d'un melange gazeux constitue principalement d'hydrocarbures consistant en methane et hydrocarbures en c2 et plus et renfermant egalement co2 |
US4957514A (en) * | 1989-02-07 | 1990-09-18 | Air Products And Chemicals, Inc. | Hydrogen purification |
US4964888A (en) * | 1989-12-27 | 1990-10-23 | Uop | Multiple zone adsorption process |
US5013334A (en) * | 1990-01-09 | 1991-05-07 | Uop | Methane purification by pressure swing adsorption |
US5171333A (en) * | 1990-01-09 | 1992-12-15 | Uop | Methane purification by pressure swing adsorption |
US5100635A (en) * | 1990-07-31 | 1992-03-31 | The Boc Group, Inc. | Carbon dioxide production from combustion exhaust gases with nitrogen and argon by-product recovery |
FR2691379B1 (fr) * | 1992-05-19 | 1994-08-05 | Carrar | Utilisation de deca-dodecasil 3r pour l'adsorption et la detection de gaz carbonique. |
JP2559557B2 (ja) * | 1993-02-04 | 1996-12-04 | 共栄物産株式会社 | 生コンクリートもしくはコンクリート二次製品製造時に排出されるスラッジを用いた二酸化炭素消費材およびその製造方法並びに排ガス中の二酸化炭素消費方法 |
DE69421359T2 (de) * | 1993-11-10 | 2000-06-08 | Agency Of Industrial Science & Technology, Ministry Of International Trade & Industry | Verfahren zur Trennung von Stickstoff und Kohlendioxid unter Verwendung von keramischen Materialien |
US5464467A (en) * | 1994-02-14 | 1995-11-07 | The Boc Group, Inc. | Adsorptive separation of nitrogen from other gases |
US5531808A (en) * | 1994-12-23 | 1996-07-02 | The Boc Group, Inc. | Removal of carbon dioxide from gas streams |
US5587003A (en) * | 1995-03-21 | 1996-12-24 | The Boc Group, Inc. | Removal of carbon dioxide from gas streams |
US5846295A (en) * | 1997-03-07 | 1998-12-08 | Air Products And Chemicals, Inc. | Temperature swing adsorption |
US5779767A (en) * | 1997-03-07 | 1998-07-14 | Air Products And Chemicals, Inc. | Use of zeolites and alumina in adsorption processes |
US5846298A (en) * | 1997-05-09 | 1998-12-08 | Air Products And Chemicals, Inc. | Ozone recovery by zeolite adsorbents |
US5938819A (en) * | 1997-06-25 | 1999-08-17 | Gas Separation Technology Llc | Bulk separation of carbon dioxide from methane using natural clinoptilolite |
US5980611A (en) * | 1997-09-25 | 1999-11-09 | The Boc Group, Inc. | Air purification process |
US6238460B1 (en) | 1997-09-26 | 2001-05-29 | The Boc Group, Inc. | Air purification process |
FR2773499B1 (fr) * | 1998-01-14 | 2000-02-11 | Air Liquide | Procede de purification par adsorption de l'air avant distillation cryogenique |
CA2264418C (en) * | 1998-03-12 | 2002-05-14 | Adeola Florence Ojo | Removal of carbon dioxide from gas streams |
US6024781A (en) * | 1998-04-17 | 2000-02-15 | The Boc Group, Inc. | Separation of carbon dioxide and hydrocarbons |
US6183539B1 (en) * | 1998-07-01 | 2001-02-06 | Zeochem Co. | Molecular sieve adsorbent for gas purification and preparation thereof |
US6080226A (en) * | 1998-09-30 | 2000-06-27 | Uop Llc | Nitrous oxide purification by pressure swing adsorption |
FR2796570B1 (fr) * | 1999-07-22 | 2002-06-07 | Air Liquide | Adsorbant a selectivite amelioree pour la separation des gaz |
