RO81392B - Electrolizor bipolar cu diafragma - Google Patents
Electrolizor bipolar cu diafragmaInfo
- Publication number
- RO81392B RO81392B RO102713A RO10271380A RO81392B RO 81392 B RO81392 B RO 81392B RO 102713 A RO102713 A RO 102713A RO 10271380 A RO10271380 A RO 10271380A RO 81392 B RO81392 B RO 81392B
- Authority
- RO
- Romania
- Prior art keywords
- bipolar
- wall
- series
- perforated
- diaphragm
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/60—Constructional parts of cells
- C25B9/65—Means for supplying current; Electrode connections; Electric inter-cell connections
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/70—Assemblies comprising two or more cells
- C25B9/73—Assemblies comprising two or more cells of the filter-press type
- C25B9/77—Assemblies comprising two or more cells of the filter-press type having diaphragms
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Abstract
Inventia se refera la un electrolizor bipolar cu diafragma pentru obtinerea de hidroxizi de metale alcaline si clor. Electrolizorul bipolar, conform inventiei, cuprinde un element terminal anodic, un element terminal catodic si o pluralitate de elemente bipolare cu dimensiunile lor majore într-un perete bipolar ce separa compartimentul anodic si compartimentul catodic si electrozi perforati verticali, paraleli, dispusi la o anumita distanta de peretele bipolar diafragme sau membrane ce separa anozii si catozii, o serie de ecrane repartizate de-a lungul întregii latimi a compartimentului catodic si electrozi perforati verticali, paraleli, dispusi la o serie de ecrane repartizate de-a lungul întregii latimi a compartimentului de electrod si extinzîndu-se la peretele bipolar la electrodul perforat pentru a forma o serie de canale de curgere verticale extinzîndu-se pe o mare parte a înaltimii peretelui ecranele fiind înclinate.....
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT27690/79A IT1163737B (it) | 1979-11-29 | 1979-11-29 | Elettrolizzatore bipolare comprendente mezzi per generare la ricircolazione interna dell'elettrolita e procedimento di elettrolisi |
Publications (2)
Publication Number | Publication Date |
---|---|
RO81392A RO81392A (ro) | 1983-04-29 |
RO81392B true RO81392B (ro) | 1983-04-30 |
Family
ID=11222139
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RO102713A RO81392B (ro) | 1979-11-29 | 1980-11-28 | Electrolizor bipolar cu diafragma |
Country Status (22)
Country | Link |
---|---|
US (5) | US4279731A (ro) |
EP (2) | EP0111149A1 (ro) |
JP (3) | JPS56102586A (ro) |
AR (1) | AR227296A1 (ro) |
AT (1) | ATE44554T1 (ro) |
AU (1) | AU532517B2 (ro) |
BR (1) | BR8007570A (ro) |
CA (1) | CA1169808A (ro) |
CS (1) | CS223889B2 (ro) |
DD (1) | DD154831A5 (ro) |
DE (1) | DE3072159D1 (ro) |
ES (2) | ES497263A0 (ro) |
FI (1) | FI67728C (ro) |
HU (1) | HU183256B (ro) |
IT (1) | IT1163737B (ro) |
MX (1) | MX148530A (ro) |
NO (1) | NO157383C (ro) |
PL (1) | PL132356B1 (ro) |
RO (1) | RO81392B (ro) |
SU (1) | SU1126210A3 (ro) |
YU (1) | YU42544B (ro) |
ZA (1) | ZA806648B (ro) |
Families Citing this family (85)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1163737B (it) * | 1979-11-29 | 1987-04-08 | Oronzio De Nora Impianti | Elettrolizzatore bipolare comprendente mezzi per generare la ricircolazione interna dell'elettrolita e procedimento di elettrolisi |
