GB1147442A - Improvements in or relating to electrodes for electrolysis - Google Patents

Improvements in or relating to electrodes for electrolysis

Info

Publication number
GB1147442A
GB1147442A GB20133/65A GB2013365A GB1147442A GB 1147442 A GB1147442 A GB 1147442A GB 20133/65 A GB20133/65 A GB 20133/65A GB 2013365 A GB2013365 A GB 2013365A GB 1147442 A GB1147442 A GB 1147442A
Authority
GB
United Kingdom
Prior art keywords
platinum
electrolysis
electrodes
fuel cell
relating
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB20133/65A
Other languages
English (en)
Inventor
Henri Bernard Beer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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
Priority to NL128866D priority Critical patent/NL128866C/xx
Application filed by Individual filed Critical Individual
Priority to GB20133/65A priority patent/GB1147442A/en
Priority to NO162905A priority patent/NO116285B/no
Priority to CA959887A priority patent/CA932699A/en
Priority to BE680763D priority patent/BE680763A/xx
Priority to NL6606302A priority patent/NL6606302A/xx
Priority to LU51059A priority patent/LU51059A1/xx
Priority to DE1571721A priority patent/DE1571721C3/de
Priority to ES327009A priority patent/ES327009A1/es
Priority to SE6458/66A priority patent/SE345396B/xx
Priority to CH686166A priority patent/CH492480A/de
Priority to DK241966AA priority patent/DK127543B/da
Priority to FI661264A priority patent/FI44377C/fi
Priority to FR61311A priority patent/FR1479762A/fr
Priority to AT449866A priority patent/AT279555B/de
Publication of GB1147442A publication Critical patent/GB1147442A/en
Priority to DK390369AA priority patent/DK127956B/da
Priority to JP2199973A priority patent/JPS535863B1/ja
Priority to US05/602,004 priority patent/USRE28820E/en
Priority to US05/699,807 priority patent/US4052271A/en
Priority to JP1634877A priority patent/JPS5736352B1/ja
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
    • 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
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
    • C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
    • C25B11/091—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of at least one catalytic element and at least one catalytic compound; consisting of two or more catalytic elements or catalytic compounds
    • 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
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
    • C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
    • C25B11/091—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of at least one catalytic element and at least one catalytic compound; consisting of two or more catalytic elements or catalytic compounds
    • C25B11/093—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of at least one catalytic element and at least one catalytic compound; consisting of two or more catalytic elements or catalytic compounds at least one noble metal or noble metal oxide and at least one non-noble metal oxide
    • 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
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
  • Inert Electrodes (AREA)
  • Catalysts (AREA)
GB20133/65A 1965-05-12 1965-05-12 Improvements in or relating to electrodes for electrolysis Expired GB1147442A (en)

Priority Applications (20)

Application Number Priority Date Filing Date Title
NL128866D NL128866C (da) 1965-05-12
GB20133/65A GB1147442A (en) 1965-05-12 1965-05-12 Improvements in or relating to electrodes for electrolysis
NO162905A NO116285B (da) 1965-05-12 1966-05-06
CA959887A CA932699A (en) 1965-05-12 1966-05-07 Electrode having platinum metal oxide coating
BE680763D BE680763A (da) 1965-05-12 1966-05-09
NL6606302A NL6606302A (da) 1965-05-12 1966-05-09
LU51059A LU51059A1 (da) 1965-05-12 1966-05-10
DE1571721A DE1571721C3 (de) 1965-05-12 1966-05-10 Elektrode zur Verwendung in elektrolytischen Prozessen
DK241966AA DK127543B (da) 1965-05-12 1966-05-11 Anode og fremgangsmåde til fremstilling af denne.
ES327009A ES327009A1 (es) 1965-05-12 1966-05-11 Perfeccionamientos en un electrodo para procesos electroli- ticos.
SE6458/66A SE345396B (da) 1965-05-12 1966-05-11
CH686166A CH492480A (de) 1965-05-12 1966-05-11 Elektrode, Verfahren zur Herstellung der Elektrode und Verwendung der Elektrode in elektrochemischem Verfahren
FI661264A FI44377C (fi) 1965-05-12 1966-05-12 Anodi, joka on tarkoitettu käytettäväksi elektrolyyttisissä prosesseissa ja menetelmä sen valmistamiseksi
FR61311A FR1479762A (fr) 1965-05-12 1966-05-12 électrode revêtue d'un oxyde d'un métal appartenant au groupe du platine et procéé pour l'utilisation de cette électrode
AT449866A AT279555B (de) 1965-05-12 1966-05-12 Elektrode zur Anwendung in einem elektrolytischen Verfahren sowie Verfahren zur Herstellung der Elektrode
DK390369AA DK127956B (da) 1965-05-12 1969-07-18 Elektrolyse.
JP2199973A JPS535863B1 (da) 1965-05-12 1973-02-23
US05/602,004 USRE28820E (en) 1965-05-12 1975-08-05 Method of making an electrode having a coating containing a platinum metal oxide thereon
US05/699,807 US4052271A (en) 1965-05-12 1976-06-25 Method of making an electrode having a coating containing a platinum metal oxide thereon
JP1634877A JPS5736352B1 (da) 1965-05-12 1977-02-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB20133/65A GB1147442A (en) 1965-05-12 1965-05-12 Improvements in or relating to electrodes for electrolysis

