NL201920A - - Google Patents
Info
- Publication number
- NL201920A NL201920A NL201920DA NL201920A NL 201920 A NL201920 A NL 201920A NL 201920D A NL201920D A NL 201920DA NL 201920 A NL201920 A NL 201920A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2838—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for cables
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Gas Or Oil Filled Cable Accessories (AREA)
- Examining Or Testing Airtightness (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT351315X | 1955-01-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL201920A true NL201920A (xx) |
Family
ID=11241140
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL99282D NL99282C (xx) | 1955-01-24 | ||
| NL201920D NL201920A (xx) | 1955-01-24 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL99282D NL99282C (xx) | 1955-01-24 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3075380A (xx) |
| BE (1) | BE544077A (xx) |
| CH (1) | CH351315A (xx) |
| DE (1) | DE1018501B (xx) |
| FR (1) | FR1144736A (xx) |
| GB (1) | GB776519A (xx) |
| NL (2) | NL201920A (xx) |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1853882A (en) * | 1928-01-06 | 1932-04-12 | Denney W Roper | Differential method of indicating trouble on an oil filled cable |
| DE637129C (de) * | 1928-09-22 | 1936-10-21 | Siemens Schuckertwerke Akt Ges | Verfahren zum Aufsuchen von Leckstellen bei oelgefuellten Kabeln durch streckenweises Abfrieren des OEls |
| BE363762A (xx) * | 1928-09-22 | |||
| US2013138A (en) * | 1930-10-01 | 1935-09-03 | Richard C Murphy | Remote indicating pressure gauge |
| US1944637A (en) * | 1931-04-15 | 1934-01-23 | Pirelli | Apparatus for locating oil leaks in cables |
| GB388265A (en) * | 1932-01-08 | 1933-02-23 | Materiel Automobile Sa Const | Improvements in apparatus for measuring the size or feeding capacity of orifices |
| GB421324A (en) * | 1934-05-03 | 1934-12-18 | Enfield Cable Works Ltd | Improvements in and relating to the localisation of leaks in pipe lines |
| US2092560A (en) * | 1935-11-26 | 1937-09-07 | Gen Electric | Alarm system for fluid filled cables |
| GB528072A (en) * | 1939-04-26 | 1940-10-22 | Callenders Cable & Const Co | An improved method and means for the repair of pipe lines and electric cables |
| DE738587C (de) * | 1941-01-08 | 1943-08-21 | Aeg | Verfahren zur Bestimmung der zur rechnerischen Ortsbestimmung von Undichtigkeiten in OElkabelanlagen notwendigen und hinreichenden Messgroessen |
| US2590324A (en) * | 1944-03-28 | 1952-03-25 | Jones Barton | Temperature compensated means for measuring differential pressures |
| DE903829C (de) * | 1944-10-11 | 1954-02-11 | Aeg | Verfahren zur Ortsbestimmung von Leckstellen in Gasdruckkabelanlagen |
-
0
- BE BE544077D patent/BE544077A/xx unknown
- NL NL99282D patent/NL99282C/xx active
- NL NL201920D patent/NL201920A/xx unknown
-
1955
- 1955-10-17 CH CH351315D patent/CH351315A/it unknown
- 1955-10-27 GB GB30728/55A patent/GB776519A/en not_active Expired
-
1956
- 1956-01-19 US US560257A patent/US3075380A/en not_active Expired - Lifetime
- 1956-01-19 FR FR1144736D patent/FR1144736A/fr not_active Expired
- 1956-01-20 DE DEP15514A patent/DE1018501B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB776519A (en) | 1957-06-05 |
| DE1018501B (de) | 1957-10-31 |
| US3075380A (en) | 1963-01-29 |
| BE544077A (xx) | 1956-01-14 |
| CH351315A (it) | 1961-01-15 |
| FR1144736A (fr) | 1957-10-17 |
| NL99282C (xx) |