US4339323A (en) * | 1980-09-18 | 1982-07-13 | Ppg Industries, Inc. | Bipolar electrolyzer element |
US4340460A (en) * | 1980-11-24 | 1982-07-20 | Olin Corporation | Internal downcomer for electrolytic recirculation |
US4469580A (en) * | 1981-03-30 | 1984-09-04 | The Dow Chemical Company | Method of making an improved internally supported electrode |
DE3132947A1 (de) * | 1981-08-20 | 1983-03-03 | Uhde Gmbh, 4600 Dortmund | Elektrolysezelle |
US4402809A (en) * | 1981-09-03 | 1983-09-06 | Ppg Industries, Inc. | Bipolar electrolyzer |
US4488948A (en) * | 1981-11-23 | 1984-12-18 | The Dow Chemical Company | Channel flow cathode assembly and electrolyzer |
DE3223701A1 (de) * | 1982-06-25 | 1983-12-29 | Metallgesellschaft Ag, 6000 Frankfurt | Membran-elektrolysezelle mit vertikal angeordneten elektroden |
JPS5917762U (ja) * | 1982-07-22 | 1984-02-03 | クロリンエンジニアズ株式会社 | 電解用陽極 |
JPS59133384A (ja) * | 1983-01-19 | 1984-07-31 | Toyo Soda Mfg Co Ltd | 電解槽 |
US4488946A (en) * | 1983-03-07 | 1984-12-18 | The Dow Chemical Company | Unitary central cell element for filter press electrolysis cell structure and use thereof in the electrolysis of sodium chloride |
US4560452A (en) * | 1983-03-07 | 1985-12-24 | The Dow Chemical Company | Unitary central cell element for depolarized, filter press electrolysis cells and process using said element |
US4673479A (en) * | 1983-03-07 | 1987-06-16 | The Dow Chemical Company | Fabricated electrochemical cell |
US4568434A (en) * | 1983-03-07 | 1986-02-04 | The Dow Chemical Company | Unitary central cell element for filter press electrolysis cell structure employing a zero gap configuration and process utilizing said cell |
US4581114A (en) * | 1983-03-07 | 1986-04-08 | The Dow Chemical Company | Method of making a unitary central cell structural element for both monopolar and bipolar filter press type electrolysis cell structural units |
US4561959A (en) * | 1983-12-09 | 1985-12-31 | The Dow Chemical Company | Flat-plate electrolytic cell |
US4575409A (en) * | 1984-01-05 | 1986-03-11 | American Hoechst Corporation | Apparatus for electrolyzing metal sheet |
GB8407871D0 (en) * | 1984-03-27 | 1984-05-02 | Ici Plc | Electrode and electrolytic cell |
DE3420483A1 (de) * | 1984-06-01 | 1985-12-05 | Hoechst Ag, 6230 Frankfurt | Bipolarer elektrolyseapparat mit gasdiffusionskathode |
US4687558A (en) * | 1984-07-02 | 1987-08-18 | Olin Corporation | High current density cell |
US4588483A (en) * | 1984-07-02 | 1986-05-13 | Olin Corporation | High current density cell |
US4877499A (en) * | 1984-11-05 | 1989-10-31 | The Dow Chemical Company | Membrane unit for electrolytic cell |
EP0185269A1 (en) * | 1984-12-17 | 1986-06-25 | The Dow Chemical Company | A wholly fabricated electrochemical cell |
US4654136A (en) * | 1984-12-17 | 1987-03-31 | The Dow Chemical Company | Monopolar or bipolar electrochemical terminal unit having a novel electric current transmission element |
EP0185270A1 (en) * | 1984-12-17 | 1986-06-25 | The Dow Chemical Company | Method of making a unitary electric current transmission element for monopolar or bipolar filter press-type electrochemical cell units |
DE3501261A1 (de) * | 1985-01-16 | 1986-07-17 | Uhde Gmbh, 4600 Dortmund | Elektrolyseapparat |
IT1200403B (it) * | 1985-03-07 | 1989-01-18 | Oronzio De Nora Impianti | Celle elettrolitiche mono e bipolari e relative strutture elettrodiche |
