NL92807C - - Google Patents
Info
- Publication number
- NL92807C NL92807C NL92807DA NL92807C NL 92807 C NL92807 C NL 92807C NL 92807D A NL92807D A NL 92807DA NL 92807 C NL92807 C NL 92807C
- 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
- H01J41/02—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas
- H01J41/04—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas with ionisation by means of thermionic cathodes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L21/00—Vacuum gauges
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL2829337X | 1953-06-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL92807C true NL92807C (forum.php) |
Family
ID=19875928
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7810577,A NL179125B (nl) | 1953-06-15 | Werkwijze voor het ontzwavelen van sulfidische zwavel bevattende actieve kool. | |
| NL92807D NL92807C (forum.php) | 1953-06-15 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7810577,A NL179125B (nl) | 1953-06-15 | Werkwijze voor het ontzwavelen van sulfidische zwavel bevattende actieve kool. |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2829337A (forum.php) |
| DE (1) | DE1013896B (forum.php) |
| FR (1) | FR1102353A (forum.php) |
| NL (2) | NL92807C (forum.php) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2961601A (en) * | 1957-12-27 | 1960-11-22 | Gen Electric | Mean free path vacuum gage |
| GB890920A (en) * | 1958-06-11 | 1962-03-07 | Ca Nat Research Council | A magnetron device for the measurement of low pressures |
| US2972690A (en) * | 1959-07-28 | 1961-02-21 | Nat Company Inc | Ion pump and gauge |
| US3067346A (en) * | 1959-12-07 | 1962-12-04 | Sylvania Electric Prod | Ionization vacuum gauge |
| US3109136A (en) * | 1960-02-11 | 1963-10-29 | Nippon Electric Co | Ionization vacuum gauge |
| NL113459C (forum.php) * | 1960-07-15 | |||
| NL128781C (forum.php) * | 1961-01-23 | |||
| US3312855A (en) * | 1963-01-04 | 1967-04-04 | Westinghouse Electric Corp | Electron discharge device having an exchangeable electrode |
| CH477684A (de) * | 1968-10-15 | 1969-08-31 | Balzers Patent Beteilig Ag | Ionisationsmanometerröhre |
| US4302679A (en) * | 1979-08-07 | 1981-11-24 | The United States Of America As Represented By The United States Department Of Energy | Method of determining the x-ray limit of an ion gauge |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2334356A (en) * | 1941-05-28 | 1943-11-16 | Rca Corp | Vacuum gauge |
| FR964341A (forum.php) * | 1947-04-08 | 1950-08-10 | ||
| US2560952A (en) * | 1949-02-25 | 1951-07-17 | Rca Corp | Quantitative gas measuring |
| US2639397A (en) * | 1949-06-04 | 1953-05-19 | Collins Radio Co | Vacuum gauge of the ionization producing type |
| US2605431A (en) * | 1950-03-30 | 1952-07-29 | Westinghouse Electric Corp | Ionization vacuum gauge |
-
0
- NL NLAANVRAGE7810577,A patent/NL179125B/xx unknown
- NL NL92807D patent/NL92807C/xx active
-
1954
- 1954-06-11 US US436215A patent/US2829337A/en not_active Expired - Lifetime
- 1954-06-12 DE DEN9057A patent/DE1013896B/de active Pending
- 1954-06-14 FR FR1102353D patent/FR1102353A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2829337A (en) | 1958-04-01 |
| FR1102353A (fr) | 1955-10-19 |
| DE1013896B (de) | 1957-08-14 |
| NL179125B (nl) |