JP5520309B2 - 停滞している溶融材料の流動化 - Google Patents
停滞している溶融材料の流動化 Download PDFInfo
- Publication number
- JP5520309B2 JP5520309B2 JP2011538662A JP2011538662A JP5520309B2 JP 5520309 B2 JP5520309 B2 JP 5520309B2 JP 2011538662 A JP2011538662 A JP 2011538662A JP 2011538662 A JP2011538662 A JP 2011538662A JP 5520309 B2 JP5520309 B2 JP 5520309B2
- Authority
- JP
- Japan
- Prior art keywords
- molten material
- gap
- glass
- delivery tube
- molten
- 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.)
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- 239000012768 molten material Substances 0.000 title claims description 70
- 238000005243 fluidization Methods 0.000 title 1
- 239000006060 molten glass Substances 0.000 claims description 74
- 238000000034 method Methods 0.000 claims description 21
- 238000010438 heat treatment Methods 0.000 claims description 20
- 238000003286 fusion draw glass process Methods 0.000 claims description 2
- 239000011521 glass Substances 0.000 description 59
- 239000000463 material Substances 0.000 description 18
- 230000007547 defect Effects 0.000 description 9
- 230000008901 benefit Effects 0.000 description 7
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000005352 clarification Methods 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 230000002950 deficient Effects 0.000 description 4
- 238000007499 fusion processing Methods 0.000 description 4
- 239000000156 glass melt Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000013019 agitation Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 238000005868 electrolysis reaction Methods 0.000 description 3
- 230000004927 fusion Effects 0.000 description 3
- 229910001260 Pt alloy Inorganic materials 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005816 glass manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000006124 Pilkington process Methods 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000009089 cytolysis Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000002716 delivery method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000005304 optical glass Substances 0.000 description 1
- 239000000075 oxide glass Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007652 sheet-forming process Methods 0.000 description 1
- 239000005361 soda-lime glass Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B7/00—Distributors for the molten glass; Means for taking-off charges of molten glass; Producing the gob, e.g. controlling the gob shape, weight or delivery tact
- C03B7/08—Feeder spouts, e.g. gob feeders
- C03B7/092—Stirring devices; Homogenisation
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B17/00—Forming molten glass by flowing-out, pushing-out, extruding or drawing downwardly or laterally from forming slits or by overflowing over lips
- C03B17/06—Forming glass sheets
- C03B17/064—Forming glass sheets by the overflow downdraw fusion process; Isopipes therefor
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B7/00—Distributors for the molten glass; Means for taking-off charges of molten glass; Producing the gob, e.g. controlling the gob shape, weight or delivery tact
- C03B7/08—Feeder spouts, e.g. gob feeders
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B7/00—Distributors for the molten glass; Means for taking-off charges of molten glass; Producing the gob, e.g. controlling the gob shape, weight or delivery tact
- C03B7/08—Feeder spouts, e.g. gob feeders
- C03B7/094—Means for heating, cooling or insulation
- C03B7/096—Means for heating, cooling or insulation for heating
- C03B7/098—Means for heating, cooling or insulation for heating electric
