CS195310B2 - Method of producing silicon steel with oriented grains - Google Patents
Method of producing silicon steel with oriented grains Download PDFInfo
- Publication number
- CS195310B2 CS195310B2 CS763449A CS344976A CS195310B2 CS 195310 B2 CS195310 B2 CS 195310B2 CS 763449 A CS763449 A CS 763449A CS 344976 A CS344976 A CS 344976A CS 195310 B2 CS195310 B2 CS 195310B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- steel
- weight
- silicon steel
- coating
- ions
- Prior art date
Links
- 229910000976 Electrical steel Inorganic materials 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 24
- 239000010959 steel Substances 0.000 claims abstract description 24
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 12
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 claims abstract description 10
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims abstract description 8
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910001425 magnesium ion Inorganic materials 0.000 claims abstract description 7
- 239000007864 aqueous solution Substances 0.000 claims abstract description 4
- -1 phosphoric acid ions Chemical class 0.000 claims description 6
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N phosphoric acid Substances OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 4
- 229940075614 colloidal silicon dioxide Drugs 0.000 claims description 3
- 239000000161 steel melt Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 abstract description 17
- 239000011248 coating agent Substances 0.000 abstract description 16
- 238000000137 annealing Methods 0.000 abstract description 5
- 239000008119 colloidal silica Substances 0.000 abstract description 3
- 229940085991 phosphate ion Drugs 0.000 abstract description 2
- 238000005266 casting Methods 0.000 abstract 1
- 238000005097 cold rolling Methods 0.000 abstract 1
- 238000005098 hot rolling Methods 0.000 abstract 1
- 239000000155 melt Substances 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- GVALZJMUIHGIMD-UHFFFAOYSA-H magnesium phosphate Chemical compound [Mg+2].[Mg+2].[Mg+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O GVALZJMUIHGIMD-UHFFFAOYSA-H 0.000 description 2
- 239000004137 magnesium phosphate Substances 0.000 description 2
- 229960002261 magnesium phosphate Drugs 0.000 description 2
- 229910000157 magnesium phosphate Inorganic materials 0.000 description 2
- 235000010994 magnesium phosphates Nutrition 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 102000008186 Collagen Human genes 0.000 description 1
- 108010035532 Collagen Proteins 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004606 Fillers/Extenders Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
- 229910001430 chromium ion Inorganic materials 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 229920001436 collagen Polymers 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical group [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 230000005588 protonation Effects 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 239000011669 selenium Substances 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
- H01F1/147—Alloys characterised by their composition
- H01F1/14766—Fe-Si based alloys
- H01F1/14775—Fe-Si based alloys in the form of sheets
- H01F1/14783—Fe-Si based alloys in the form of sheets with insulating coating
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
- C21D8/1277—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
- C21D8/1288—Application of a tension-inducing coating
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/73—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals characterised by the process
- C23C22/74—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals characterised by the process for obtaining burned-in conversion coatings
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Electromagnetism (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Power Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical Treatment Of Metals (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Soft Magnetic Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/580,449 US4032366A (en) | 1975-05-23 | 1975-05-23 | Grain-oriented silicon steel and processing therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS195310B2 true CS195310B2 (en) | 1980-01-31 |
Family
