SE7703337L - Sett att framstella modifierade silverkatalysatorer - Google Patents
Sett att framstella modifierade silverkatalysatorerInfo
- Publication number
- SE7703337L SE7703337L SE7703337A SE7703337A SE7703337L SE 7703337 L SE7703337 L SE 7703337L SE 7703337 A SE7703337 A SE 7703337A SE 7703337 A SE7703337 A SE 7703337A SE 7703337 L SE7703337 L SE 7703337L
- Authority
- SE
- Sweden
- Prior art keywords
- catalyst
- silver catalysts
- modified silver
- manufacturing modified
- silver
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title abstract 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical class [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title 1
- 229910052709 silver Inorganic materials 0.000 abstract 2
- 239000004332 silver Substances 0.000 abstract 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract 1
- 239000005977 Ethylene Substances 0.000 abstract 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 abstract 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 abstract 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- 229910052792 caesium Inorganic materials 0.000 abstract 1
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 abstract 1
- 238000000151 deposition Methods 0.000 abstract 1
- 150000002500 ions Chemical class 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 229910052700 potassium Inorganic materials 0.000 abstract 1
- 239000011591 potassium Substances 0.000 abstract 1
- 229910052701 rubidium Inorganic materials 0.000 abstract 1
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 abstract 1
- 230000006641 stabilisation Effects 0.000 abstract 1
- 238000011105 stabilization Methods 0.000 abstract 1
Classifications
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/90—Regeneration or reactivation
- B01J23/96—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides of the noble metals
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/66—Silver or gold
-
- 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
- B01J38/00—Regeneration or reactivation of catalysts, in general
- B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
- B01J38/485—Impregnating or reimpregnating with, or deposition of metal compounds or catalytically active elements
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D301/00—Preparation of oxiranes
- C07D301/02—Synthesis of the oxirane ring
- C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
- C07D301/04—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen
- C07D301/08—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase
- C07D301/10—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase with catalysts containing silver or gold
-
- 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
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
-
- 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
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB12129/76A GB1574426A (en) | 1976-03-25 | 1976-03-25 | Process for preparing modified silver catalysts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7703337L true SE7703337L (sv) | 1977-09-26 |
| SE417574B SE417574B (sv) | 1981-03-30 |
Family
ID=9998894
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7703337A SE417574B (sv) | 1976-03-25 | 1977-03-23 | Sett att framstella modifierade ag-katalysatorer |
| SE7808825A SE435718B (sv) | 1976-03-25 | 1978-08-21 | Sett att framstella etylenoxid genom att eten i angfas omsettes med molekylert syre i nervaro av en reaktiverad silverkatalysator |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7808825A SE435718B (sv) | 1976-03-25 | 1978-08-21 | Sett att framstella etylenoxid genom att eten i angfas omsettes med molekylert syre i nervaro av en reaktiverad silverkatalysator |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US4033903A (sv) |
