NL282934A - - Google Patents
Info
- Publication number
- NL282934A NL282934A NL282934DA NL282934A NL 282934 A NL282934 A NL 282934A NL 282934D A NL282934D A NL 282934DA NL 282934 A NL282934 A NL 282934A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
- H01J41/12—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps
- H01J41/14—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of thermionic cathodes
- H01J41/16—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of thermionic cathodes using gettering substances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
- H01J41/12—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
- H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
- H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR872546A FR1306718A (fr) | 1961-09-07 | 1961-09-07 | Perfectionnements aux pompes à vide à évaporation thermique de titane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL282934A true NL282934A (cs) |
Family
ID=8762400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL282934D NL282934A (cs) | 1961-09-07 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3207423A (cs) |
| FR (1) | FR1306718A (cs) |
| GB (1) | GB951866A (cs) |
| NL (1) | NL282934A (cs) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3249291A (en) * | 1964-04-01 | 1966-05-03 | Varian Associates | Vacuum pump method and apparatus |
| US3495769A (en) * | 1968-03-12 | 1970-02-17 | Robert L Hirsch | Space charge controlled vacuum pump |
| US3924967A (en) * | 1974-03-22 | 1975-12-09 | Varian Associates | Sublimation vacuum pump having a removable gas permeable condenser |
| DE19959210C2 (de) * | 1999-12-08 | 2003-07-10 | Max Planck Gesellschaft | Ionengetterpumpe und Verfahren zu deren Aktivierung |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2920002A (en) * | 1952-06-25 | 1960-01-05 | Auwarter Max | Process for the manufacture of thin films |
| GB879256A (en) * | 1956-10-12 | 1961-10-11 | Edwards High Vacuum Ltd | Improvements in or relating to vaporisation of metals |
| NL228378A (cs) * | 1958-06-03 |
-
0
- NL NL282934D patent/NL282934A/xx unknown
-
1961
- 1961-09-07 FR FR872546A patent/FR1306718A/fr not_active Expired
-
1962
- 1962-07-24 US US211991A patent/US3207423A/en not_active Expired - Lifetime
- 1962-07-27 GB GB28908/62A patent/GB951866A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB951866A (en) | 1964-03-11 |
| US3207423A (en) | 1965-09-21 |
| FR1306718A (fr) | 1962-10-19 |