FR2800995B1 (fr) * | 1999-10-05 | 2002-01-04 | Ceca Sa | Adsorbants zeolitiques, leur procede d'obtention et leur utilisation pour la decarbonation de flux gazeux |
US6096194A (en) * | 1999-12-02 | 2000-08-01 | Zeochem | Sulfur adsorbent for use with oil hydrogenation catalysts |
EP1142622B1 (en) * | 2000-04-04 | 2006-06-21 | Tosoh Corporation | Method of adsorptive separation of carbon dioxide |
US6432171B1 (en) | 2000-08-28 | 2002-08-13 | The Boc Group, Inc. | Thermal swing adsorption process |
US6416569B1 (en) | 2000-08-28 | 2002-07-09 | The Boc Group, Inc. | Temperature swing adsorption process |
US6596256B1 (en) | 2000-08-28 | 2003-07-22 | The Boc Group, Inc. | Synthesis of low silicon sodium X zeolite |
US6409800B1 (en) | 2000-08-28 | 2002-06-25 | The Boc Group, Inc. | Temperature swing adsorption process |
FR2832141B1 (fr) * | 2001-11-14 | 2004-10-01 | Ceca Sa | Procede de purification de gaz de synthese |
US7267811B2 (en) * | 2003-11-26 | 2007-09-11 | Cabot Corporation | Fuel reformer catalyst and absorbent materials |
WO2005053831A2 (en) * | 2003-11-26 | 2005-06-16 | Cabot Corporation | Fuel reformer catalyst and absorbent materials |
EP1697258A4 (en) * | 2003-11-26 | 2010-03-10 | Cabot Corp | PARTICULATE ABSORBENT MATERIALS AND PROCESSES FOR PRODUCING THE SAME |
CN1993167A (zh) | 2004-08-03 | 2007-07-04 | 科罗拉多州立大学董事会 | 用于高选择性分离的膜 |
US7404846B2 (en) * | 2005-04-26 | 2008-07-29 | Air Products And Chemicals, Inc. | Adsorbents for rapid cycle pressure swing adsorption processes |
MY153638A (en) * | 2006-05-15 | 2015-03-13 | Univ Colorado Regents | High flux selectivity sapo-34 membranes for co2/ch4 separations |
TW200904752A (en) * | 2007-03-09 | 2009-02-01 | Univ Colorado Regents | Synthesis of zeolites and zeolite membranes using multiple structure directing agents |
US7959720B2 (en) * | 2007-05-18 | 2011-06-14 | Exxonmobil Research And Engineering Company | Low mesopore adsorbent contactors for use in swing adsorption processes |
US8529662B2 (en) * | 2007-05-18 | 2013-09-10 | Exxonmobil Research And Engineering Company | Removal of heavy hydrocarbons from gas mixtures containing heavy hydrocarbons and methane |
US8545602B2 (en) * | 2007-05-18 | 2013-10-01 | Exxonmobil Research And Engineering Company | Removal of CO2, N2, and H2S from gas mixtures containing same |
US8444750B2 (en) * | 2007-05-18 | 2013-05-21 | Exxonmobil Research And Engineering Company | Removal of CO2, N2, or H2S from gas mixtures by swing adsorption with low mesoporosity adsorbent contactors |
WO2008143967A1 (en) * | 2007-05-18 | 2008-11-27 | Exxonmobil Research And Engineering Company | Removal of a target gas from a mixture of gases by swing adsorption with use of a turboexpander |
US8529663B2 (en) * | 2007-05-18 | 2013-09-10 | Exxonmobil Research And Engineering Company | Process for removing a target gas from a mixture of gases by swing adsorption |
AU2008254512B2 (en) * | 2007-05-18 | 2012-03-01 | Exxonmobil Upstream Research Company | Process for removing a target gas from a mixture of gases by thermal swing adsorption |
JP5186410B2 (ja) * | 2008-02-14 | 2013-04-17 | 公益財団法人地球環境産業技術研究機構 | Co2分離剤、及びco2の選択的分離方法 |