| JP (1) | JPS6041989B2 (sv) |
| AU (1) | AU509592B2 (sv) |
| BE (1) | BE852726A (sv) |
| CA (1) | CA1093054A (sv) |
| CS (1) | CS193089B2 (sv) |
| DE (1) | DE2712785A1 (sv) |
| ES (2) | ES457110A1 (sv) |
| FR (1) | FR2345210A1 (sv) |
| GB (1) | GB1574426A (sv) |
| IN (1) | IN156059B (sv) |
| IT (1) | IT1075948B (sv) |
| MX (1) | MX145653A (sv) |
| NL (1) | NL7703125A (sv) |
| PL (2) | PL114020B1 (sv) |
| PT (1) | PT66340B (sv) |
| SE (2) | SE417574B (sv) |
| TR (1) | TR19777A (sv) |
Families Citing this family (66)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4168247A (en) * | 1976-05-28 | 1979-09-18 | Imperial Chemical Industries Limited | Catalysts for the production of alkylene oxides |
| GB1575810A (en) * | 1976-10-21 | 1980-10-01 | Shell Int Research | Process for the performance of silver catalysts |
| DE2649359C3 (de) * | 1976-10-29 | 1979-07-26 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Verbesserung der Wirksamkeit von gebrauchten Silber-Trägerkatalysatoren |
| GB1594362A (en) * | 1977-05-23 | 1981-07-30 | Ici Ltd | Production of alkylene oxides and catalysts therefor |
| JPS5929293B2 (ja) * | 1977-07-01 | 1984-07-19 | 株式会社日本触媒 | 酸化エチレン製造用銀担持触媒の製造方法 |
| DE2740480B2 (de) * | 1977-09-08 | 1979-07-05 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Verbesserung der Wirksamkeit von Silber-Trägerkatalysatoren |
| DE2861030D1 (en) * | 1977-11-19 | 1981-11-26 | Basf Ag | Process for preparing an ethylene oxide catalyst |
| US4224194A (en) * | 1979-02-26 | 1980-09-23 | Texaco Development Corp. | Process for preparing an ethylene oxide catalyst |
| US4342667A (en) * | 1979-03-26 | 1982-08-03 | The Halcon Sd Group, Inc. | Process for preparing a silver catalyst |
| DE2936036A1 (de) * | 1979-09-06 | 1981-04-02 | EC Erdölchemie GmbH, 5000 Köln | Verfahren zur herstellung von ethylenoxid |
| US4350616A (en) * | 1980-07-03 | 1982-09-21 | The Dow Chemical Company | Method of making catalysts for the production of ethylene oxide |
| JPS57107240A (en) * | 1980-12-26 | 1982-07-03 | Nippon Shokubai Kagaku Kogyo Co Ltd | Production of silver catalyst for producing ethylene oxide |
| US4391735A (en) * | 1981-07-17 | 1983-07-05 | Internorth, Inc. | Cleaning and regenerating ethylene oxide catalysts |
| US4419276A (en) * | 1981-09-30 | 1983-12-06 | Union Carbide Corporation | Silver catalyst for the manufacture of ethylene oxide and a process for preparing the catalyst |
| US4455392A (en) * | 1981-10-05 | 1984-06-19 | Union Carbide Corporation | Process for preparing a supported silver catalyst |
| ZA829384B (en) * | 1981-12-30 | 1983-10-26 | Ici Plc | Catalysts for the production of alkylene oxides |
| DE3272383D1 (en) * | 1981-12-30 | 1986-09-04 | Ici Plc | Catalysts for the production of alkylene oxides |
| US4760042A (en) * | 1982-03-24 | 1988-07-26 | Scientific Design Company, Inc. | Process for preparing an alkali metal-promoted silver catalyst |
| US4406820A (en) * | 1982-04-02 | 1983-09-27 | Internorth, Inc. | Controlled addition of promoters to ethylene oxide catalysts |
| US4774222A (en) * | 1982-06-16 | 1988-09-27 | Scientific Design Company, Inc. | Catalyst for oxidation of ethylene to ethylene oxide and process for preparing the catalyst |
| DE3229541A1 (de) * | 1982-08-07 | 1984-02-09 | Hoechst Ag, 6230 Frankfurt | Verfahren zur verbesserung der wirksamkeit von gebrauchten silber-traegerkatalysatoren |
| JPS5973113U (ja) * | 1982-11-09 | 1984-05-18 | 株式会社クボタ | 耕耘カバ−装置 |
| GB8304749D0 (en) * | 1983-02-21 | 1983-03-23 | Ici Plc | Catalysts |