US4619751A (en) * | 1985-04-24 | 1986-10-28 | Robinson Douglas J | Anode insulator for electrolytic cell |
DE3519272C1 (de) * | 1985-05-30 | 1986-12-18 | Heraeus Elektroden GmbH, 6450 Hanau | Elektrodenstruktur fuer elektrochemische Zellen |
US4923583A (en) * | 1985-11-04 | 1990-05-08 | Olin Corporation | Electrode elements for filter press membrane electrolytic cells |
US4685514A (en) * | 1985-12-23 | 1987-08-11 | Aluminum Company Of America | Planar heat exchange insert and method |
US4755272A (en) * | 1986-05-02 | 1988-07-05 | The Dow Chemical Company | Bipolar electrochemical cell having novel means for electrically connecting anode and cathode of adjacent cell units |
US4702312A (en) * | 1986-06-19 | 1987-10-27 | Aluminum Company Of America | Thin rod packing for heat exchangers |
US4880513A (en) * | 1986-06-20 | 1989-11-14 | The Graver Company | Method and apparatus for generating acid and base regenerants and the use thereof to regenerate ion-exchange resins |
US4705106A (en) * | 1986-06-27 | 1987-11-10 | Aluminum Company Of America | Wire brush heat exchange insert and method |
US4678548A (en) * | 1986-07-21 | 1987-07-07 | Aluminum Company Of America | Corrosion-resistant support apparatus and method of use for inert electrodes |
US4726891A (en) * | 1986-09-12 | 1988-02-23 | The Dow Chemical Company | Flat plate bipolar cell |
DE3726674A1 (de) * | 1987-08-11 | 1989-02-23 | Heraeus Elektroden | Elektrodenstruktur fuer elektrochemische zellen |
US4846951A (en) * | 1988-07-15 | 1989-07-11 | The Dow Chemical Company | Process and apparatus for controlling gasket force in electrolysis cells |
US4898653A (en) * | 1988-09-26 | 1990-02-06 | The Dow Chemical Company | Combination electrolysis cell seal member and membrane tentering means |
US4915803A (en) * | 1988-09-26 | 1990-04-10 | The Dow Chemical Company | Combination seal and frame cover member for a filter press type electrolytic cell |
US4940518A (en) * | 1988-09-26 | 1990-07-10 | The Dow Chemical Company | Combination seal member and membrane holder for a filter press type electrolytic cell |
US4892632A (en) * | 1988-09-26 | 1990-01-09 | The Dow Chemical Company | Combination seal member and membrane holder for an electrolytic cell |
US4886586A (en) * | 1988-09-26 | 1989-12-12 | The Dow Chemical Company | Combination electrolysis cell seal member and membrane tentering means for a filter press type electrolytic cell |
BE1004364A3 (fr) * | 1989-08-11 | 1992-11-10 | Solvay | Chassis pour electrolyseur du type filtre-presse et electrolyseur monopolaire du type filtre-presse. |
DE4120359C2 (de) * | 1990-06-21 | 1993-11-18 | Deutsche Aerospace | Verfahren zur Herstellung einer elektrochemischen Zelle und deren Verwendung |
US5087344A (en) * | 1990-09-26 | 1992-02-11 | Heraeus Elektroden Gmbh | Electrolysis cell for gas-evolving electrolytic processes |
GB9224372D0 (en) * | 1992-11-20 | 1993-01-13 | Ici Plc | Electrolytic cell and electrode therefor |
IT1273492B (it) * | 1995-02-03 | 1997-07-08 | Solvay | Cassone d'estremita' di un elettrodializzatore,elettrodializzatore munito di un tale cassone e utilizzazione di detto elettrodializzatore |
DE19512945A1 (de) * | 1995-03-28 | 1996-10-24 | Mannesmann Ag | Katalysatorrohr |
US5928710A (en) * | 1997-05-05 | 1999-07-27 | Wch Heraeus Elektrochemie Gmbh | Electrode processing |
