NL8200639A - Werkwijze voor het beperken van de streping in voorwerpen van gesmolten kwarts. - Google Patents
Werkwijze voor het beperken van de streping in voorwerpen van gesmolten kwarts. Download PDFInfo
- Publication number
- NL8200639A NL8200639A NL8200639A NL8200639A NL8200639A NL 8200639 A NL8200639 A NL 8200639A NL 8200639 A NL8200639 A NL 8200639A NL 8200639 A NL8200639 A NL 8200639A NL 8200639 A NL8200639 A NL 8200639A
- Authority
- NL
- Netherlands
- Prior art keywords
- crucible
- quartz
- hydrogen
- melt
- gas
- Prior art date
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims description 72
- 239000010453 quartz Substances 0.000 title claims description 60
- 238000000034 method Methods 0.000 title claims description 37
- 229910052739 hydrogen Inorganic materials 0.000 claims description 35
- 239000001257 hydrogen Substances 0.000 claims description 35
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 33
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 30
- 239000007789 gas Substances 0.000 claims description 29
- 238000010438 heat treatment Methods 0.000 claims description 27
- 229910052756 noble gas Inorganic materials 0.000 claims description 17
- 229910052786 argon Inorganic materials 0.000 claims description 15
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 13
- 229910052750 molybdenum Inorganic materials 0.000 claims description 13
- 239000011733 molybdenum Substances 0.000 claims description 13
- 239000001307 helium Substances 0.000 claims description 10
- 229910052734 helium Inorganic materials 0.000 claims description 10
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 10
- 239000000155 melt Substances 0.000 claims description 9
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 9
- 229910052721 tungsten Inorganic materials 0.000 claims description 9
- 239000010937 tungsten Substances 0.000 claims description 9
- 239000006004 Quartz sand Substances 0.000 claims description 5
- 229910052743 krypton Inorganic materials 0.000 claims description 3
- DNNSSWSSYDEUBZ-UHFFFAOYSA-N krypton atom Chemical compound [Kr] DNNSSWSSYDEUBZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052754 neon Inorganic materials 0.000 claims description 3
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 claims description 3
- 229910052724 xenon Inorganic materials 0.000 claims description 3
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052681 coesite Inorganic materials 0.000 claims description 2
- 229910052906 cristobalite Inorganic materials 0.000 claims description 2
- 229910052682 stishovite Inorganic materials 0.000 claims description 2
- 229910052905 tridymite Inorganic materials 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims 1
- 239000007858 starting material Substances 0.000 claims 1
- 235000012239 silicon dioxide Nutrition 0.000 description 53
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 27
- 229910052757 nitrogen Inorganic materials 0.000 description 14
- 238000004519 manufacturing process Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 239000012159 carrier gas Substances 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 150000002835 noble gases Chemical class 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000011437 continuous method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- 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
- C03B17/04—Forming tubes or rods by drawing from stationary or rotating tools or from forming nozzles
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/02—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
- C03B5/033—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by using resistance heaters above or in the glass bath, i.e. by indirect resistance heating
- C03B5/0336—Shaft furnaces
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Melting And Manufacturing (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23582981A | 1981-02-19 | 1981-02-19 | |
| US23582981 | 1981-02-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8200639A true NL8200639A (nl) | 1982-09-16 |
Family
ID=22887078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8200639A NL8200639A (nl) | 1981-02-19 | 1982-02-18 | Werkwijze voor het beperken van de streping in voorwerpen van gesmolten kwarts. |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE3204950A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2499964A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2093817B (enrdf_load_stackoverflow) |
| NL (1) | NL8200639A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI276611B (en) * | 2000-08-17 | 2007-03-21 | Hoya Corp | Process for producing glass and glass-melting apparatus thereof |
| CN103121788A (zh) * | 2011-11-21 | 2013-05-29 | 袁晶 | 连熔打砣炉 |
| CN103011552A (zh) * | 2013-01-05 | 2013-04-03 | 连云港福东天佑照明电器有限公司 | 一种石英棒连熔炉 |
| CN110156301B (zh) * | 2019-06-21 | 2023-10-20 | 连云港福东正佑照明电器有限公司 | 一种石英管生产用连熔装置及生产方法 |
-
1982
- 1982-02-12 DE DE19823204950 patent/DE3204950A1/de not_active Withdrawn
- 1982-02-18 NL NL8200639A patent/NL8200639A/nl not_active Application Discontinuation
- 1982-02-19 FR FR8202751A patent/FR2499964A1/fr active Granted
- 1982-02-19 GB GB8205030A patent/GB2093817B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2499964B3 (enrdf_load_stackoverflow) | 1983-12-30 |
| FR2499964A1 (fr) | 1982-08-20 |
| DE3204950A1 (de) | 1982-08-19 |
| GB2093817B (en) | 1985-03-13 |
| GB2093817A (en) | 1982-09-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A85 | Still pending on 85-01-01 | ||
| BV | The patent application has lapsed |