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B7/00—Distributors for the molten glass; Means for taking-off charges of molten glass; Producing the gob, e.g. controlling the gob shape, weight or delivery tact
- C03B7/14—Transferring molten glass or gobs to glass blowing or pressing machines
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Melting And Manufacturing (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
- Resistance Heating (AREA)
Description
108a 溶融ガラス
122 送出管
132 受入槽
138 排出口端部
140 注入口端部
142 間隙
143 出口端
145 ガラスライン
150 加熱回路
152 AC電力供給源
Claims (6)
- 排出口端部を備えた送出管から、注入口端部を備えた受入槽へと、溶融材料を送出する方法であって、
(A)前記送出管の前記排出口端部と前記受入槽の前記注入口端部との間に間隙が存在するように、さらに、前記溶融材料が、前記受入槽の前記注入口端部から溢れることなく、前記送出管の前記排出口端部から出て前記受入槽の前記注入口端部に入ることができるように、前記送出管および前記受入槽を配列するステップ、
(B)溶融材料を前記送出管へと送出し、さらに該溶融材料を、前記送出管から前記受入槽内へと流入させるステップ、および、
(C)前記間隙内に存在している前記溶融材料を加熱して、該溶融材料の流動を促進するステップ、
を含み、
前記溶融材料が導電性であり、かつステップ(C)が、前記間隙内に存在している前記溶融材料に電流を通すステップを含むことを特徴とする方法。 - 前記溶融材料が溶融ガラスを含み、かつ前記送出管が下降管であり、さらに前記受入槽が、フュージョンドロープロセスにおけるアイソパイプの入口管であることを特徴とする請求項1記載の方法。
- ステップ(C)が、前記間隙内に存在している前記溶融材料の温度を、約20℃以上、上昇させるステップを含むことを特徴とする請求項1または2記載の方法。
- 前記電流が、交流電流であることを特徴とする請求項1から3いずれか1項記載の方法。
- 前記間隙内に存在している前記溶融材料に捕捉されている含有物のレベルが、前記送出管の前記排出口端部から直接出ている前記溶融材料に捕捉されている含有物のレベルと本質的に同様になるように、ステップ(C)が十分な時間に亘って実行されることを特徴とする請求項1から4いずれか1項記載の方法。
- 溶融材料を送出する装置であって、
(i)排出口端部を有する送出管、
(ii)注入口端部を有する受入槽であって、該注入口端部が、前記送出管の前記排出口端部から出る前記溶融材料を受け取ることが可能なものであり、かつ該注入口端部が、前記送出管の前記排出口端部と該受入槽の該注入口端部との間に間隙が存在するようにして前記送出管に対して配置させることが可能なものである、該受入槽、および、
(iii)前記溶融材料が前記送出管の前記排出口端部と前記受入槽の前記注入口端部との間の前記間隙を満たしている場合に、該間隙内の前記溶融材料を特異的に加熱することが可能なデバイス、
を備え、
前記デバイス(iii)が、前記送出管の前記排出口端部と前記受入槽の前記注入口端部との間の前記間隙を満たしている前記溶融材料にAC電圧を供給するよう適合された、AC電力供給源を含むことを特徴とする装置。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/324,257 US20100126224A1 (en) | 2008-11-26 | 2008-11-26 | Mobilizing stagnant molten material |
| US12/324,257 | 2008-11-26 | ||
| PCT/US2009/065626 WO2010062874A2 (en) | 2008-11-26 | 2009-11-24 | Mobilizing stagnant molten material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2012509845A JP2012509845A (ja) | 2012-04-26 |
| JP5520309B2 true JP5520309B2 (ja) | 2014-06-11 |
Family
ID=42194979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011538662A Active JP5520309B2 (ja) | 2008-11-26 | 2009-11-24 | 停滞している溶融材料の流動化 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20100126224A1 (ja) |
| JP (1) | JP5520309B2 (ja) |
| KR (1) | KR101655491B1 (ja) |
| CN (1) | CN102264652B (ja) |
| TW (1) | TWI406830B (ja) |
| WO (1) | WO2010062874A2 (ja) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103496842B (zh) * | 2013-09-22 | 2016-06-08 | 中国科学院上海光学精密机械研究所 | 低粘度易析晶玻璃的漏料系统 |
| CN104961327B (zh) * | 2014-03-29 | 2017-09-22 | 安瀚视特控股株式会社 | 玻璃板的制造方法、及玻璃板的制造装置 |
| KR102528554B1 (ko) | 2015-02-26 | 2023-05-04 | 코닝 인코포레이티드 | 유리 제조 장치 및 방법 |
| JP7104882B2 (ja) * | 2018-07-03 | 2022-07-22 | 日本電気硝子株式会社 | ガラス物品の製造方法及び製造装置 |
| JP7104883B2 (ja) * | 2018-07-03 | 2022-07-22 | 日本電気硝子株式会社 | ガラス物品の製造方法及び製造装置 |
| DE102019120064A1 (de) * | 2019-07-24 | 2021-01-28 | Schott Ag | Vorrichtung und Verfahren zur Herstellung von Glasbändern |
| DE102019120065A1 (de) | 2019-07-24 | 2021-01-28 | Schott Ag | Vorrichtung und Verfahren zur Herstellung von Glasbändern |
| JP7844461B2 (ja) | 2020-11-12 | 2026-04-13 | コーニング インコーポレイテッド | ガラス製造装置 |
| CN113754247B (zh) * | 2021-09-24 | 2023-01-06 | 芜湖东旭光电科技有限公司 | 利用铂金通道生产玻璃基板的方法 |
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| US22780A (en) * | 1859-02-01 | Washing-machine | ||
| US239A (en) * | 1837-06-19 | Machine for scraping hides | ||
| US2000278A (en) * | 1934-05-18 | 1935-05-07 | Fairmount Glass Works Inc | Electric furnace |