JPH11106977A (ja) * | 1997-09-30 | 1999-04-20 | Asahi Glass Co Ltd | 複極型イオン交換膜電解槽 |
JP2000192276A (ja) * | 1998-12-25 | 2000-07-11 | Asahi Glass Co Ltd | 複極型イオン交換膜電解槽 |
CA2385847C (en) * | 1999-09-27 | 2009-01-06 | Shinko Pantec Co., Ltd. | Electrode plate for water electrolysis device, electrode plate unit, solid electrolyte membrane unit, and electrochemical cell |
CA2329672C (en) * | 2000-12-27 | 2009-12-22 | Donald W. Kirk | Bifurcated electrode of use in electrolytic cells |
ITMI20010401A1 (it) * | 2001-02-28 | 2002-08-28 | Nora Tecnologie Elettrochimich | Nuovo assieme bipolare per elettrolizzatore a filtro-pressa |
NO20030763L (no) * | 2002-02-20 | 2003-08-21 | Chlorine Eng Corp Ltd | Ionebyttemembranelektrolysator |
FI113280B (fi) * | 2002-04-03 | 2004-03-31 | Outokumpu Oy | Elektrolyysissä käytettävä siirto- ja eristyslaite |
EP1378589B1 (en) * | 2002-04-05 | 2005-12-07 | CHLORINE ENGINEERS CORP., Ltd. | Ion exchange membrane electrolyzer |
ITMI20021524A1 (it) * | 2002-07-11 | 2004-01-12 | De Nora Elettrodi Spa | Cella con elettrodo a letto in eruzione per elettrodeposiwione di metalli |
ITMI20031270A1 (it) * | 2003-06-24 | 2004-12-25 | De Nora Elettrodi Spa | Cella con catodo a letto cadente per elettrodeposizioni di metalli. |
ITMI20031881A1 (it) * | 2003-10-01 | 2005-04-02 | Nuvera Fuel Cells Europ Srl | Separatore bipolare per batteria di celle a combustibile. |
EP1528126A1 (en) * | 2003-10-30 | 2005-05-04 | Vandenborre Hydrogen Systems N.V. | An integrated electrolyser module with an internal gas/liquid separator |
DE102004014696A1 (de) * | 2004-03-25 | 2005-10-13 | De Nora Deutschland Gmbh | Hydrodynamische Einrichtungen für elektrochemische Zellen |
ITMI20042248A1 (it) * | 2004-11-19 | 2005-02-19 | Uhdenora Technologies Srl | Piatto bipolare per elettrolizzatore comprendente una singola parete |
FR2887896A1 (fr) * | 2005-07-04 | 2007-01-05 | Ecole Nale Sup Artes Metiers | Dispositif de production de poudres de fer et de zinc par electrolyse en milieux aqueux heterogenes solide-liquide et leurs applications a la cementation de metaux lourds et a la denitratation |
CN101772594B (zh) * | 2007-08-06 | 2011-11-02 | 鲁道夫·安东尼奥·M·戈麦斯 | 改进的用于金属回收的电化学系统 |
CN101451245B (zh) * | 2007-12-07 | 2010-09-29 | 中国蓝星(集团)总公司 | 复极式自然循环离子膜电解单元槽 |
JP5490599B2 (ja) * | 2010-04-15 | 2014-05-14 | 株式会社オメガ | セラミックス電極の使用方法 |
DE102013207082A1 (de) * | 2013-04-19 | 2014-10-23 | Robert Bosch Gmbh | Ausführung eines Zellseparators als platiniertes Bimetallblech |
DE102013207075A1 (de) * | 2013-04-19 | 2014-10-23 | Robert Bosch Gmbh | Bipolarplattenkonzept mit integrierten Stromverteilern für Elektrolyseure |
RU2017101726A (ru) | 2014-06-24 | 2018-07-24 | Кеметикс Инк. | Неразделенная ячейка для электролиза с узким зазором |
EP3093374A1 (en) * | 2015-05-12 | 2016-11-16 | Exen Sarl | Electrolyzer apparatus |
CN105200449B (zh) * | 2015-10-12 | 2017-07-11 | 南京工程学院 | 一种电解液贯穿孔通断机构及电解水设备 |
CN105714328B (zh) * | 2016-03-31 | 2018-10-12 | 沈阳化工大学 | 一种强制循环离子膜电解槽 |
US10407783B2 (en) | 2016-05-26 | 2019-09-10 | Calera Corporation | Anode assembly, contact strips, electrochemical cell, and methods to use and manufacture thereof |
TWI633064B (zh) | 2017-06-05 | 2018-08-21 | 財團法人工業技術研究院 | 電解還原模組單元及淨水裝置 |
CN108314145B (zh) * | 2017-12-29 | 2024-05-10 | 深圳安吉尔饮水产业集团有限公司 | 隔网、自由基电极装置及净水机 |
