CS205067B2 - Photochromic aluminophosphoric glass - Google Patents
Photochromic aluminophosphoric glass Download PDFInfo
- Publication number
- CS205067B2 CS205067B2 CS77625A CS62577A CS205067B2 CS 205067 B2 CS205067 B2 CS 205067B2 CS 77625 A CS77625 A CS 77625A CS 62577 A CS62577 A CS 62577A CS 205067 B2 CS205067 B2 CS 205067B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- weight
- oxide
- glass
- photochromic
- content
- Prior art date
Links
- 239000011521 glass Substances 0.000 title claims abstract description 190
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 claims abstract description 126
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims abstract description 74
- 229910011255 B2O3 Inorganic materials 0.000 claims abstract description 59
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 52
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 34
- 229910052681 coesite Inorganic materials 0.000 claims abstract description 34
- 229910052906 cristobalite Inorganic materials 0.000 claims abstract description 34
- 229910052682 stishovite Inorganic materials 0.000 claims abstract description 34
- 229910052905 tridymite Inorganic materials 0.000 claims abstract description 34
- 229910052709 silver Inorganic materials 0.000 claims abstract description 23
- 239000004332 silver Substances 0.000 claims abstract description 23
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 17
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 16
- FUJCRWPEOMXPAD-UHFFFAOYSA-N Li2O Inorganic materials [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 claims abstract description 14
- -1 silver halide Chemical class 0.000 claims abstract description 13
- 229910052593 corundum Inorganic materials 0.000 claims abstract description 11
- 229910001845 yogo sapphire Inorganic materials 0.000 claims abstract description 11
- 229910000272 alkali metal oxide Inorganic materials 0.000 claims abstract description 9
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 claims description 49
- 239000000395 magnesium oxide Substances 0.000 claims description 45
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 45
- IATRAKWUXMZMIY-UHFFFAOYSA-N strontium oxide Chemical compound [O-2].[Sr+2] IATRAKWUXMZMIY-UHFFFAOYSA-N 0.000 claims description 45
- 239000000292 calcium oxide Substances 0.000 claims description 44
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 44
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 claims description 43
- HTUMBQDCCIXGCV-UHFFFAOYSA-N lead oxide Chemical compound [O-2].[Pb+2] HTUMBQDCCIXGCV-UHFFFAOYSA-N 0.000 claims description 41
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 31
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 14
- 229910052810 boron oxide Inorganic materials 0.000 claims description 13
- 239000011734 sodium Substances 0.000 claims description 13
- NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 claims description 10
- 229910001947 lithium oxide Inorganic materials 0.000 claims description 8
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 7
- 229910052708 sodium Inorganic materials 0.000 claims description 6
- 229910001923 silver oxide Inorganic materials 0.000 claims description 5
- 229910001948 sodium oxide Inorganic materials 0.000 claims description 5
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 4
- 239000004408 titanium dioxide Substances 0.000 claims description 4
- 229910001928 zirconium oxide Inorganic materials 0.000 claims description 4
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 3
- BERDEBHAJNAUOM-UHFFFAOYSA-N copper(i) oxide Chemical compound [Cu]O[Cu] BERDEBHAJNAUOM-UHFFFAOYSA-N 0.000 claims description 3
- 229910000464 lead oxide Inorganic materials 0.000 claims description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 3
- 229910001950 potassium oxide Inorganic materials 0.000 claims description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 2
- 229910004742 Na2 O Inorganic materials 0.000 claims description 2
- 229910052744 lithium Inorganic materials 0.000 claims description 2
- SYKNUAWMBRIEKB-UHFFFAOYSA-N [Cl].[Br] Chemical compound [Cl].[Br] SYKNUAWMBRIEKB-UHFFFAOYSA-N 0.000 claims 1
- 229910052712 strontium Inorganic materials 0.000 claims 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 claims 1
- 229910000108 silver(I,III) oxide Inorganic materials 0.000 abstract description 18
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract description 13
- 239000013078 crystal Substances 0.000 abstract description 9