| USRE21863E (en) * | 1935-12-28 | 1941-07-22 | Method and apparatus op melting and fining glass | |
| US2999511A (en) * | 1956-11-09 | 1961-09-12 | Owens Illinois Glass Co | Controlling the flow of molten glass through a furnace forehearth |
| US3338696A (en) * | 1964-05-06 | 1967-08-29 | Corning Glass Works | Sheet forming apparatus |
| US3421876A (en) * | 1965-11-04 | 1969-01-14 | Anchor Hocking Glass Corp | Glass furnace with two separate throat passages |
| GB1138747A (en) * | 1966-09-09 | 1969-01-01 | Pilkington Brothers Ltd | Improvements in or relating to the manufacture of flat glass |
| US3579318A (en) * | 1968-05-02 | 1971-05-18 | Ppg Industries Inc | Method of and apparatus for forming glass sheets by drawing downwardly |
| BE757057A (fr) * | 1969-10-06 | 1971-04-05 | Corning Glass Works | Procede et appareil de controle d'epaisseur d'une feuille de verre nouvellement etiree |
| US3634699A (en) * | 1970-03-03 | 1972-01-11 | Owens Corning Fiberglass Corp | Condition-responsive control circuit |
| US4365987A (en) * | 1981-11-04 | 1982-12-28 | Corning Glass Works | Apparatus and method of conditioning and conveying thermoplastic material |
| DE68927849T2 (de) * | 1988-11-17 | 1997-07-24 | Schuller Corp | Verfahren zum Schmelzen von Stoffen |
| JPH06227822A (ja) * | 1993-02-05 | 1994-08-16 | Nippon Sheet Glass Co Ltd | ガラス素地流出装置 |
| CA2244306C (en) * | 1997-07-31 | 2004-03-09 | Owens-Brockway Glass Container Inc. | Method and apparatus for delivering a cased glass stream |
| FR2774085B3 (fr) * | 1998-01-26 | 2000-02-25 | Saint Gobain Vitrage | Procede de fusion et d'affinage de matieres vitrifiables |
| JP4120910B2 (ja) * | 1999-09-08 | 2008-07-16 | 日本電気硝子株式会社 | 溶融ガラスの供給方法 |
| US7681414B2 (en) * | 2001-08-08 | 2010-03-23 | Corning Incorporated | Overflow downdraw glass forming method and apparatus |
| WO2003014032A1 (en) * | 2001-08-08 | 2003-02-20 | Richard Pitbladdo | Sheet glass forming apparatus |
| JP4253254B2 (ja) * | 2001-12-14 | 2009-04-08 | コーニング インコーポレイテッド | オーバーフロー・ダウンドロー・フュージョン法による板ガラスの製造装置および方法 |
| US8042361B2 (en) * | 2004-07-20 | 2011-10-25 | Corning Incorporated | Overflow downdraw glass forming method and apparatus |
| JP4711171B2 (ja) * | 2004-12-28 | 2011-06-29 | 日本電気硝子株式会社 | 板ガラス製造装置及び板ガラス製造方法 |
| US7584632B2 (en) * | 2005-07-28 | 2009-09-08 | Corning Incorporated | Method of increasing the effectiveness of a fining agent in a glass melt |
| US7748236B2 (en) * | 2005-12-27 | 2010-07-06 | Corning Incorporated | Overflow downdraw glass forming method and apparatus |
| US20080034798A1 (en) * | 2006-08-08 | 2008-02-14 | Richard Bergman | Reduced size bowl for display glass melting and delivery |
| US8033137B2 (en) * | 2007-02-22 | 2011-10-11 | Corning Incorporated | Process to preserve isopipe during coupling |
-
2008
- 2008-11-26 US US12/324,257 patent/US20100126224A1/en not_active Abandoned
-
2009
- 2009-11-24 WO PCT/US2009/065626 patent/WO2010062874A2/en not_active Ceased
- 2009-11-24 KR KR1020117013648A patent/KR101655491B1/ko not_active Expired - Fee Related
- 2009-11-24 CN CN200980152906.2A patent/CN102264652B/zh not_active Expired - Fee Related
- 2009-11-24 JP JP2011538662A patent/JP5520309B2/ja active Active
- 2009-11-24 TW TW098140028A patent/TWI406830B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JP2012509845A (ja) | 2012-04-26 |
| KR101655491B1 (ko) | 2016-09-07 |
| WO2010062874A3 (en) | 2010-08-26 |
| TW201031612A (en) | 2010-09-01 |
| TWI406830B (zh) | 2013-09-01 |
| CN102264652A (zh) | 2011-11-30 |
| WO2010062874A2 (en) | 2010-06-03 |
| US20100126224A1 (en) | 2010-05-27 |
| KR20110097837A (ko) | 2011-08-31 |
| CN102264652B (zh) | 2014-06-04 |
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