JP7293709B2 (ja) * | 2019-02-19 | 2023-06-20 | 株式会社豊田中央研究所 | 電気化学反応装置および人工光合成装置 |
DE112021002074T5 (de) | 2020-03-31 | 2023-01-12 | Tokuyama Corporation | Elektrolyseelement für die elektrolyse von alkalischem wasser und alkalisches-wasser-elektrolysebehälter |
DE102020133770A1 (de) * | 2020-12-16 | 2022-06-23 | Forschungszentrum Jülich GmbH | Anordnung elektrochemischer Zellen |
EP4071277A1 (en) * | 2021-04-08 | 2022-10-12 | Hitachi Zosen Inova AG | Electrolyzer |
EP4413179A2 (en) | 2021-10-05 | 2024-08-14 | Verdagy, Inc. | Systems and methods for producing hydrogen gas |
DK181335B1 (en) * | 2021-12-07 | 2023-08-16 | Stiesdal Hydrogen As | Electrolyser with a stack of welded four-layer modules |
DE102022205126A1 (de) | 2022-05-23 | 2023-11-23 | Siemens Energy Global GmbH & Co. KG | Bipolare Platte und Herstellung |
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US1535185A (en) | 1920-01-26 | 1925-04-28 | John P Scott | Electrolytic apparatus |
US1799116A (en) * | 1926-12-21 | 1931-03-31 | Noeggerath Jacob Emil | Electrolytic apparatus |
CH242601A (de) * | 1941-12-11 | 1946-05-31 | Fides Gmbh | Wasserzersetzer nach Filterpressenbauart. |
FR892885A (fr) * | 1943-03-26 | 1944-05-23 | Entpr Rene & Jean Moritz | Perfectionnements à la construction d'électrodes d'électrolyseurs pour la production d'oxygène et d'hydrogène par électrolyse de l'eau |
CH242830A (de) * | 1946-12-13 | 1946-06-15 | Oerlikon Maschf | Bipolar-Elektrolyseur. |
CH255873A (de) * | 1946-12-13 | 1948-07-15 | Oerlikon Maschf | Bipolar-Elektrolyseur. |
CH263970A (de) * | 1948-06-26 | 1949-09-30 | Oerlikon Maschf | Bipolarelektrode für Wasserzersetzer. |
US3930980A (en) * | 1970-04-23 | 1976-01-06 | Oronzio De Nora Impianti Elettrochimici S.P.A. | Electrolysis cell |
JPS4736262U (ro) * | 1971-05-11 | 1972-12-22 | ||
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US3941675A (en) * | 1971-09-28 | 1976-03-02 | Friedrich Uhde Gmbh | Bipolar multiple electrolytic cell comprising a diaphragm and electrode for same |
BE793045A (fr) * | 1971-12-21 | 1973-06-20 | Rhone Progil | Electrodes bipolaires |
BE793122A (fr) * | 1971-12-22 | 1973-06-21 | Rhone Progil | Electrodes bipolaires demontables |
US3813326A (en) * | 1972-11-24 | 1974-05-28 | Ppg Industries Inc | Bipolar electrolytic diaphragm cell having friction welded conductor/connector means |
JPS5235030B2 (ro) * | 1973-04-19 | 1977-09-07 | ||
IT989421B (it) * | 1973-06-25 | 1975-05-20 | Oronzio De Nora Impiantielettr | Cella di elettrolisi con elettrodi di forma particolare e deflettori atti ad allontanare i gas che si sviluppano agli elettrodi fuori dal lo spazio interelettrodico |
DE2344647A1 (de) * | 1973-09-05 | 1975-04-24 | Metallgesellschaft Ag | Elektrode |
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US3988220A (en) * | 1974-01-04 | 1976-10-26 | Ppg Industries, Inc. | Process for electrolyzing brine in a bipolar electrolytic diaphragm cell having friction welded conductor connector means |
US4111779A (en) * | 1974-10-09 | 1978-09-05 | Asahi Kasei Kogyo Kabushiki Kaisha | Bipolar system electrolytic cell |
SU567771A1 (ru) * | 1975-04-14 | 1977-08-05 | Предприятие П/Я В-2287 | Диафрагменный электролизер дл получени хлора и щелочи |
US4017375A (en) * | 1975-12-15 | 1977-04-12 | Diamond Shamrock Corporation | Bipolar electrode for an electrolytic cell |
