DE2011827C3 - Verfahren zur Entfernung von Alkalimetalloxiden aus einem Metallschmelzbad bei der Herstellung von Tafelglas nach dem Schwimm verfahren - Google Patents
Verfahren zur Entfernung von Alkalimetalloxiden aus einem Metallschmelzbad bei der Herstellung von Tafelglas nach dem Schwimm verfahrenInfo
- Publication number
- DE2011827C3 DE2011827C3 DE2011827A DE2011827A DE2011827C3 DE 2011827 C3 DE2011827 C3 DE 2011827C3 DE 2011827 A DE2011827 A DE 2011827A DE 2011827 A DE2011827 A DE 2011827A DE 2011827 C3 DE2011827 C3 DE 2011827C3
- Authority
- DE
- Germany
- Prior art keywords
- molten metal
- glass
- alkali
- bath
- metal
- 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
Links
- 229910052751 metal Inorganic materials 0.000 title claims description 111
- 239000002184 metal Substances 0.000 title claims description 111
- 229910000272 alkali metal oxide Inorganic materials 0.000 title claims description 40
- 238000000034 method Methods 0.000 title claims description 16
- 239000005357 flat glass Substances 0.000 title claims description 11
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 230000008569 process Effects 0.000 title claims description 5
- 239000011521 glass Substances 0.000 claims description 70
- 239000011819 refractory material Substances 0.000 claims description 42
- 239000000463 material Substances 0.000 claims description 21
- 239000003513 alkali Substances 0.000 claims description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims description 10
- 239000007789 gas Substances 0.000 claims description 8
- 230000007935 neutral effect Effects 0.000 claims description 6
- 230000002378 acidificating effect Effects 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 4
- 239000007795 chemical reaction product Substances 0.000 claims description 4
- 239000006060 molten glass Substances 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 239000003365 glass fiber Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 239000000047 product Substances 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052783 alkali metal Inorganic materials 0.000 claims 2
- 150000001340 alkali metals Chemical class 0.000 claims 2
- 230000005684 electric field Effects 0.000 claims 2
- 230000003647 oxidation Effects 0.000 claims 2
- 238000007254 oxidation reaction Methods 0.000 claims 2
- 238000009825 accumulation Methods 0.000 claims 1
- 229910001413 alkali metal ion Inorganic materials 0.000 claims 1
- KIVDVTOILRSCKU-UHFFFAOYSA-N aluminum oxygen(2-) trihydroxy(oxido)silane Chemical compound [O-2].[Al+3].O[Si](O)(O)[O-] KIVDVTOILRSCKU-UHFFFAOYSA-N 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 239000010953 base metal Substances 0.000 claims 1
- 238000002144 chemical decomposition reaction Methods 0.000 claims 1
- 238000000354 decomposition reaction Methods 0.000 claims 1
- 239000000155 melt Substances 0.000 claims 1
- 229910044991 metal oxide Inorganic materials 0.000 claims 1
- 150000004706 metal oxides Chemical class 0.000 claims 1
- 150000002739 metals Chemical class 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 235000012239 silicon dioxide Nutrition 0.000 claims 1
- 229910001415 sodium ion Inorganic materials 0.000 claims 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical group [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims 1
- 229910001948 sodium oxide Inorganic materials 0.000 claims 1
- HUAUNKAZQWMVFY-UHFFFAOYSA-M sodium;oxocalcium;hydroxide Chemical compound [OH-].[Na+].[Ca]=O HUAUNKAZQWMVFY-UHFFFAOYSA-M 0.000 claims 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims 1
- 229910001887 tin oxide Inorganic materials 0.000 claims 1
- 239000002759 woven fabric Substances 0.000 claims 1
- 239000011449 brick Substances 0.000 description 12
- 239000011451 fired brick Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 239000004744 fabric Substances 0.000 description 5
