DE2705926C2 - Verfahren zur Ablösung von Metallablagerungen von dem Überbau einer Floatglaskammer - Google Patents
Verfahren zur Ablösung von Metallablagerungen von dem Überbau einer FloatglaskammerInfo
- Publication number
- DE2705926C2 DE2705926C2 DE2705926A DE2705926A DE2705926C2 DE 2705926 C2 DE2705926 C2 DE 2705926C2 DE 2705926 A DE2705926 A DE 2705926A DE 2705926 A DE2705926 A DE 2705926A DE 2705926 C2 DE2705926 C2 DE 2705926C2
- Authority
- DE
- Germany
- Prior art keywords
- metal
- bath
- chamber
- flux
- glass
- 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
- 239000002184 metal Substances 0.000 title claims description 48
- 229910052751 metal Inorganic materials 0.000 title claims description 48
- 238000000034 method Methods 0.000 title claims description 20
- 239000005329 float glass Substances 0.000 title claims description 7
- 239000011521 glass Substances 0.000 claims description 38
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 claims description 16
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 16
- 230000004907 flux Effects 0.000 claims description 16
- 239000002244 precipitate Substances 0.000 claims description 16
- 230000001681 protective effect Effects 0.000 claims description 11
- 229910052736 halogen Inorganic materials 0.000 claims description 7
- 150000002367 halogens Chemical class 0.000 claims description 7
- 150000004820 halides Chemical class 0.000 claims description 5
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 4
- 230000002349 favourable effect Effects 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 claims description 4
- 235000019270 ammonium chloride Nutrition 0.000 claims description 2
- -1 halide compound Chemical class 0.000 claims description 2
- 235000005074 zinc chloride Nutrition 0.000 claims description 2
- 239000011592 zinc chloride Substances 0.000 claims description 2
- 150000001805 chlorine compounds Chemical class 0.000 claims 1
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 claims 1
- 239000007789 gas Substances 0.000 description 10
- 239000011148 porous material Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 3
- 239000005357 flat glass Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 238000006124 Pilkington process Methods 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011049 pearl Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 239000006060 molten glass Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 150000003568 thioethers Chemical class 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
- C03B18/16—Construction of the float tank; Use of material for the float tank; Coating or protection of the tank wall
-
- 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
- C03B18/20—Composition of the atmosphere above the float bath; Treating or purifying the atmosphere above the float bath
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Surface Treatment Of Glass (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Glass Melting And Manufacturing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/657,928 US4019885A (en) | 1976-02-13 | 1976-02-13 | Removing metal deposits from the superstructure of a float glass chamber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2705926A1 DE2705926A1 (de) | 1977-08-25 |
| DE2705926C2 true DE2705926C2 (de) | 1986-05-22 |
Family
ID=24639220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2705926A Expired DE2705926C2 (de) | 1976-02-13 | 1977-02-10 | Verfahren zur Ablösung von Metallablagerungen von dem Überbau einer Floatglaskammer |
Country Status (9)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4253860A (en) * | 1979-08-01 | 1981-03-03 | Ppg Industries, Inc. | Heated lance roof cleaning process |
| US4236906A (en) * | 1979-08-01 | 1980-12-02 | Ppg Industries, Inc. | Reducing tin drip with sulfur containing gas |
| US4406682A (en) * | 1981-09-02 | 1983-09-27 | Ppg Industries, Inc. | Method of operating a float glass forming chamber to reduce drippage |
| US20070107818A1 (en) * | 2005-11-16 | 2007-05-17 | Bowe Donald J | Deoxygenation of furnaces with hydrogen-containing atmoshperes |
| GB201505313D0 (en) | 2014-10-21 | 2015-05-13 | Pilkington Group Ltd | Glass treatment |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE665822A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1964-06-23 | |||
| FR1541296A (fr) * | 1967-10-17 | 1968-10-04 | Pilkington Brothers Ltd | Perfectionnements à la fabrication du verre |
| US3494755A (en) * | 1967-10-30 | 1970-02-10 | Libbey Owens Ford Glass Co | Method and apparatus for producing float glass utilizing a condensing surface |
| GB1282866A (en) * | 1968-08-16 | 1972-07-26 | Pilkington Brothers Ltd | Improvements in or relating to the production of glass having desired surface characteristics |
| ZA718362B (en) * | 1971-04-29 | 1973-07-25 | Ppg Industries Inc | Method of making float glass |
| US3734701A (en) * | 1971-04-29 | 1973-05-22 | Ppg Industries Inc | Method for making float glass |
| JPS503413A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-05-16 | 1975-01-14 |
-
1976
- 1976-02-13 US US05/657,928 patent/US4019885A/en not_active Expired - Lifetime
-
1977
- 1977-02-09 BE BE174791A patent/BE851254A/xx not_active IP Right Cessation
- 1977-02-09 IT IT47983/77A patent/IT1077812B/it active
- 1977-02-10 DE DE2705926A patent/DE2705926C2/de not_active Expired
- 1977-02-10 BR BR7700849A patent/BR7700849A/pt unknown
- 1977-02-11 FR FR7703969A patent/FR2340913A1/fr active Granted
- 1977-02-11 ES ES455846A patent/ES455846A1/es not_active Expired
- 1977-02-11 AR AR266527A patent/AR211166A1/es active
- 1977-02-14 JP JP1488777A patent/JPS52104518A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2340913B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1981-01-09 |
| DE2705926A1 (de) | 1977-08-25 |
| ES455846A1 (es) | 1978-01-16 |
| IT1077812B (it) | 1985-05-04 |
| JPS52104518A (en) | 1977-09-02 |
| FR2340913A1 (fr) | 1977-09-09 |
| JPS5760301B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-12-18 |
| BE851254A (fr) | 1977-05-31 |
| AR211166A1 (es) | 1977-10-31 |
| BR7700849A (pt) | 1977-12-06 |
| US4019885A (en) | 1977-04-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8128 | New person/name/address of the agent |
Representative=s name: PFENNING, J., DIPL.-ING. MEINIG, K., DIPL.-PHYS., |
|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: L O F GLASS INC., TOLEDO, OHIO, US |
|
| 8328 | Change in the person/name/address of the agent |
Free format text: PFENNING, J., DIPL.-ING., 1000 BERLIN MEINIG, K., DIPL.-PHYS., 8000 MUENCHEN BUTENSCHOEN, A., DIPL.-ING. DR.-ING., PAT.-ANW., 1000 BERLIN BERGMANN, J., DIPL.-ING., PAT.- U. RECHTSANW., 8000 MUENCHEN |
|
| 8339 | Ceased/non-payment of the annual fee |