US4059216A (en) | 1975-12-15 | 1977-11-22 | Diamond Shamrock Corporation | Metal laminate strip construction of bipolar electrode backplates |
GB1581348A (en) | 1976-08-04 | 1980-12-10 | Ici Ltd | Bipolar unit for electrolytic cell |
US4116807A (en) | 1977-01-21 | 1978-09-26 | Diamond Shamrock Corporation | Explosion bonding of bipolar electrode backplates |
JPS5413473A (en) * | 1977-02-17 | 1979-01-31 | Kurorin Engineers Kk | Double polar electrode |
JPS5435173A (en) | 1977-08-24 | 1979-03-15 | Kurorin Engineers Kk | Double polar electrode and its manufacture |
JPS5446180A (en) * | 1977-09-21 | 1979-04-11 | Tokuyama Soda Co Ltd | Multipolar electrode |
US4101410A (en) * | 1977-09-26 | 1978-07-18 | Olin Corporation | Electrode assembly with flexible gas baffle conductor |
US4218293A (en) * | 1979-02-02 | 1980-08-19 | Hooker Chemicals & Plastics Corp. | Electrochemical apparatus and process for manufacturing halates |
IT1163737B (it) * | 1979-11-29 | 1987-04-08 | Oronzio De Nora Impianti | Elettrolizzatore bipolare comprendente mezzi per generare la ricircolazione interna dell'elettrolita e procedimento di elettrolisi |
US4257867A (en) * | 1980-03-28 | 1981-03-24 | Energy Development Associates, Inc. | Inert gas rejection device for zinc-halogen battery systems |
-
1979
- 1979-11-29 IT IT27690/79A patent/IT1163737B/it active
-
1980
- 1980-03-10 US US06/128,972 patent/US4279731A/en not_active Expired - Lifetime
- 1980-10-29 ZA ZA00806648A patent/ZA806648B/xx unknown
- 1980-11-06 NO NO803330A patent/NO157383C/no unknown
- 1980-11-19 CA CA000364993A patent/CA1169808A/en not_active Expired
- 1980-11-20 BR BR8007570A patent/BR8007570A/pt not_active IP Right Cessation
- 1980-11-24 FI FI803655A patent/FI67728C/fi not_active IP Right Cessation
- 1980-11-26 JP JP16650980A patent/JPS56102586A/ja active Granted
- 1980-11-27 YU YU3023/80A patent/YU42544B/xx unknown
- 1980-11-28 AR AR283425A patent/AR227296A1/es active
- 1980-11-28 DD DD80225562A patent/DD154831A5/de not_active IP Right Cessation
- 1980-11-28 AT AT80107460T patent/ATE44554T1/de not_active IP Right Cessation
- 1980-11-28 HU HU802851A patent/HU183256B/hu unknown
- 1980-11-28 DE DE8080107460T patent/DE3072159D1/de not_active Expired
- 1980-11-28 MX MX184956A patent/MX148530A/es unknown
- 1980-11-28 ES ES497263A patent/ES497263A0/es active Granted
- 1980-11-28 RO RO102713A patent/RO81392B/ro unknown
- 1980-11-28 EP EP83110932A patent/EP0111149A1/en not_active Withdrawn
- 1980-11-28 AU AU64797/80A patent/AU532517B2/en not_active Expired
- 1980-11-28 CS CS808280A patent/CS223889B2/cs unknown
- 1980-11-28 EP EP80107460A patent/EP0031897B1/en not_active Expired
- 1980-11-28 SU SU803009404A patent/SU1126210A3/ru active
- 1980-11-29 PL PL1980228167A patent/PL132356B1/pl unknown
-
1981
- 1981-01-06 US US06/222,958 patent/US4417960A/en not_active Expired - Lifetime
- 1981-05-26 US US06/266,653 patent/US4389298A/en not_active Expired - Lifetime
- 1981-09-09 ES ES505339A patent/ES8300144A1/es not_active Expired
-
1982
- 1982-04-12 JP JP57060828A patent/JPS6024186B2/ja not_active Expired
- 1982-09-24 US US06/423,279 patent/US4425214A/en not_active Expired - Lifetime
-
1983
- 1983-08-25 US US06/526,417 patent/US4518113A/en not_active Expired - Lifetime
-
1984
- 1984-04-13 JP JP59075669A patent/JPS6196093A/ja active Granted
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