NL56058C - - Google Patents
Info
- Publication number
- NL56058C NL56058C NL56058DA NL56058C NL 56058 C NL56058 C NL 56058C NL 56058D A NL56058D A NL 56058DA NL 56058 C NL56058 C NL 56058C
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
- C03B5/225—Refining
- C03B5/2252—Refining under reduced pressure, e.g. with vacuum refiners
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3773838A GB524442A (en) | 1938-12-29 | 1938-12-29 | Process for the manufacture of glass-like quartz |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL56058C true NL56058C (en) |
Family
ID=10398685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL56058D NL56058C (en) | 1938-12-29 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR862521A (en) |
| GB (1) | GB524442A (en) |
| NL (1) | NL56058C (en) |
-
0
- NL NL56058D patent/NL56058C/xx active
-
1938
- 1938-12-29 GB GB3773838A patent/GB524442A/en not_active Expired
-
1939
- 1939-12-21 FR FR862521D patent/FR862521A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR862521A (en) | 1941-03-08 |
| GB524442A (en) | 1940-08-07 |