- XUCJHNOBJLKZNU-UHFFFAOYSA-M dilithium;hydroxide Chemical compound [Li+].[Li+].[OH-] XUCJHNOBJLKZNU-UHFFFAOYSA-M 0.000 abstract description 6
- 239000000470 constituent Substances 0.000 abstract description 5
- 229910019142 PO4 Inorganic materials 0.000 abstract description 2
- 239000010452 phosphate Substances 0.000 abstract 1
- NOTVAPJNGZMVSD-UHFFFAOYSA-N potassium monoxide Inorganic materials [K]O[K] NOTVAPJNGZMVSD-UHFFFAOYSA-N 0.000 abstract 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 72
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 45
- 239000000460 chlorine Substances 0.000 description 45
- 239000011787 zinc oxide Substances 0.000 description 36
- 239000000203 mixture Substances 0.000 description 24
- 101100348017 Drosophila melanogaster Nazo gene Proteins 0.000 description 17
- 238000010438 heat treatment Methods 0.000 description 16
- 230000003287 optical effect Effects 0.000 description 16
- 239000000654 additive Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 9
- CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(IV) oxide Inorganic materials O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 description 9
- 230000005855 radiation Effects 0.000 description 9
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 8
- 238000001816 cooling Methods 0.000 description 6
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical group [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 5
- 229910052794 bromium Inorganic materials 0.000 description 5
- 229910052801 chlorine Inorganic materials 0.000 description 5
- 230000035515 penetration Effects 0.000 description 5
- 229910052700 potassium Inorganic materials 0.000 description 5
- 239000011591 potassium Substances 0.000 description 5
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 4
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 4
- 239000005751 Copper oxide Substances 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 4
- 229910000431 copper oxide Inorganic materials 0.000 description 4
- 238000005286 illumination Methods 0.000 description 4
- 238000005342 ion exchange Methods 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910001414 potassium ion Inorganic materials 0.000 description 4
- 235000010333 potassium nitrate Nutrition 0.000 description 4
- 229910001415 sodium ion Inorganic materials 0.000 description 4
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 3
- 101100350185 Caenorhabditis elegans odd-1 gene Proteins 0.000 description 3
- 101000622004 Crotalus atrox Snake venom metalloproteinase atrolysin-C Proteins 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 238000007792 addition Methods 0.000 description 3
- 150000004820 halides Chemical class 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000004040 coloring Methods 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 239000004323 potassium nitrate Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- 235000010344 sodium nitrate Nutrition 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 241001274216 Naso Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000006121 base glass Substances 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000003426 chemical strengthening reaction Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- KRFJLUBVMFXRPN-UHFFFAOYSA-N cuprous oxide Chemical compound [O-2].[Cu+].[Cu+] KRFJLUBVMFXRPN-UHFFFAOYSA-N 0.000 description 1
- 229940112669 cuprous oxide Drugs 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 238000007496 glass forming Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910000449 hafnium oxide Inorganic materials 0.000 description 1
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000000048 melt cooling Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 150000003378 silver Chemical class 0.000 description 1
- 239000004317 sodium nitrate Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C21/00—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface
- C03C21/001—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface in liquid phase, e.g. molten salts, solutions
- C03C21/002—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface in liquid phase, e.g. molten salts, solutions to perform ion-exchange between alkali ions
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/062—Glass compositions containing silica with less than 40% silica by weight
- C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C4/00—Compositions for glass with special properties
