NL250159A - - Google Patents
Info
- Publication number
- NL250159A NL250159A NL250159DA NL250159A NL 250159 A NL250159 A NL 250159A NL 250159D A NL250159D A NL 250159DA NL 250159 A NL250159 A NL 250159A
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
- F04B37/02—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for evacuating by absorption or adsorption
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE890875X | 1959-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL250159A true NL250159A (ja) |
Family
ID=6841201
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL250159D NL250159A (ja) | 1959-05-29 | ||
| NL120906D NL120906C (ja) | 1959-05-29 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL120906D NL120906C (ja) | 1959-05-29 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3098155A (ja) |
| DE (1) | DE1071891B (ja) |
| GB (1) | GB890875A (ja) |
| NL (2) | NL120906C (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3256676A (en) * | 1960-11-08 | 1966-06-21 | Max Planck Gesellschaft | Pumping process employing a liquid sorbent |
| IL58527A (en) * | 1978-11-13 | 1982-09-30 | Hughes Aircraft Co | Process and apparatus for pumping and removal of waste gases |
| US4444734A (en) * | 1978-11-13 | 1984-04-24 | Hughes Aircraft Company | Process for pumping gases using a chemically reactive aerosol |
| WO2022261526A1 (en) * | 2021-06-11 | 2022-12-15 | Helion Energy, Inc. | Hybrid gettering diffusion pump |
-
0
- NL NL250159D patent/NL250159A/xx unknown
- DE DENDAT1071891D patent/DE1071891B/de active Pending
- NL NL120906D patent/NL120906C/xx active
-
1960
- 1960-03-08 GB GB8193/60A patent/GB890875A/en not_active Expired
- 1960-03-09 US US13894A patent/US3098155A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NL120906C (ja) | |
| DE1071891B (ja) | |
| US3098155A (en) | 1963-07-16 |
| GB890875A (en) | 1962-03-07 |