JPS5237799B2 - - Google Patents
Info
- Publication number
- JPS5237799B2 JPS5237799B2 JP49005195A JP519574A JPS5237799B2 JP S5237799 B2 JPS5237799 B2 JP S5237799B2 JP 49005195 A JP49005195 A JP 49005195A JP 519574 A JP519574 A JP 519574A JP S5237799 B2 JPS5237799 B2 JP S5237799B2
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
-
- 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
- G01M3/32—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 containers, e.g. radiators
- G01M3/3236—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 containers, e.g. radiators by monitoring the interior space of the containers
- G01M3/3254—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 containers, e.g. radiators by monitoring the interior space of the containers using a flow detector
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US321691A US3872712A (en) | 1971-11-18 | 1973-01-08 | Dynamic air flow comparator system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS49118487A JPS49118487A (en) | 1974-11-12 |
| JPS5237799B2 true JPS5237799B2 (en) | 1977-09-24 |
Family
ID=23251618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49005195A Expired JPS5237799B2 (en) | 1973-01-08 | 1974-01-07 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5237799B2 (en) |
| BR (1) | BR7400055D0 (en) |
| CA (1) | CA1010726A (en) |
| FR (1) | FR2213496B1 (en) |
| GB (1) | GB1392690A (en) |
| IN (1) | IN140395B (en) |
| IT (1) | IT1005247B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10458879B2 (en) | 2014-10-24 | 2019-10-29 | Proactive Analytics Limited | Leak testing method and apparatus for use with heat exchangers |
| CN113916464B (en) * | 2021-09-30 | 2023-11-17 | 广东利元亨智能装备股份有限公司 | Pile gas leakage detection method and airtight detection method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT946298B (en) * | 1971-11-18 | 1973-05-21 | Cross Co | DYNAMIC AIRFLOW COMPARATOR SYSTEM |
-
1973
- 1973-11-09 CA CA185,489A patent/CA1010726A/en not_active Expired
- 1973-11-14 IN IN2507/CAL/1973A patent/IN140395B/en unknown
- 1973-12-12 GB GB5762573A patent/GB1392690A/en not_active Expired
- 1973-12-20 IT IT84615/73A patent/IT1005247B/en active
-
1974
- 1974-01-07 BR BR55/74A patent/BR7400055D0/en unknown
- 1974-01-07 JP JP49005195A patent/JPS5237799B2/ja not_active Expired
- 1974-01-08 FR FR7400619A patent/FR2213496B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1010726A (en) | 1977-05-24 |
| IN140395B (en) | 1976-10-30 |
| BR7400055D0 (en) | 1974-08-15 |
| FR2213496B1 (en) | 1978-10-27 |
| DE2400637A1 (en) | 1974-07-11 |
| DE2400637B2 (en) | 1977-05-05 |
| GB1392690A (en) | 1975-04-30 |
| FR2213496A1 (en) | 1974-08-02 |
| IT1005247B (en) | 1976-08-20 |
| JPS49118487A (en) | 1974-11-12 |