- C03C4/04—Compositions for glass with special properties for photosensitive glass
- C03C4/06—Compositions for glass with special properties for photosensitive glass for phototropic or photochromic glass
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Compositions (AREA)
- Eyeglasses (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3814/76A GB1515642A (en) | 1976-01-30 | 1976-01-30 | Photochromic glasses |
| GB1441576 | 1976-04-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS205067B2 true CS205067B2 (en) | 1981-04-30 |
Family
ID=26238614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS77625A CS205067B2 (en) | 1976-01-30 | 1977-01-31 | Photochromic aluminophosphoric glass |
Country Status (22)
| Country | Link |
|---|---|
| JP (1) | JPS52110715A (en:Method) |
| AR (1) | AR214873A1 (en:Method) |
| AU (1) | AU509106B2 (en:Method) |
| BR (1) | BR7700546A (en:Method) |
| CA (1) | CA1092876A (en:Method) |
| CS (1) | CS205067B2 (en:Method) |
| DD (1) | DD128804A5 (en:Method) |
| DE (1) | DE2703916A1 (en:Method) |
| DK (1) | DK39477A (en:Method) |
| ES (1) | ES455485A1 (en:Method) |
| FR (1) | FR2357495A1 (en:Method) |
| HK (1) | HK7079A (en:Method) |
| IE (1) | IE44592B1 (en:Method) |
| IL (1) | IL51352A (en:Method) |
| IN (1) | IN145716B (en:Method) |
| IT (1) | IT1082725B (en:Method) |
| LU (1) | LU76671A1 (en:Method) |
| MX (1) | MX3963E (en:Method) |
| NL (1) | NL7700902A (en:Method) |
| NZ (1) | NZ183180A (en:Method) |
| PH (1) | PH14228A (en:Method) |
| SE (1) | SE414166B (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4190451A (en) * | 1978-03-17 | 1980-02-26 | Corning Glass Works | Photochromic glass |
| BR8004828A (pt) * | 1979-08-09 | 1981-02-10 | Pilkington Brothers Ltd | Processo para produzir um vidro fotocromico e vidro fotocromico obtido |
| US10550029B2 (en) | 2015-12-17 | 2020-02-04 | Corning Incorporated | Ion exchangeable glass with fast diffusion |
| WO2020000097A1 (en) * | 2018-06-29 | 2020-01-02 | University Of Manitoba | Increased molybdenum and sulfur solubility in aluminoborosilicate glasses with added phosphorus |
| CN112979161A (zh) * | 2021-03-10 | 2021-06-18 | 昆明理工大学 | 一种基于光致变色效应的钨磷酸盐玻璃制备方法及其应用 |
-
1977
- 1977-01-25 CA CA270,457A patent/CA1092876A/en not_active Expired
- 1977-01-26 NZ NZ183180A patent/NZ183180A/xx unknown
- 1977-01-26 AU AU21647/77A patent/AU509106B2/en not_active Expired
- 1977-01-28 PH PH19394A patent/PH14228A/en unknown
- 1977-01-28 FR FR7702367A patent/FR2357495A1/fr active Granted
- 1977-01-28 IT IT67194/77A patent/IT1082725B/it active
- 1977-01-28 BR BR7700546A patent/BR7700546A/pt unknown
- 1977-01-28 NL NL7700902A patent/NL7700902A/xx not_active Application Discontinuation
- 1977-01-28 DD DD7700197137A patent/DD128804A5/xx unknown
- 1977-01-28 IN IN116/CAL/77A patent/IN145716B/en unknown
- 1977-01-28 IL IL51352A patent/IL51352A/xx unknown
- 1977-01-29 ES ES455485A patent/ES455485A1/es not_active Expired
- 1977-01-31 AR AR266376A patent/AR214873A1/es active
- 1977-01-31 SE SE7700997A patent/SE414166B/xx unknown
- 1977-01-31 MX MX776963U patent/MX3963E/es unknown
- 1977-01-31 DK DK39477A patent/DK39477A/da not_active Application Discontinuation
- 1977-01-31 DE DE19772703916 patent/DE2703916A1/de not_active Ceased
- 1977-01-31 CS CS77625A patent/CS205067B2/cs unknown
- 1977-01-31 LU LU76671A patent/LU76671A1/xx unknown
- 1977-01-31 JP JP884877A patent/JPS52110715A/ja active Granted
- 1977-01-31 IE IE195/77A patent/IE44592B1/en unknown
-
1979
- 1979-02-08 HK HK70/79A patent/HK7079A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IN145716B (en:Method) | 1978-12-02 |
| FR2357495A1 (fr) | 1978-02-03 |
| IL51352A0 (en) | 1977-03-31 |
| DK39477A (da) | 1977-07-31 |
| MX3963E (es) | 1981-10-16 |
| AU2164777A (en) | 1978-08-03 |
| IT1082725B (it) | 1985-05-21 |
| JPS52110715A (en) | 1977-09-17 |
| SE7700997L (sv) | 1977-07-31 |
| NZ183180A (en) | 1979-03-16 |
| CA1092876A (en) | 1981-01-06 |
| HK7079A (en) | 1979-02-16 |
| DE2703916A1 (de) | 1977-08-04 |
| PH14228A (en) | 1981-04-09 |
| LU76671A1 (en:Method) | 1977-06-27 |
| BR7700546A (pt) | 1977-10-04 |
| AR214873A1 (es) | 1979-08-15 |
| IE44592L (en) | 1977-07-30 |
| AU509106B2 (en) | 1980-04-17 |
| NL7700902A (nl) | 1977-08-02 |
| IL51352A (en) | 1981-07-31 |
| FR2357495B1 (en:Method) | 1982-04-16 |
| ES455485A1 (es) | 1978-06-01 |
| JPS569465B2 (en:Method) | 1981-03-02 |
| SE414166B (sv) | 1980-07-14 |
| IE44592B1 (en) | 1982-01-27 |
| DD128804A5 (de) | 1977-12-14 |
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