- 239000010410 layer Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000005187 foaming Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 229910004283 SiO 4 Inorganic materials 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 239000005388 borosilicate glass Substances 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 230000009931 harmful effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 239000005373 porous glass Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 240000007124 Brassica oleracea Species 0.000 description 1
- 235000003899 Brassica oleracea var acephala Nutrition 0.000 description 1
- 235000011301 Brassica oleracea var capitata Nutrition 0.000 description 1
- 235000001169 Brassica oleracea var oleracea Nutrition 0.000 description 1
- 229910017976 MgO 4 Inorganic materials 0.000 description 1
- 241001676573 Minium Species 0.000 description 1
- 229910001128 Sn alloy Inorganic materials 0.000 description 1
- 230000003113 alkalizing effect Effects 0.000 description 1
- 229930013930 alkaloid Natural products 0.000 description 1
- 150000003797 alkaloid derivatives Chemical class 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 description 1
- 229910001950 potassium oxide Inorganic materials 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000005368 silicate glass Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B18/00—Shaping glass in contact with the surface of a liquid
- C03B18/02—Forming sheets
- C03B18/18—Controlling or regulating the temperature of the float bath; Composition or purification of the float bath
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Compositions (AREA)
- Surface Treatment Of Glass (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1913769A JPS5248127B1 (OSRAM) | 1969-03-12 | 1969-03-12 | |
| JP3184969A JPS501570B1 (OSRAM) | 1969-04-22 | 1969-04-22 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2011827A1 DE2011827A1 (de) | 1970-10-01 |
| DE2011827B2 DE2011827B2 (de) | 1973-08-02 |
| DE2011827C3 true DE2011827C3 (de) | 1974-03-07 |
Family
ID=26355961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2011827A Expired DE2011827C3 (de) | 1969-03-12 | 1970-03-12 | Verfahren zur Entfernung von Alkalimetalloxiden aus einem Metallschmelzbad bei der Herstellung von Tafelglas nach dem Schwimm verfahren |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3645709A (OSRAM) |
| BE (1) | BE747194A (OSRAM) |
| CA (1) | CA927101A (OSRAM) |
| DE (1) | DE2011827C3 (OSRAM) |
| ES (1) | ES377377A1 (OSRAM) |
| FR (1) | FR2037185B1 (OSRAM) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5116242A (en) * | 1991-05-13 | 1992-05-26 | Scotti Joseph F | Shim for electrical device |
| KR101031711B1 (ko) * | 2008-10-02 | 2011-04-29 | 주식회사 엘지화학 | 플로트 유리의 제조방법 및 이의 제조장치 |
| CN109851208B (zh) * | 2019-04-03 | 2024-01-30 | 中国建材国际工程集团有限公司 | 锡槽石墨内衬的安装结构 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE635681A (OSRAM) * | 1962-08-03 | |||
| GB1061812A (en) * | 1962-09-20 | 1967-03-15 | Pilkington Brothers Ltd | Improvements in or relating to the manufacture of flat glass |
-
1970
- 1970-03-09 US US17639A patent/US3645709A/en not_active Expired - Lifetime
- 1970-03-11 BE BE747194D patent/BE747194A/xx unknown
- 1970-03-11 ES ES377377A patent/ES377377A1/es not_active Expired
- 1970-03-12 FR FR7008869A patent/FR2037185B1/fr not_active Expired
- 1970-03-12 DE DE2011827A patent/DE2011827C3/de not_active Expired
- 1970-03-12 CA CA077298A patent/CA927101A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3645709A (en) | 1972-02-29 |
| FR2037185A1 (OSRAM) | 1970-12-31 |
| FR2037185B1 (OSRAM) | 1974-05-03 |
| BE747194A (fr) | 1970-08-17 |
| DE2011827A1 (de) | 1970-10-01 |
| ES377377A1 (es) | 1973-02-01 |
| CA927101A (en) | 1973-05-29 |
| DE2011827B2 (de) | 1973-08-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) |