DE2247992A1 - Verfahren zur formung und faerbung oder zur modifizierung der faerbung eines glaskoerpers - Google Patents
Verfahren zur formung und faerbung oder zur modifizierung der faerbung eines glaskoerpersInfo
- Publication number
- DE2247992A1 DE2247992A1 DE19722247992 DE2247992A DE2247992A1 DE 2247992 A1 DE2247992 A1 DE 2247992A1 DE 19722247992 DE19722247992 DE 19722247992 DE 2247992 A DE2247992 A DE 2247992A DE 2247992 A1 DE2247992 A1 DE 2247992A1
- Authority
- DE
- Germany
- Prior art keywords
- glass
- medium
- ions
- coloring
- reducing agent
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 75
- 238000004040 coloring Methods 0.000 title claims description 43
- 230000008569 process Effects 0.000 title claims description 30
- 238000007493 shaping process Methods 0.000 title claims description 7
- 239000011521 glass Substances 0.000 claims description 137
- 238000011282 treatment Methods 0.000 claims description 56
- 150000003839 salts Chemical class 0.000 claims description 31
- 239000003638 chemical reducing agent Substances 0.000 claims description 29
- 150000002500 ions Chemical class 0.000 claims description 29
- 229910052718 tin Inorganic materials 0.000 claims description 26
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 24
- 238000009792 diffusion process Methods 0.000 claims description 19
- 239000003085 diluting agent Substances 0.000 claims description 19
- 229910021645 metal ion Inorganic materials 0.000 claims description 19
- 229910052751 metal Inorganic materials 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 17
- 229940100890 silver compound Drugs 0.000 claims description 15
- 150000003379 silver compounds Chemical class 0.000 claims description 15
- 239000002344 surface layer Substances 0.000 claims description 13
- 239000000126 substance Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 11
- 150000003751 zinc Chemical class 0.000 claims description 10
- 230000004048 modification Effects 0.000 claims description 8
- 238000012986 modification Methods 0.000 claims description 8
- 229910001432 tin ion Inorganic materials 0.000 claims description 8
- 210000004127 vitreous body Anatomy 0.000 claims description 8
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 5
- 229910001415 sodium ion Inorganic materials 0.000 claims description 5
- 239000005749 Copper compound Substances 0.000 claims description 4
- 150000001880 copper compounds Chemical class 0.000 claims description 4
- 238000004043 dyeing Methods 0.000 claims description 4
- 229910001414 potassium ion Inorganic materials 0.000 claims description 4
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052787 antimony Inorganic materials 0.000 claims description 3
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 claims description 3
- 229910001961 silver nitrate Inorganic materials 0.000 claims description 3
- 150000003841 chloride salts Chemical class 0.000 claims description 2
- 229910052748 manganese Inorganic materials 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims description 2
- 150000002823 nitrates Chemical class 0.000 claims description 2
- 239000002985 plastic film Substances 0.000 claims description 2
- 229920006255 plastic film Polymers 0.000 claims description 2
- 235000010333 potassium nitrate Nutrition 0.000 claims description 2
- 239000004323 potassium nitrate Substances 0.000 claims description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims description 2
- 239000002609 medium Substances 0.000 description 44
- 239000005357 flat glass Substances 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 11
- 238000001816 cooling Methods 0.000 description 9
- 229910052709 silver Inorganic materials 0.000 description 9
- 239000004332 silver Substances 0.000 description 9
- 150000001875 compounds Chemical class 0.000 description 8
- 239000005361 soda-lime glass Substances 0.000 description 8
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 229910045601 alloy Inorganic materials 0.000 description 6
- 239000000956 alloy Substances 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 239000010408 film Substances 0.000 description 6
- 239000005329 float glass Substances 0.000 description 6
- 239000010410 layer Substances 0.000 description 5
- 239000006060 molten glass Substances 0.000 description 5
- 238000010186 staining Methods 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 238000006124 Pilkington process Methods 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000007667 floating Methods 0.000 description 4
