NL132318C - - Google Patents
Info
- Publication number
- NL132318C NL132318C NL132318DA NL132318C NL 132318 C NL132318 C NL 132318C NL 132318D A NL132318D A NL 132318DA NL 132318 C NL132318 C NL 132318C
- 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
- H01J41/18—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes
- H01J41/20—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes using gettering substances
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DES0058505 | 1958-06-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL132318C true NL132318C (de) |
Family
ID=7492586
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL239135D NL239135A (de) | 1958-06-06 | ||
NL132318D NL132318C (de) | 1958-06-06 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL239135D NL239135A (de) | 1958-06-06 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3614264A (de) |
CH (1) | CH366625A (de) |
DE (1) | DE1075272B (de) |
FR (1) | FR1226838A (de) |
GB (1) | GB915748A (de) |
NL (2) | NL132318C (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3391303A (en) * | 1965-01-25 | 1968-07-02 | Lewis D. Hall | Electronic vacuum pump including a sputter electrode |
US3746474A (en) * | 1971-04-02 | 1973-07-17 | W Lloyd | Ionic vacuum pump |
WO2003058069A2 (en) * | 2002-01-14 | 2003-07-17 | Varco Ltd. | Arc vacuum pump |
US9053917B2 (en) | 2013-03-29 | 2015-06-09 | Agilent Technologies, Inc. | Vacuum fired and brazed ion pump element |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL49158C (de) * | 1936-05-29 | |||
GB797232A (en) * | 1955-07-11 | 1958-06-25 | Manfred Von Ardenne | Improvements in or relating to high vacuum ion pumps |
-
0
- DE DENDAT1075272D patent/DE1075272B/de active Pending
- NL NL239135D patent/NL239135A/xx unknown
- NL NL132318D patent/NL132318C/xx active
-
1959
- 1959-05-30 CH CH7379759A patent/CH366625A/de unknown
- 1959-06-05 GB GB19324/59A patent/GB915748A/en not_active Expired
- 1959-06-05 FR FR796724A patent/FR1226838A/fr not_active Expired
- 1959-06-05 US US818322A patent/US3614264A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE1075272B (de) | 1960-02-11 |
US3614264A (en) | 1971-10-19 |
FR1226838A (fr) | 1960-08-16 |
GB915748A (en) | 1963-01-16 |
CH366625A (de) | 1963-01-15 |
NL239135A (de) |