BE709112A - - Google Patents
Info
- Publication number
- BE709112A BE709112A BE709112DA BE709112A BE 709112 A BE709112 A BE 709112A BE 709112D A BE709112D A BE 709112DA BE 709112 A BE709112 A BE 709112A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/18—Vacuum locks ; Means for obtaining or maintaining the desired pressure within the vessel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K15/00—Electron-beam welding or cutting
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US608264A US3403179A (en) | 1967-01-10 | 1967-01-10 | Novel 7-(1, 2-bis-substituted-hydrazino)-tetracyclines and methods of preparing same |
| US62029467A | 1967-03-03 | 1967-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE709112A true BE709112A (ru) | 1968-07-09 |
Family
ID=27085712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE709112D BE709112A (ru) | 1967-01-10 | 1968-01-09 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5215594B1 (ru) |
| BE (1) | BE709112A (ru) |
| DE (1) | DE1643767C3 (ru) |
| ES (1) | ES352203A1 (ru) |
| FR (1) | FR1550023A (ru) |
| GB (1) | GB1206439A (ru) |
| NL (1) | NL162066C (ru) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2327686A3 (en) * | 1999-09-14 | 2012-08-22 | Trustees Of Tufts College | Methods of preparing substituted tetracyclines with transition metal-based chemistries |
-
1967
- 1967-12-15 GB GB5718667A patent/GB1206439A/en not_active Expired
-
1968
- 1968-01-05 FR FR1550023D patent/FR1550023A/fr not_active Expired
- 1968-01-09 BE BE709112D patent/BE709112A/xx not_active IP Right Cessation
- 1968-01-10 NL NL6800362A patent/NL162066C/xx not_active IP Right Cessation
- 1968-01-10 DE DE1968A0057905 patent/DE1643767C3/de not_active Expired
- 1968-03-30 ES ES352203A patent/ES352203A1/es not_active Expired
-
1972
- 1972-08-10 JP JP7954472A patent/JPS5215594B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL162066B (nl) | 1979-11-15 |
| GB1206439A (en) | 1970-09-23 |
| FR1550023A (ru) | 1968-12-13 |
| ES352203A1 (es) | 1970-02-01 |
| DE1643767B2 (de) | 1980-04-17 |
| JPS5215594B1 (ru) | 1977-04-30 |
| NL162066C (nl) | 1980-04-15 |
| DE1643767C3 (de) | 1981-01-08 |
| DE1643767A1 (de) | 1972-03-02 |
| NL6800362A (ru) | 1968-07-11 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE20 | Patent expired |
Owner name: AMERICAN CYANAMID CY Effective date: 19880109 |