Publications (1)

Publication Number Publication Date
GB1147442A true GB1147442A (en) 1969-04-02

Family

ID=10140910

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20133/65A Expired GB1147442A (en) 1965-05-12 1965-05-12 Improvements in or relating to electrodes for electrolysis

Country Status (15)

Country Link
JP (2) JPS535863B1 (da)
AT (1) AT279555B (da)
BE (1) BE680763A (da)
CA (1) CA932699A (da)
CH (1) CH492480A (da)
DE (1) DE1571721C3 (da)
DK (2) DK127543B (da)
ES (1) ES327009A1 (da)
FI (1) FI44377C (da)
FR (1) FR1479762A (da)
GB (1) GB1147442A (da)
LU (1) LU51059A1 (da)
NL (2) NL6606302A (da)
NO (1) NO116285B (da)
SE (1) SE345396B (da)

Cited By (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3853738A (en) * 1969-11-28 1974-12-10 Electronor Corp Dimensionally stable anode construction
US3933616A (en) * 1967-02-10 1976-01-20 Chemnor Corporation Coating of protected electrocatalytic material on an electrode
JPS5156783A (en) * 1974-11-13 1976-05-18 Tdk Electronics Co Ltd Denkaiyodenkyoku
JPS5178787A (en) * 1974-12-28 1976-07-08 Tdk Electronics Co Ltd Denkaiyodenkyoku
JPS5128057B1 (da) * 1970-03-25 1976-08-17
US3992278A (en) * 1975-09-15 1976-11-16 Diamond Shamrock Corporation Electrolysis cathodes having a melt-sprayed cobalt/zirconium dioxide coating
US4003817A (en) * 1967-12-14 1977-01-18 Diamond Shamrock Technologies, S.A. Valve metal electrode with valve metal oxide semi-conductive coating having a chlorine discharge in said coating
US4070504A (en) * 1968-10-29 1978-01-24 Diamond Shamrock Technologies, S.A. Method of producing a valve metal electrode with valve metal oxide semi-conductor face and methods of manufacture and use
US4072585A (en) * 1974-09-23 1978-02-07 Diamond Shamrock Technologies S.A. Valve metal electrode with valve metal oxide semi-conductive coating having a chlorine discharge catalyst in said coating
JPS5393179A (en) * 1977-01-27 1978-08-15 Tdk Corp Electrode for electrolysis and its manufacture
JPS5421969A (en) * 1977-07-19 1979-02-19 Tdk Corp Method of manufacturing insoluble electrode
US4144147A (en) * 1977-09-26 1979-03-13 E. I. Du Pont De Nemours And Company Photolysis of water using rhodate semiconductive electrodes
JPS5477286A (en) * 1977-12-02 1979-06-20 Tdk Corp Manufacture of insoluble electrode
US4181585A (en) * 1978-07-03 1980-01-01 The Dow Chemical Company Electrode and method of producing same
US4192725A (en) 1971-10-21 1980-03-11 Diamond Shamrock Corporation Electrolytic production of high purity alkali metal hydroxide
US4203810A (en) 1970-03-25 1980-05-20 Imi Marston Limited Electrolytic process employing electrodes having coatings which comprise platinum
JPS55115985A (en) * 1979-02-28 1980-09-06 Osaka Soda Co Ltd Electrolytic anode
US4224121A (en) * 1978-07-06 1980-09-23 General Electric Company Production of halogens by electrolysis of alkali metal halides in an electrolysis cell having catalytic electrodes bonded to the surface of a solid polymer electrolyte membrane
US4289591A (en) * 1980-05-02 1981-09-15 General Electric Company Oxygen evolution with improved Mn stabilized catalyst
US4318795A (en) * 1967-12-14 1982-03-09 Diamond Shamrock Technologies S.A. Valve metal electrode with valve metal oxide semi-conductor face and methods of carrying out electrolysis reactions
US4360416A (en) 1980-05-02 1982-11-23 General Electric Company Anode catalysts for electrolysis of brine
US4402996A (en) 1979-10-10 1983-09-06 Diamond Shamrock Corporation Electrode coating with platinum-group metal catalyst and semi-conducting polymer
US4457823A (en) * 1978-08-08 1984-07-03 General Electric Company Thermally stabilized reduced platinum oxide electrocatalyst
US5156726A (en) * 1987-03-24 1992-10-20 Tdk Corporation Oxygen-generating electrode and method for the preparation thereof
US6162219A (en) * 1997-10-21 2000-12-19 Akzo Nobel N.V. Electrode
WO2008046784A1 (en) * 2006-10-16 2008-04-24 Industrie De Nora S.P.A. Anode for electrolysis
EP1949481A2 (en) * 2005-10-12 2008-07-30 All My Relations, Inc. Internal combustion apparatus and method utilizing electrolysis cell
WO2013055533A1 (en) * 2011-10-10 2013-04-18 3M Innovative Properties Company Catalyst electrodes, and methods of making and using the same
US8580091B2 (en) 2010-10-08 2013-11-12 Water Star, Inc. Multi-layer mixed metal oxide electrode and method for making same
WO2019162518A1 (en) 2018-02-26 2019-08-29 T&W Engineering A/S Electrode for detecting bioelectrical signals
US11668017B2 (en) 2018-07-30 2023-06-06 Water Star, Inc. Current reversal tolerant multilayer material, method of making the same, use as an electrode, and use in electrochemical processes
EP4353866A1 (en) 2022-10-13 2024-04-17 Titanium Technology S.L. Mixed metal oxide coatings for titanium alloys

