DD125057A1 - - Google Patents
Info
- Publication number
- DD125057A1 DD125057A1 DD19383176A DD19383176A DD125057A1 DD 125057 A1 DD125057 A1 DD 125057A1 DD 19383176 A DD19383176 A DD 19383176A DD 19383176 A DD19383176 A DD 19383176A DD 125057 A1 DD125057 A1 DD 125057A1
- Authority
- DD
- German Democratic Republic
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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BG3056175 | 1975-07-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD125057A1 true DD125057A1 (https=) | 1977-03-30 |
Family
ID=3901446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD19383176A DD125057A1 (https=) | 1975-07-17 | 1976-07-13 |
Country Status (6)
| Country | Link |
|---|---|
| CS (1) | CS185078B1 (https=) |
| DD (1) | DD125057A1 (https=) |
| DE (1) | DE2631914A1 (https=) |
| FR (1) | FR2318498A1 (https=) |
| HU (1) | HU172253B (https=) |
| PL (1) | PL116557B1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9057362B2 (en) * | 2011-09-28 | 2015-06-16 | The Boeing Company | Sublimation pump and method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3330472A (en) * | 1965-10-01 | 1967-07-11 | Nat Res Corp | Vacuum device |
| US3510712A (en) * | 1967-10-20 | 1970-05-05 | Varian Associates | Electron orbiting getter vacuum pump employing a time varying magnetic field |
-
1976
- 1976-07-13 DD DD19383176A patent/DD125057A1/xx unknown
- 1976-07-15 DE DE19762631914 patent/DE2631914A1/de not_active Withdrawn
- 1976-07-16 HU HU76II00000242A patent/HU172253B/hu not_active IP Right Cessation
- 1976-07-16 FR FR7621881A patent/FR2318498A1/fr not_active Withdrawn
- 1976-07-17 PL PL19125976A patent/PL116557B1/pl unknown
- 1976-07-19 CS CS476976A patent/CS185078B1/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2631914A1 (de) | 1977-02-03 |
| FR2318498A1 (fr) | 1977-02-11 |
| PL116557B1 (en) | 1981-06-30 |
| HU172253B (hu) | 1978-07-28 |
| CS185078B1 (en) | 1978-09-15 |