US8142745B2 (en) * | 2008-02-21 | 2012-03-27 | Exxonmobil Research And Engineering Company | Separation of carbon dioxide from nitrogen utilizing zeolitic imidazolate framework materials |
US8142746B2 (en) * | 2008-02-21 | 2012-03-27 | Exxonmobil Research And Engineering Company | Separation of carbon dioxide from methane utilizing zeolitic imidazolate framework materials |
US8192709B2 (en) * | 2008-02-21 | 2012-06-05 | Exxonmobil Research And Engineering Company | Separation of methane from higher carbon number hydrocarbons utilizing zeolitic imidazolate framework materials |
CA2657127C (en) | 2009-03-05 | 2016-07-05 | The Governors Of The University Of Alberta | Removal of carbon dioxide from paraffins |
WO2010109477A2 (en) | 2009-03-27 | 2010-09-30 | Council Of Scientific & Industrial Research | A process for the preparation of molecular sieve adsorbent for the size/shape selective adsorption of carbon dioxide from its gaseous mixture with nitrogen |
WO2010113169A1 (en) | 2009-03-31 | 2010-10-07 | Council Of Scientific & Industrial Research | A process for the preparation and use of pentasil type zeolite for the selective adsorption of carbon dioxide from flue gas |
AU2011245307B2 (en) | 2010-04-29 | 2014-10-09 | The Regents Of The University Of Colorado, A Body Corporate | High flux SAPO-34 membranes for CO2/CH4 separation and template removal method |
US8328911B2 (en) | 2010-06-21 | 2012-12-11 | The University Of Kentucky Research Foundation | Method for removing CO2 from coal-fired power plant flue gas using ammonia as the scrubbing solution, with a chemical additive for reducing NH3 losses, coupled with a membrane for concentrating the CO2 stream to the gas stripper |
US8337593B2 (en) | 2010-08-18 | 2012-12-25 | Uop Llc | Process for purifying natural gas and regenerating one or more adsorbers |
WO2012133007A1 (ja) * | 2011-03-31 | 2012-10-04 | 大陽日酸株式会社 | ガス精製方法 |
FR2979253B1 (fr) * | 2011-08-26 | 2014-07-25 | IFP Energies Nouvelles | Procede et dispositif de separation par adsorption modulee en pression du dioxyde de carbone contenu dans le flux de sortie d'une unite de reformage a la vapeur |
US20150369533A1 (en) * | 2013-01-29 | 2015-12-24 | Joseph Company International, Inc. | Carbon dioxide charging apparatus and method for heat exchange unit |
US9155996B2 (en) * | 2013-03-14 | 2015-10-13 | Board Of Trustees Of The Leland Stanford Junior University | Sorbents for carbon dioxide capture |
US9403148B2 (en) * | 2014-06-23 | 2016-08-02 | Saudi Arabian Oil Company | Synthesis of ultra-small pore aluminosilicates by controlled structural collapse of zeolites |
CN104353422A (zh) * | 2014-10-21 | 2015-02-18 | 繁昌县倍思生产力促进中心有限公司 | 一种抗菌口罩吸附剂及其制备方法 |
EP3349878B1 (en) | 2015-09-16 | 2023-11-08 | Uop Llc | Pressure swing adsorption process and apparatus for purifying a hydrogen-containing gas stream |
US10399007B2 (en) | 2016-11-08 | 2019-09-03 | Uop Llc | Temperature swing adsorption process and apparatus with closed loop regeneration |
CN106914214B (zh) * | 2017-03-15 | 2019-08-16 | 中国科学院上海高等研究院 | 用于盐碱土改良的烟气净化吸附剂及盐碱土改良方法 |
