BE425382A - - Google Patents
Info
- Publication number
- BE425382A BE425382A BE425382DA BE425382A BE 425382 A BE425382 A BE 425382A BE 425382D A BE425382D A BE 425382DA BE 425382 A BE425382 A BE 425382A
- Authority
- BE
- Belgium
- Prior art keywords
- cooling
- initial
- temperature
- tension
- compression
- Prior art date
Links
- 238000001816 cooling Methods 0.000 claims description 44
- 230000006835 compression Effects 0.000 claims description 26
- 238000007906 compression Methods 0.000 claims description 26
- 239000011521 glass Substances 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 11
- 239000005341 toughened glass Substances 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 6
- 238000010791 quenching Methods 0.000 claims description 5
- 230000000171 quenching effect Effects 0.000 claims description 5
- 230000003247 decreasing effect Effects 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims 1
- 238000010583 slow cooling Methods 0.000 claims 1
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 6
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 description 6
- 239000000203 mixture Substances 0.000 description 4
- 238000005496 tempering Methods 0.000 description 4
- 238000000137 annealing Methods 0.000 description 3
- 235000010333 potassium nitrate Nutrition 0.000 description 3
- 239000004323 potassium nitrate Substances 0.000 description 3
- 235000010288 sodium nitrite Nutrition 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 239000005347 annealed glass Substances 0.000 description 1
- 239000000374 eutectic mixture Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B27/00—Tempering or quenching glass products
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US831122XA | 1936-12-22 | 1936-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE425382A true BE425382A (is) |
Family
ID=22176253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE425382D BE425382A (is) | 1936-12-22 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE425382A (is) |
| FR (1) | FR831122A (is) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE524291A (is) * | 1951-04-21 | |||
| GB1253681A (en) * | 1968-02-27 | 1971-11-17 | Pilkington Brothers Ltd | Improvements in or relating to the toughening of glass |
| IL33619A (en) * | 1969-01-08 | 1974-10-22 | Pilkington Brothers Ltd | Method of toughening thin glass by quenching in oil and product obtained thereby |
-
0
- BE BE425382D patent/BE425382A/fr unknown
-
1937
- 1937-12-21 FR FR831122D patent/FR831122A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR831122A (fr) | 1938-08-23 |
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