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1195871A (en) * 1967-02-10 1970-06-24 Chemnor Ag Improvements in or relating to the Manufacture of Electrodes.
GB1246447A (en) * 1967-09-26 1971-09-15 Imp Metal Ind Kynoch Ltd Improvements in or relating to the manufacture of oxide-coated electrodes for use in electrolytic processes
GB1206863A (en) * 1968-04-02 1970-09-30 Ici Ltd Electrodes for electrochemical process
US3617462A (en) * 1968-05-06 1971-11-02 Ppg Industries Inc Platinum titanium hydride bipolar electrodes
US3616329A (en) * 1968-12-23 1971-10-26 Engelhard Min & Chem Anode for brine electrolysis
US3709810A (en) * 1970-09-30 1973-01-09 Gen Electric Hydrogen ion selective sensor and electrode therefor
US3711397A (en) * 1970-11-02 1973-01-16 Ppg Industries Inc Electrode and process for making same
CA967508A (en) * 1970-11-02 1975-05-13 Paul P. Anthony Electrodes
LU63506A1 (da) * 1971-07-09 1973-01-23
US3853739A (en) * 1972-06-23 1974-12-10 Electronor Corp Platinum group metal oxide coated electrodes
DE2255690C3 (de) * 1972-11-14 1985-01-31 Conradty GmbH & Co Metallelektroden KG, 8505 Röthenbach Anode für elektrochemische Prozesse
US4300992A (en) * 1975-05-12 1981-11-17 Hodogaya Chemical Co., Ltd. Activated cathode
JPS54125197A (en) * 1978-03-24 1979-09-28 Berumeretsuku Denkiyoku Kk Electrolytic electrode and its manufacture
DE2944814A1 (de) * 1979-11-06 1981-05-14 Vladimir Borisovič Busse-Mačukas Elektrode fuer elektrochemische prozesse
JPS58171589A (ja) * 1982-03-31 1983-10-08 Ishifuku Kinzoku Kogyo Kk 電解用電極及びその製造方法
DE3423605A1 (de) * 1984-06-27 1986-01-09 W.C. Heraeus Gmbh, 6450 Hanau Verbundelektrode, verfahren zu ihrer herstellung und ihre anwendung
WO1987005340A1 (en) 1986-03-03 1987-09-11 Ppg Industries, Inc. Method of cationic electrodeposition using dissolution resistant anodes
US5004626A (en) * 1986-10-27 1991-04-02 Huron Technologies, Inc. Anodes and method of making
JP2514032B2 (ja) * 1987-05-08 1996-07-10 ペルメレック電極 株式会社 金属の電解処理方法
SE460938B (sv) * 1988-05-31 1989-12-04 Permascand Ab Elektrod
DE19534534A1 (de) 1995-09-18 1997-03-20 Basf Lacke & Farben Verfahren zur Entfernung der bei der kathodischen Elektrotauchlackierung freigesetzten Säure
EP0911057A1 (en) 1997-10-21 1999-04-28 Akzo Nobel N.V. Spherical electrode
EP0911058A1 (en) 1997-10-21 1999-04-28 Akzo Nobel N.V. Spherical Electrode