FR3078897B1 (fr) | 2018-03-18 | 2022-05-06 | Arkema France | Procede de decarbonatation de flux gazeux |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6503410A (it) * | 1963-02-21 | 1965-09-20 | ||
CA996472A (en) * | 1972-07-13 | 1976-09-07 | Hanju Lee | Method for the selective removal of hydrogen sulfide from a carbon dioxide containing stream |
JPS54146283A (en) * | 1978-05-09 | 1979-11-15 | Toray Ind Inc | Paraxylene separating adsorbent |
US4481018A (en) * | 1982-11-15 | 1984-11-06 | Air Products And Chemicals, Inc. | Polyvalent ion exchanged adsorbent for air separation |
GB8334610D0 (en) * | 1983-12-30 | 1984-02-08 | Bp Chem Int Ltd | Selective absorption of carbon monoxide on zeolites |
GB8421918D0 (en) * | 1984-08-30 | 1984-10-03 | Bp Chem Int Ltd | Selective adsorption of carbon dioxide |
US4557736A (en) * | 1984-10-29 | 1985-12-10 | Air Products And Chemicals, Inc. | Binary ion exchanged type X zeolite adsorbent |
EP0284850B1 (en) * | 1987-03-09 | 1992-06-17 | Uop | Improved adsorptive purification process |
-
1987
- 1987-11-05 US US07/117,688 patent/US4775396A/en not_active Expired - Lifetime
-
1988
- 1988-11-03 DE DE8888118302T patent/DE3867806D1/de not_active Expired - Fee Related
- 1988-11-03 EP EP88118302A patent/EP0316665B1/en not_active Expired - Lifetime
- 1988-11-03 AT AT88118302T patent/ATE71553T1/de not_active IP Right Cessation
- 1988-11-04 NZ NZ226842A patent/NZ226842A/xx unknown
- 1988-11-04 KR KR1019880014484A patent/KR930006400B1/ko not_active IP Right Cessation
- 1988-11-04 JP JP63277553A patent/JPH0688768B2/ja not_active Expired - Lifetime
- 1988-11-04 CN CN88108824A patent/CN1014587B/zh not_active Expired
- 1988-11-04 AU AU24653/88A patent/AU607017B2/en not_active Ceased
- 1988-11-04 NO NO884927A patent/NO171351C/no not_active IP Right Cessation
- 1988-11-04 ZA ZA888292A patent/ZA888292B/xx unknown
- 1988-11-04 MY MYPI88001266A patent/MY104108A/en unknown
- 1988-11-04 AR AR88312393A patent/AR241892A1/es active
- 1988-11-04 CA CA000582404A patent/CA1312829C/en not_active Expired - Fee Related
- 1988-11-04 IN IN771/MAS/88A patent/IN172068B/en unknown
- 1988-11-04 BR BR888805757A patent/BR8805757A/pt active Search and Examination
- 1988-11-06 EG EG57088A patent/EG18731A/xx active
-
1992
- 1992-03-18 GR GR910401174T patent/GR3004057T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
AU607017B2 (en) | 1991-02-21 |
EG18731A (en) | 1994-02-28 |
EP0316665A1 (en) | 1989-05-24 |
JPH0688768B2 (ja) | 1994-11-09 |
CA1312829C (en) | 1993-01-19 |
CN1014587B (zh) | 1991-11-06 |
BR8805757A (pt) | 1989-07-25 |
GR3004057T3 (it) | 1993-03-31 |
EP0316665B1 (en) | 1992-01-15 |
ATE71553T1 (de) | 1992-02-15 |
NZ226842A (en) | 1990-03-27 |
NO884927L (no) | 1989-05-08 |
AR241892A1 (es) | 1993-01-29 |
DE3867806D1 (de) | 1992-02-27 |
AU2465388A (en) | 1989-05-11 |
NO171351C (no) | 1993-03-03 |
KR930006400B1 (ko) | 1993-07-14 |
NO884927D0 (no) | 1988-11-04 |
US4775396A (en) | 1988-10-04 |
ZA888292B (en) | 1989-07-26 |
CN1036338A (zh) | 1989-10-18 |
JPH01160816A (ja) | 1989-06-23 |
MY104108A (en) | 1993-12-31 |
NO171351B (no) | 1992-11-23 |
KR890007781A (ko) | 1989-07-05 |