- 238000007654 immersion Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000009182 swimming Effects 0.000 description 4
- 101710134784 Agnoprotein Proteins 0.000 description 3
- 239000003086 colorant Substances 0.000 description 3
- -1 silver ions Chemical class 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 229910020935 Sn-Sb Inorganic materials 0.000 description 2
- 229910008757 Sn—Sb Inorganic materials 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 235000019646 color tone Nutrition 0.000 description 2
- 210000000887 face Anatomy 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000006722 reduction reaction Methods 0.000 description 2
- 229910052711 selenium Inorganic materials 0.000 description 2
- 239000011669 selenium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 1
- 229910017932 Cu—Sb Inorganic materials 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 229910018645 Mn—Sn Inorganic materials 0.000 description 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 229910001413 alkali metal ion Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 238000007385 chemical modification Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 150000001879 copper Chemical class 0.000 description 1
- 229910001431 copper ion Inorganic materials 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 239000012897 dilution medium Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000000763 evoking effect Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- YPNVIBVEFVRZPJ-UHFFFAOYSA-L silver sulfate Chemical compound [Ag+].[Ag+].[O-]S([O-])(=O)=O YPNVIBVEFVRZPJ-UHFFFAOYSA-L 0.000 description 1
- 229910000367 silver sulfate Inorganic materials 0.000 description 1
- SDKPSXWGRWWLKR-UHFFFAOYSA-M sodium;9,10-dioxoanthracene-1-sulfonate Chemical compound [Na+].O=C1C2=CC=CC=C2C(=O)C2=C1C=CC=C2S(=O)(=O)[O-] SDKPSXWGRWWLKR-UHFFFAOYSA-M 0.000 description 1
- HUAUNKAZQWMVFY-UHFFFAOYSA-M sodium;oxocalcium;hydroxide Chemical compound [OH-].[Na+].[Ca]=O HUAUNKAZQWMVFY-UHFFFAOYSA-M 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C03C21/005—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 introduce in the glass such metals or metallic ions as Ag, Cu
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/10165—Functional features of the laminated safety glass or glazing
- B32B17/10339—Specific parts of the laminated safety glass or glazing being colored or tinted
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/402—Coloured
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2605/00—Vehicles
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)
- Surface Treatment Of Glass (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| LU63992 | 1971-10-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2247992A1 true DE2247992A1 (de) | 1973-04-12 |
Family
ID=19726840
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722247992 Pending DE2247992A1 (de) | 1971-10-01 | 1972-09-29 | Verfahren zur formung und faerbung oder zur modifizierung der faerbung eines glaskoerpers |
| DE19722247991 Pending DE2247991A1 (de) | 1971-10-01 | 1972-09-29 | Verfahren zum faerben oder zum veraendern der faerbung von glaskoerpern |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722247991 Pending DE2247991A1 (de) | 1971-10-01 | 1972-09-29 | Verfahren zum faerben oder zum veraendern der faerbung von glaskoerpern |
Country Status (25)
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4017318A (en) * | 1976-01-02 | 1977-04-12 | Corning Glass Works | Photosensitive colored glasses |
| DE2758581C2 (de) * | 1977-12-29 | 1980-01-03 | Bfg Glassgroup, Paris | Windschutzscheibe, insbesondere für Kraftfahrzeuge, mit Innenscheibe aus chemisch vorgespanntem Silikatglas |
| JPS6241010Y2 (enrdf_load_stackoverflow) * | 1979-06-22 | 1987-10-20 | ||
| JPS5914413B2 (ja) * | 1980-12-09 | 1984-04-04 | セントラル硝子株式会社 | 板ガラスの着色方法 |
| JPS58190841A (ja) * | 1982-04-30 | 1983-11-07 | Okuno Seiyaku Kogyo Kk | ガラス着色剤組成物 |
| JPS60122751U (ja) * | 1984-01-30 | 1985-08-19 | 東京電力株式会社 | 送り装置 |
| US5792559A (en) * | 1994-07-05 | 1998-08-11 | Ppg Industries, Inc. | Composite transparency |
| EP1894899A1 (en) * | 2006-08-31 | 2008-03-05 | Corning Incorporated | Glass articles and process for making the same |
| ES2303783B1 (es) * | 2007-01-26 | 2009-07-06 | Universidad De Granada | Procedimiento de coloracion en vidrios comunes de silicato sodico calcico mediante tratamiento termico. |