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2719797A (en) * 1950-05-23 1955-10-04 Baker & Co Inc Platinizing tantalum
BE590159A (da) * 1959-04-27

Cited By (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3933616A (en) * 1967-02-10 1976-01-20 Chemnor Corporation Coating of protected electrocatalytic material on an electrode
US4003817A (en) * 1967-12-14 1977-01-18 Diamond Shamrock Technologies, S.A. Valve metal electrode with valve metal oxide semi-conductive coating having a chlorine discharge in said coating
US4318795A (en) * 1967-12-14 1982-03-09 Diamond Shamrock Technologies S.A. Valve metal electrode with valve metal oxide semi-conductor face and methods of carrying out electrolysis reactions
US4070504A (en) * 1968-10-29 1978-01-24 Diamond Shamrock Technologies, S.A. Method of producing a valve metal electrode with valve metal oxide semi-conductor face and methods of manufacture and use
US3853738A (en) * 1969-11-28 1974-12-10 Electronor Corp Dimensionally stable anode construction
JPS5128057B1 (da) * 1970-03-25 1976-08-17
US4203810A (en) 1970-03-25 1980-05-20 Imi Marston Limited Electrolytic process employing electrodes having coatings which comprise platinum
US4192725A (en) 1971-10-21 1980-03-11 Diamond Shamrock Corporation Electrolytic production of high purity alkali metal hydroxide
US4072585A (en) * 1974-09-23 1978-02-07 Diamond Shamrock Technologies S.A. Valve metal electrode with valve metal oxide semi-conductive coating having a chlorine discharge catalyst in said coating
JPS5325716B2 (da) * 1974-11-13 1978-07-28
JPS5156783A (en) * 1974-11-13 1976-05-18 Tdk Electronics Co Ltd Denkaiyodenkyoku
JPS5328262B2 (da) * 1974-12-28 1978-08-14
JPS5178787A (en) * 1974-12-28 1976-07-08 Tdk Electronics Co Ltd Denkaiyodenkyoku
US3992278A (en) * 1975-09-15 1976-11-16 Diamond Shamrock Corporation Electrolysis cathodes having a melt-sprayed cobalt/zirconium dioxide coating
JPS5393179A (en) * 1977-01-27 1978-08-15 Tdk Corp Electrode for electrolysis and its manufacture
US4313814A (en) * 1977-01-27 1982-02-02 Tdk Electronics Co., Ltd. Electrode for electrolysis and manufacture thereof
JPS5439276B2 (da) * 1977-01-27 1979-11-27
US4248906A (en) * 1977-07-19 1981-02-03 Tdk Electronics Company, Limited Process for preparing insoluble electrode
JPS558595B2 (da) * 1977-07-19 1980-03-05
JPS5421969A (en) * 1977-07-19 1979-02-19 Tdk Corp Method of manufacturing insoluble electrode
US4144147A (en) * 1977-09-26 1979-03-13 E. I. Du Pont De Nemours And Company Photolysis of water using rhodate semiconductive electrodes
JPS5536713B2 (da) * 1977-12-02 1980-09-22
US4233340A (en) * 1977-12-02 1980-11-11 Tdk Electronics Company, Limited Process for preparing insoluble electrode
JPS5477286A (en) * 1977-12-02 1979-06-20 Tdk Corp Manufacture of insoluble electrode
US4181585A (en) * 1978-07-03 1980-01-01 The Dow Chemical Company Electrode and method of producing same
US4224121A (en) * 1978-07-06 1980-09-23 General Electric Company Production of halogens by electrolysis of alkali metal halides in an electrolysis cell having catalytic electrodes bonded to the surface of a solid polymer electrolyte membrane