ID=24321147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS763449A CS195310B2 (en) | 1975-05-23 | 1976-05-24 | Method of producing silicon steel with oriented grains |
Country Status (23)
| Country | Link |
|---|---|
| US (1) | US4032366A (enExample) |
| JP (1) | JPS51145423A (enExample) |
| AR (1) | AR212966A1 (enExample) |
| AT (1) | AT363973B (enExample) |
| AU (1) | AU498881B2 (enExample) |
| BE (1) | BE842111A (enExample) |
| BR (1) | BR7603175A (enExample) |
| CA (1) | CA1057174A (enExample) |
| CS (1) | CS195310B2 (enExample) |
| DE (1) | DE2621875C2 (enExample) |
| ES (1) | ES448144A1 (enExample) |
| FR (1) | FR2311860A1 (enExample) |
| GB (1) | GB1540435A (enExample) |
| HU (1) | HU173949B (enExample) |
| IN (1) | IN154736B (enExample) |
| IT (1) | IT1061565B (enExample) |
| MX (1) | MX3420E (enExample) |
| NL (1) | NL7605284A (enExample) |
| PL (1) | PL106925B1 (enExample) |
| RO (1) | RO69537A (enExample) |
| SE (1) | SE440235B (enExample) |
| YU (1) | YU125876A (enExample) |
| ZA (1) | ZA762670B (enExample) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1115840B (it) * | 1977-03-09 | 1986-02-10 | Centro Speriment Metallurg | Soluzione di rivestimenti per acciai per impieghi magnetici |
| JPS53129116A (en) * | 1977-04-18 | 1978-11-10 | Nippon Steel Corp | Oriented electromagnetic steel sheet with excellent magnetic characteristic s |
| US4115160A (en) * | 1977-06-16 | 1978-09-19 | Allegheny Ludlum Industries, Inc. | Electromagnetic silicon steel from thin castings |
| US4269634A (en) * | 1979-12-04 | 1981-05-26 | Westinghouse Electric Corp. | Loss reduction in oriented iron-base alloys containing sulfur |
| US4363677A (en) * | 1980-01-25 | 1982-12-14 | Nippon Steel Corporation | Method for treating an electromagnetic steel sheet and an electromagnetic steel sheet having marks of laser-beam irradiation on its surface |
| JPS6048886B2 (ja) * | 1981-08-05 | 1985-10-30 | 新日本製鐵株式会社 | 鉄損の優れた高磁束密度一方向性電磁鋼板及びその製造方法 |
| CA1256003A (en) * | 1984-03-23 | 1989-06-20 | Parker Chemical Company | Metal base coating composition comprising chromium, silica and phosphate and process for coating metal therewith |
| US4647316A (en) * | 1984-03-23 | 1987-03-03 | Parker Chemical Company | Metal base coating composition comprising chromium, silica and phosphate and process for coating metal therewith |
| US4968361A (en) * | 1989-03-23 | 1990-11-06 | Allegheny Ludlum Corporation | Method of domain refinement of oriented silicon steel by using flux-printing |
| EP0416420B1 (en) * | 1989-09-08 | 1994-12-14 | Armco Inc. | Magnesium oxide coating for electrical steels and the method of coating |
| US5045350A (en) * | 1989-10-10 | 1991-09-03 | Allegheny Ludlum Corporation | Applying tension to light gage grain-oriented silicon electrical steel of less than 7-mil by stress coating to reduce core losses. |
| DE4024162A1 (de) * | 1990-07-30 | 1992-02-06 | Biotechnolog Forschung Gmbh | Durchflusskuevette fuer lumineszenzmessungen |
| US5507883A (en) * | 1992-06-26 | 1996-04-16 | Nippon Steel Corporation | Grain oriented electrical steel sheet having high magnetic flux density and ultra low iron loss and process for production the same |
| DE69332394T2 (de) * | 1992-07-02 | 2003-06-12 | Nippon Steel Corp., Tokio/Tokyo | Kornorientiertes Elektroblech mit hoher Flussdichte und geringen Eisenverlusten und Herstellungsverfahren |
| US6455100B1 (en) | 1999-04-13 | 2002-09-24 | Elisha Technologies Co Llc | Coating compositions for electronic components and other metal surfaces, and methods for making and using the compositions |
| AU2003273361A1 (en) * | 2002-09-23 | 2004-04-08 | Elisha Holding Llc | Coating compositions for electronic components and other metal surfaces, and methods for making and using the compositions |
| KR101061288B1 (ko) * | 2006-05-19 | 2011-08-31 | 신닛뽄세이테쯔 카부시키카이샤 | 고장력 절연 피막을 갖는 방향성 전자기 강판 및 그 절연 피막 처리 방법 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2351922A (en) * | 1941-03-28 | 1944-06-20 | Westinghouse Electric & Mfg Co | Treatment of silicon-iron alloys |
| US2501846A (en) * | 1945-10-03 | 1950-03-28 | Armco Steel Corp | Production of silicon steel sheet stock having the property of high surface resistivity |
| US2809137A (en) * | 1954-12-02 | 1957-10-08 | Gen Electric | Insulating coating for magnetic sheet material and method of making the same |
| FR1318906A (fr) * | 1962-03-01 | 1963-02-22 | Yawata Iron & Steel Co | Revêtement isolant pour tôles électriques |
