NL202321A - - Google Patents
Info
- Publication number
- NL202321A NL202321A NL202321DA NL202321A NL 202321 A NL202321 A NL 202321A NL 202321D A NL202321D A NL 202321DA NL 202321 A NL202321 A NL 202321A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P33/00—Preparation of steroids
- C12P33/12—Acting on D ring
- C12P33/16—Acting at 17 position
- C12P33/18—Hydroxylating at 17 position
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/94—Selection of substances for gas fillings; Means for obtaining or maintaining the desired pressure within the tube, e.g. by gettering
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL343990X | 1955-11-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL202321A true NL202321A (en) |
Family
ID=19784809
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL103749D NL103749C (en) | 1955-11-24 | ||
| NL202321D NL202321A (en) | 1955-11-24 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL103749D NL103749C (en) | 1955-11-24 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE552868A (en) |
| CH (1) | CH343990A (en) |
| DE (1) | DE1015950B (en) |
| FR (1) | FR1165545A (en) |
| GB (1) | GB808539A (en) |
| NL (2) | NL202321A (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2916648A (en) * | 1957-12-05 | 1959-12-08 | Sylvania Electric Prod | Electron tube |
| DK93858C (en) * | 1959-03-05 | 1962-07-09 | Philips Nv | Getterholder. |
| US3225910A (en) * | 1961-02-04 | 1965-12-28 | Porta Paolo Della | Getter devices with non-evaporated gettering material, for maintaining vacuum in electronic tubes |
| US3439210A (en) * | 1966-01-03 | 1969-04-15 | Hughes Aircraft Co | Thermionic emission cathode having reduced frontal area and enlarged emission area for ion bombardment environment |
| US3564326A (en) * | 1967-06-15 | 1971-02-16 | Tokyo Shibaura Electric Co | Image pickup tube |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE707069C (en) * | 1935-11-23 | 1941-06-12 | Siemens & Halske Akt Ges | Discharge vessel with metallic wall |
-
0
- NL NL103749D patent/NL103749C/xx active
- BE BE552868D patent/BE552868A/xx unknown
- NL NL202321D patent/NL202321A/xx unknown
-
1956
- 1956-11-20 DE DEN12976A patent/DE1015950B/en active Pending
- 1956-11-21 GB GB35609/56A patent/GB808539A/en not_active Expired
- 1956-11-22 FR FR1165545D patent/FR1165545A/en not_active Expired
- 1956-11-22 CH CH343990D patent/CH343990A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH343990A (en) | 1960-01-15 |
| FR1165545A (en) | 1958-10-27 |
| BE552868A (en) | |
| GB808539A (en) | 1959-02-04 |
| NL103749C (en) | |
| DE1015950B (en) | 1957-09-19 |