| JPS60216844A (ja) * | 1984-04-13 | 1985-10-30 | Nippon Shokubai Kagaku Kogyo Co Ltd | エチレンオキシド製造用銀触媒 |
| EP0211521B1 (en) * | 1985-07-31 | 1990-03-21 | Imperial Chemical Industries Plc | Process of promoting catalysts for the production of alkylene oxides |
| JPS62114654A (ja) * | 1985-11-14 | 1987-05-26 | Nippon Shokubai Kagaku Kogyo Co Ltd | エチレンオキシド製造用銀触媒の製造方法 |
| JPS62114653A (ja) * | 1985-11-12 | 1987-05-26 | Nippon Shokubai Kagaku Kogyo Co Ltd | エチレンオキシド製造用銀触媒およびその製造方法 |
| AU586048B2 (en) * | 1985-11-12 | 1989-06-29 | Nippon Shokubai Kagaku Kogyo Co. Ltd. | Silver catalyst for production of ethylene oxide and method for manufacture thereof |
| DE3643248A1 (de) * | 1986-12-18 | 1988-06-30 | Basf Ag | Silberkatalysator, seine herstellung und verwendung |
| DE68925767T2 (de) * | 1988-08-30 | 1996-08-14 | Union Carbide Corp | Katalysatoren für die Herstellung von Ethylenoxid und Verfahren zur deren Herstellung |
| US5187140A (en) * | 1989-10-18 | 1993-02-16 | Union Carbide Chemicals & Plastics Technology Corporation | Alkylene oxide catalysts containing high silver content |
| US5008413A (en) * | 1989-10-23 | 1991-04-16 | Scientific Design Company, Inc. | Catalyst for oxidation of ethylene to ethylene oxide |
| US5081096A (en) * | 1990-07-25 | 1992-01-14 | Eastman Kodak Company | Epoxidation catalyst |
| US5112795A (en) * | 1990-10-12 | 1992-05-12 | Union Carbide Chemicals & Plastics Technology Corporation | Supported silver catalyst, and processes for making and using same |
| CA2037438A1 (en) * | 1991-03-01 | 1992-09-02 | Jack G. Pagotto | Low chromium active charcoal |
| US5525740A (en) * | 1993-03-01 | 1996-06-11 | Scientific Design Company, Inc. | Process for preparing silver catalyst and process of using same to produce ethylene oxide |
| US6184175B1 (en) * | 1993-03-01 | 2001-02-06 | Scientic Design Company, Inc. | Process for preparing silver catalyst |
| US5602070A (en) * | 1995-01-09 | 1997-02-11 | Scientific Design Company, Inc. | Process for preparing silver catalyst |
| US6455713B1 (en) * | 1998-09-14 | 2002-09-24 | Eastman Chemical Company | Reactivation of Cs-promoted, Ag catalysts for the selective epoxidation of butadiene to 3,4-epoxy-1-butene |
| US20040225138A1 (en) * | 2003-05-07 | 2004-11-11 | Mcallister Paul Michael | Reactor system and process for the manufacture of ethylene oxide |
| MX260863B (es) | 2003-05-07 | 2008-09-26 | Shell Int Research | Catalizadores que contienen plata, su elaboracion y uso de los mismos. |
| US20040224841A1 (en) * | 2003-05-07 | 2004-11-11 | Marek Matusz | Silver-containing catalysts, the manufacture of such silver-containing catalysts, and the use thereof |
| TW200600190A (en) * | 2004-04-01 | 2006-01-01 | Shell Int Research | Process for preparing a silver catalyst, the catalyst, and use thereof in olefin oxidation |
| TW200602123A (en) * | 2004-04-01 | 2006-01-16 | Shell Int Research | Process for preparing a catalyst, the catalyst, and a use of the catalyst |
| TW200613056A (en) * | 2004-04-01 | 2006-05-01 | Shell Int Research | A process for preparing a silver catalyst, the catalyst, and a use of the catalyst for olefin oxidation |
| EP1807189A2 (en) * | 2004-09-24 | 2007-07-18 | Shell Internationale Research Maatschappij B.V. | A process for selecting shaped particles, a process for installing a system, a process for reacting a gaseous feedstock in such a system, a computer program product, and a computer system |
| US7704908B2 (en) * | 2005-12-22 | 2010-04-27 | Shell Oil Company | Method for reusing rhenium from a donor spent epoxidation catalyst |