| US3418710A (en) * | 1963-05-08 | 1968-12-31 | Westinghouse Electric Corp | High temperature magnetic cores and process for producing the same |
| US3248249A (en) * | 1963-06-28 | 1966-04-26 | Telefiex Inc | Inorganic coating and bonding composition |
| US3687742A (en) * | 1966-06-09 | 1972-08-29 | Westinghouse Electric Corp | Process of making glass coated electrical steel sheets |
| US3594240A (en) * | 1966-06-09 | 1971-07-20 | Westinghouse Electric Corp | Process of making glass coated electrical steel cores |
| US3582409A (en) * | 1968-01-02 | 1971-06-01 | Armco Steel Corp | Method of producing potassium silicate glass coating for ferrous magnetic sheet stock |
| US3562011A (en) * | 1968-04-26 | 1971-02-09 | Gen Electric | Insulating coating comprising an aqueous mixture of the reaction product of chromium nitrate and sodium chromate,phosphoric acid and colloidal silica and method of making the same |
| JPS4812300B1 (enExample) * | 1968-10-28 | 1973-04-19 | ||
| US3575739A (en) * | 1968-11-01 | 1971-04-20 | Gen Electric | Secondary recrystallization of silicon iron with nitrogen |
| US3793073A (en) * | 1970-09-17 | 1974-02-19 | Nippon Steel Corp | Electrical steel sheets and strips having excellent punching and welding characteristics for the use of a laminated iron core |
| US3720549A (en) * | 1970-09-23 | 1973-03-13 | Gen Electric | Insulating coating and method of making the same |
| BE789262A (fr) * | 1971-09-27 | 1973-01-15 | Nippon Steel Corp | Procede de formation d'un film isolant sur un feuillard d'acierau silicium oriente |
| JPS5652117B2 (enExample) * | 1973-11-17 | 1981-12-10 | ||
| US3996073A (en) * | 1974-10-11 | 1976-12-07 | Armco Steel Corporation | Insulative coating for electrical steels |
| US3948786A (en) * | 1974-10-11 | 1976-04-06 | Armco Steel Corporation | Insulative coating for electrical steels |
-
1975
- 1975-05-23 US US05/580,449 patent/US4032366A/en not_active Expired - Lifetime
-
1976
- 1976-04-30 AU AU13560/76A patent/AU498881B2/en not_active Expired
- 1976-05-03 IN IN769/CAL/76A patent/IN154736B/en unknown
- 1976-05-04 ZA ZA762670A patent/ZA762670B/xx unknown
- 1976-05-13 MX MX100292U patent/MX3420E/es unknown
- 1976-05-17 DE DE2621875A patent/DE2621875C2/de not_active Expired
- 1976-05-18 JP JP51057169A patent/JPS51145423A/ja active Pending
- 1976-05-18 NL NL7605284A patent/NL7605284A/xx not_active Application Discontinuation
- 1976-05-19 FR FR7615111A patent/FR2311860A1/fr active Granted
- 1976-05-20 PL PL1976189733A patent/PL106925B1/pl unknown
- 1976-05-20 BR BR7603175A patent/BR7603175A/pt unknown
- 1976-05-20 AT AT0367776A patent/AT363973B/de not_active IP Right Cessation
- 1976-05-20 AR AR263349A patent/AR212966A1/es active
- 1976-05-20 HU HU76AE466A patent/HU173949B/hu unknown
- 1976-05-21 BE BE167248A patent/BE842111A/xx not_active IP Right Cessation
- 1976-05-21 IT IT49608/76A patent/IT1061565B/it active
- 1976-05-21 YU YU01258/76A patent/YU125876A/xx unknown
- 1976-05-21 ES ES448144A patent/ES448144A1/es not_active Expired
- 1976-05-21 SE SE7605817A patent/SE440235B/xx not_active IP Right Cessation
- 1976-05-21 CA CA253,125A patent/CA1057174A/en not_active Expired
- 1976-05-22 RO RO7686175A patent/RO69537A/ro unknown
- 1976-05-24 GB GB21381/76A patent/GB1540435A/en not_active Expired
- 1976-05-24 CS CS763449A patent/CS195310B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US4032366A (en) | 1977-06-28 |
| MX3420E (es) | 1980-11-13 |
| ATA367776A (de) | 1981-02-15 |
| SE7605817L (sv) | 1976-11-24 |
| FR2311860A1 (fr) | 1976-12-17 |
| ES448144A1 (es) | 1977-11-01 |
| DE2621875A1 (de) | 1976-12-09 |
| IN154736B (enExample) | 1984-12-15 |
| PL106925B1 (pl) | 1980-01-31 |
| ZA762670B (en) | 1977-04-27 |
| BR7603175A (pt) | 1977-02-15 |
| AT363973B (de) | 1981-09-10 |
| AU1356076A (en) | 1977-11-03 |
| RO69537A (ro) | 1980-06-15 |
| GB1540435A (en) | 1979-02-14 |
| SE440235B (sv) | 1985-07-22 |
| FR2311860B1 (enExample) | 1980-08-29 |
| JPS51145423A (en) | 1976-12-14 |
| DE2621875C2 (de) | 1984-08-09 |
| YU125876A (en) | 1982-08-31 |
| CA1057174A (en) | 1979-06-26 |
| BE842111A (fr) | 1976-11-22 |
| AU498881B2 (en) | 1979-03-29 |
| HU173949B (hu) | 1979-09-28 |
| IT1061565B (it) | 1983-04-30 |
| AR212966A1 (es) | 1978-11-30 |
| NL7605284A (nl) | 1976-11-25 |
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