US4457823A (en) * 1978-08-08 1984-07-03 General Electric Company Thermally stabilized reduced platinum oxide electrocatalyst
JPS55115985A (en) * 1979-02-28 1980-09-06 Osaka Soda Co Ltd Electrolytic anode
JPS5827353B2 (ja) * 1979-02-28 1983-06-08 大阪曹達株式会社 電解用陽極
US4402996A (en) 1979-10-10 1983-09-06 Diamond Shamrock Corporation Electrode coating with platinum-group metal catalyst and semi-conducting polymer
US4289591A (en) * 1980-05-02 1981-09-15 General Electric Company Oxygen evolution with improved Mn stabilized catalyst
US4360416A (en) 1980-05-02 1982-11-23 General Electric Company Anode catalysts for electrolysis of brine
US5156726A (en) * 1987-03-24 1992-10-20 Tdk Corporation Oxygen-generating electrode and method for the preparation thereof
US6162219A (en) * 1997-10-21 2000-12-19 Akzo Nobel N.V. Electrode
EP1949481A2 (en) * 2005-10-12 2008-07-30 All My Relations, Inc. Internal combustion apparatus and method utilizing electrolysis cell
EP1949481A4 (en) * 2005-10-12 2009-10-28 All My Relations Inc DEVICE AND METHOD FOR INTERNAL COMBUSTION THROUGH THE USE OF ELECTROLYSIS CELLS
US8007643B2 (en) 2006-10-12 2011-08-30 Industrie De Nora S.P.A. Anode for electrolysis
WO2008046784A1 (en) * 2006-10-16 2008-04-24 Industrie De Nora S.P.A. Anode for electrolysis
NO345047B1 (no) * 2006-10-16 2020-09-07 Industrie De Nora Spa Anode for elektrokjemiske prosesser
US8580091B2 (en) 2010-10-08 2013-11-12 Water Star, Inc. Multi-layer mixed metal oxide electrode and method for making same
CN103857831A (zh) * 2011-10-10 2014-06-11 3M创新有限公司 催化剂电极及其制备和使用方法
CN103857831B (zh) * 2011-10-10 2016-08-17 3M创新有限公司 催化剂电极及其制备和使用方法
WO2013055533A1 (en) * 2011-10-10 2013-04-18 3M Innovative Properties Company Catalyst electrodes, and methods of making and using the same
US10927448B2 (en) 2011-10-10 2021-02-23 3M Innovative Properties Company Catalyst electrodes, and methods of making and using the same
WO2019162518A1 (en) 2018-02-26 2019-08-29 T&W Engineering A/S Electrode for detecting bioelectrical signals
US11668017B2 (en) 2018-07-30 2023-06-06 Water Star, Inc. Current reversal tolerant multilayer material, method of making the same, use as an electrode, and use in electrochemical processes
EP4353866A1 (en) 2022-10-13 2024-04-17 Titanium Technology S.L. Mixed metal oxide coatings for titanium alloys
WO2024079222A1 (en) 2022-10-13 2024-04-18 Titanium Technology S.L. Mixed metal oxide coatings for protecting titanium alloys from biofouling

Also Published As

Publication number Publication date
CA932699A (en) 1973-08-28
NL6606302A (da) 1966-11-14
LU51059A1 (da) 1966-07-11
NO116285B (da) 1969-03-03
DK127543B (da) 1973-11-26
FI44377C (fi) 1971-11-10
DK127956B (da) 1974-02-11
BE680763A (da) 1966-10-17
CH492480A (de) 1970-06-30
AT279555B (de) 1970-03-10
DE1571721A1 (de) 1970-08-20
ES327009A1 (es) 1977-06-16
JPS5736352B1 (da) 1982-08-03
JPS535863B1 (da) 1978-03-02
DE1571721B2 (de) 1973-01-25
FI44377B (da) 1971-08-02
FR1479762A (fr) 1967-05-05
SE345396B (da) 1972-05-29
DE1571721C3 (de) 1980-03-06
NL128866C (da)

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