| US20070203349A1 (en) * | 2005-12-22 | 2007-08-30 | Bolk Jeroen W | Method Of Installing An Epoxidation Catalyst In A Reactor, A Method Of Preparing An Epoxidation Catalyst, An Epoxidation Catalyst, A Process For The Preparation Of An Olefin Oxide Or A Chemical Derivable From An Olefin Oxide, And A Reactor Suitable For Such A Process |
| US20070203350A1 (en) * | 2005-12-22 | 2007-08-30 | Bolk Jeroen W | Method Of Installing An Epoxidation Catalyst In A Reactor, A Method Of Preparing An Epoxidation Catalyst, An Epoxidation Catalyst, A Process For The Preparation Of An Olefin Oxide Or A Chemical Derivable From An Olefin Oxide, And A Reactor Suitable For Such A Process |
| US20070197808A1 (en) * | 2005-12-22 | 2007-08-23 | Bolk Jeroen W | Method Of Installing An Epoxidation Catalyst In A Reactor, A Method Of Preparing An Epoxidation Catalyst, An Epoxidation Catalyst, A Process For The Preparation Of An Olefin Oxide Or A Chemical Derivable From An Olefin Oxide, And A Reactor Suitable For Such A Process |
| US7459589B2 (en) * | 2005-12-22 | 2008-12-02 | Shell Oil Company | Process for the preparation of an alkylene glycol |
| US20070197801A1 (en) * | 2005-12-22 | 2007-08-23 | Bolk Jeroen W | Method of installing an epoxidation catalyst in a reactor, a method of preparing an epoxidation catalyst, an epoxidation catalyst, a process for the preparation of an olefin oxide or a chemical derivable from an olefin oxide, and a reactor suitables for such a process |
| US20070203352A1 (en) * | 2005-12-22 | 2007-08-30 | Bolk Jeroen W | Method Of Installing An Epoxidation Catalyst In A Reactor, A Method Of Preparing An Epoxidation Catalyst, An Epoxidation Catalyst, A Process For The Preparation Of An Olefin Oxide Or A Chemical Derivable From An Olefin Oxide, And A Reactor Suitable For Such A Process |
| US20070154377A1 (en) * | 2005-12-22 | 2007-07-05 | Rekers Dominicus M | Process for the removal of combustible volatile contaminant materials from a process stream |
| US20070151451A1 (en) * | 2005-12-22 | 2007-07-05 | Rekers Dominicus M | Process for the cooling, concentration or purification of ethylene oxide |
| US20070203348A1 (en) * | 2005-12-22 | 2007-08-30 | Bolk Jeroen W | Method Of Installing An Epoxidation Catalyst In A Reactor, A Method Of Preparing An Epoxidation Catalyst, An Epoxidation Catalyst, A Process For The Preparation Of An Olefin Oxide Or A Chemical Derivable From An Olefin Oxide, And A Reactor Suitable For Such A Process |
| US8357812B2 (en) * | 2005-12-22 | 2013-01-22 | Shell Oil Company | Process for preparing a rejuvenated epoxidation catalyst |
| US20070213545A1 (en) * | 2005-12-22 | 2007-09-13 | Bolk Jeroen W | Method Of Installing An Epoxidation Catalyst In A Reactor, A Method Of Preparing An Epoxidation Catalyst, An Epoxidation Catalyst, A Process For The Preparation Of An Olefin Oxide Or A Chemical Derivable From An Olefin Oxide, And A Reactor Suitable For Such A Process |
| US7750170B2 (en) * | 2005-12-22 | 2010-07-06 | Shell Oil Company | Process for mixing an oxidant having explosive potential with a hydrocarbon |
| US8008515B2 (en) * | 2006-05-02 | 2011-08-30 | Nippon Shokubai Co., Ltd. | Catalyst for partial oxidation of olefin, preparation method thereof, and process for preparing alkylene oxide |
| US20080154052A1 (en) * | 2006-12-20 | 2008-06-26 | Jeroen Willem Bolk | Method of installing an epoxidation catalyst in a reactor, a method of preparing an epoxidation catalyst, an epoxidation catalyst, a process for the preparation of an olefin oxide or a chemical derivable from an olefin oxide, and a reactor suitable for such a process |