| DE102008052339B4 (de) * | 2008-10-20 | 2020-09-03 | Ferro Gmbh | Verfahren zur Färbung von temperaturbeständigen Substraten |
| ITUA20162996A1 (it) * | 2016-04-29 | 2017-10-29 | Univ Degli Studi Ca Foscari Di Venezia | Procedimento per la colorazione di lenti in vetro e relative lenti in vetro. |
| WO2019049770A1 (ja) * | 2017-09-06 | 2019-03-14 | 富士フイルム株式会社 | 薬液収容体 |
| US12383955B2 (en) | 2018-05-08 | 2025-08-12 | Rise Nano Optics Ltd. | Products using gold and silver nanoparticles and ions to absorb visible and UV light |
| CN110104965B (zh) * | 2019-05-22 | 2021-09-14 | 重庆鑫景特种玻璃有限公司 | 具有酸碱耐久性化学强化玻璃及其制备方法 |
| WO2023073685A1 (en) | 2021-10-28 | 2023-05-04 | Rise Nano Optics Ltd. | Diffusion of nanoparticles into transparent plastic |
| CN114291801B (zh) * | 2021-11-17 | 2023-06-06 | 河北光兴半导体技术有限公司 | 固态电解质材料及其制备方法和全固态电池 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1297144A (fr) * | 1961-03-13 | 1962-06-29 | Saint Gobain | Procédé de coloration des verres |
| FR1395436A (fr) * | 1963-05-24 | 1965-04-09 | Ici Ltd | Procédé de renforcement et de protection du verre |
| FR1449761A (fr) * | 1964-06-23 | 1966-05-06 | Pilkington Brothers Ltd | Perfectionnements aux articles en verre, et aux procédés pour leur fabrication et leur traitement |
| GB1107886A (en) * | 1964-06-23 | 1968-03-27 | Pilkington Brothers Ltd | Improvements in or relating to glass articles |
| NL6500068A (enrdf_load_stackoverflow) * | 1965-01-06 | 1966-07-07 | ||
| US3495963A (en) * | 1965-04-13 | 1970-02-17 | Ppg Industries Inc | Simultaneous staining and strengthening of glass |
-
1972
- 1972-09-11 GB GB4212672A patent/GB1400823A/en not_active Expired
- 1972-09-11 GB GB4212772A patent/GB1400824A/en not_active Expired
- 1972-09-19 SE SE7212070A patent/SE386430B/xx unknown
- 1972-09-19 NO NO3346/72A patent/NO133586C/no unknown
- 1972-09-19 DK DK461572AA patent/DK135344B/da unknown
- 1972-09-19 SE SE7212071A patent/SE380246B/xx unknown
- 1972-09-19 NO NO3345/72A patent/NO132797C/no unknown
- 1972-09-20 IL IL40403A patent/IL40403A/en unknown
- 1972-09-20 IL IL40405A patent/IL40405A/en unknown
- 1972-09-20 HU HUGA1115A patent/HU166228B/hu unknown
- 1972-09-20 HU HUGA1114A patent/HU166704B/hu unknown
- 1972-09-21 FR FR7233597A patent/FR2165855B1/fr not_active Expired
- 1972-09-21 BE BE789069A patent/BE789069A/xx unknown
- 1972-09-21 BE BE789068A patent/BE789068A/xx unknown
- 1972-09-21 FR FR7233598A patent/FR2161901B1/fr not_active Expired
- 1972-09-22 CH CH1387272A patent/CH557310A/fr not_active IP Right Cessation
- 1972-09-22 AU AU46981/72A patent/AU472167B2/en not_active Expired
- 1972-09-22 CH CH1387172A patent/CH557309A/fr not_active IP Right Cessation
- 1972-09-22 AU AU46980/72A patent/AU473684B2/en not_active Expired
- 1972-09-22 BG BG21448A patent/BG22378A3/xx unknown
- 1972-09-25 IT IT70020/72A patent/IT975073B/it active
- 1972-09-25 IT IT70019/72A patent/IT975072B/it active
- 1972-09-26 AT AT827472A patent/AT326293B/de not_active IP Right Cessation
- 1972-09-26 ZA ZA726555A patent/ZA726555B/xx unknown
- 1972-09-26 AT AT827372A patent/AT324605B/de not_active IP Right Cessation
- 1972-09-26 ZA ZA726556A patent/ZA726556B/xx unknown
- 1972-09-27 ES ES407281A patent/ES407281A1/es not_active Expired
- 1972-09-27 ES ES407280A patent/ES407280A1/es not_active Expired
- 1972-09-28 RO RO72355A patent/RO61173A/ro unknown
- 1972-09-28 NL NL7213185A patent/NL7213185A/xx not_active Application Discontinuation
- 1972-09-28 CS CS6606A patent/CS174855B2/cs unknown
- 1972-09-28 RO RO72357A patent/RO61175A/ro unknown
- 1972-09-28 CA CA152,838A patent/CA1006700A/en not_active Expired
- 1972-09-28 NL NL7213184A patent/NL7213184A/xx not_active Application Discontinuation
- 1972-09-28 CA CA152,837A patent/CA1006699A/en not_active Expired
- 1972-09-28 CS CS6605A patent/CS174854B2/cs unknown
- 1972-09-29 DE DE19722247992 patent/DE2247992A1/de active Pending
- 1972-09-29 BR BR6802/72A patent/BR7206802D0/pt unknown
- 1972-09-29 DD DD165949A patent/DD101376A5/xx unknown
- 1972-09-29 JP JP47098566A patent/JPS4843714A/ja active Pending
- 1972-09-29 JP JP47098567A patent/JPS4843715A/ja active Pending
- 1972-09-29 BR BR6799/72A patent/BR7206799D0/pt unknown
- 1972-09-29 DE DE19722247991 patent/DE2247991A1/de active Pending
- 1972-09-29 PL PL1972158004A patent/PL82050B1/pl unknown
- 1972-09-29 AR AR244403A patent/AR198188A1/es active
- 1972-09-29 DD DD165951A patent/DD100928A5/xx unknown
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