| US20080154051A1 (en) * | 2006-12-20 | 2008-06-26 | Jeroen Willem Bolk | Method of installing an epoxidation catalyst in a reactor, a method of preparing an epoxidation catalyst, an epoxidation catalyst, a process for the preparation of an olefin oxide or a chemical derivable from an olefin oxide, and a reactor suitable for such a process |
| CN107864652B (zh) * | 2015-07-24 | 2022-03-29 | 利安德化学技术有限公司 | 用于环氧化的后处理银催化剂 |
| US9975865B2 (en) * | 2016-07-18 | 2018-05-22 | Scientific Design Company, Inc. | Epoxidation process |
| US11772082B1 (en) | 2018-06-21 | 2023-10-03 | Avn Corporation | Catalyst supports—composition and process of manufacture |
| US20210284962A1 (en) | 2018-06-21 | 2021-09-16 | The Regents Of The University Of California | Generation of a population of hindbrain cells and hindbrain-like organoids from pluripotent stem cells |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2671764A (en) * | 1951-10-01 | 1954-03-09 | Jefferson Chem Co Inc | Promoted supported silver surface catalyst and process of preparing same |
| GB1170663A (en) * | 1967-03-22 | 1969-11-12 | Shell Int Research | Process for preparing Silver Catalysts |
| US4012425A (en) * | 1972-01-07 | 1977-03-15 | Shell Oil Company | Ethylene oxide process |
| CA1026763A (en) * | 1974-05-20 | 1978-02-21 | Robert P. Nielsen | Silver catalysts used in ethylene oxide production |
-
1976
- 1976-03-25 GB GB12129/76A patent/GB1574426A/en not_active Expired
- 1976-04-19 US US05/678,106 patent/US4033903A/en not_active Expired - Lifetime
-
1977
- 1977-03-01 CA CA272,910A patent/CA1093054A/en not_active Expired
- 1977-03-22 BE BE1008039A patent/BE852726A/xx not_active IP Right Cessation
- 1977-03-22 ES ES457110A patent/ES457110A1/es not_active Expired
- 1977-03-23 SE SE7703337A patent/SE417574B/sv not_active IP Right Cessation
- 1977-03-23 NL NL7703125A patent/NL7703125A/xx not_active Application Discontinuation
- 1977-03-23 FR FR7708672A patent/FR2345210A1/fr active Granted
- 1977-03-23 PT PT66340A patent/PT66340B/pt unknown
- 1977-03-23 CS CS771933A patent/CS193089B2/cs unknown
- 1977-03-23 PL PL1977217212A patent/PL114020B1/pl unknown
- 1977-03-23 IN IN425/CAL/77A patent/IN156059B/en unknown
- 1977-03-23 IT IT21602/77A patent/IT1075948B/it active
- 1977-03-23 AU AU23544/77A patent/AU509592B2/en not_active Expired
- 1977-03-23 JP JP52031236A patent/JPS6041989B2/ja not_active Expired
- 1977-03-23 TR TR19777A patent/TR19777A/xx unknown
- 1977-03-23 PL PL1977196853A patent/PL109142B1/pl unknown
- 1977-03-23 DE DE19772712785 patent/DE2712785A1/de active Granted
- 1977-05-05 ES ES458500A patent/ES458500A1/es not_active Expired
- 1977-05-23 MX MX168473A patent/MX145653A/es unknown
-
1978
- 1978-08-21 SE SE7808825A patent/SE435718B/sv not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| PL114020B1 (en) | 1981-01-31 |
| TR19777A (tr) | 1979-11-30 |
| MX145653A (es) | 1982-03-19 |
| BE852726A (nl) | 1977-09-22 |
| US4033903A (en) | 1977-07-05 |
| IN156059B (sv) | 1985-05-04 |
| AU2354477A (en) | 1978-09-28 |
| JPS52117293A (en) | 1977-10-01 |
| DE2712785A1 (de) | 1977-09-29 |
| JPS6041989B2 (ja) | 1985-09-19 |
| FR2345210B1 (sv) | 1982-04-02 |
| CA1093054A (en) | 1981-01-06 |
| SE7808825L (sv) | 1978-09-24 |
| FR2345210A1 (fr) | 1977-10-21 |
| AU509592B2 (en) | 1980-05-15 |
| SE435718B (sv) | 1984-10-15 |
| CS193089B2 (en) | 1979-09-17 |
| SE417574B (sv) | 1981-03-30 |
| GB1574426A (en) | 1980-09-10 |
| NL7703125A (nl) | 1977-09-27 |
| PT66340A (en) | 1977-04-01 |
| PT66340B (en) | 1978-08-16 |
| IT1075948B (it) | 1985-04-22 |
| PL109142B1 (en) | 1980-05-31 |
| DE2712785C2 (sv) | 1987-07-30 |
| ES458500A1 (es) | 1978-04-01 |
| ES457110A1 (es) | 1978-03-01 |
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