JPS56143943A - Gas leakage inspecting device for cooling unit - Google Patents
Gas leakage inspecting device for cooling unitInfo
- Publication number
- JPS56143943A JPS56143943A JP4833480A JP4833480A JPS56143943A JP S56143943 A JPS56143943 A JP S56143943A JP 4833480 A JP4833480 A JP 4833480A JP 4833480 A JP4833480 A JP 4833480A JP S56143943 A JPS56143943 A JP S56143943A
- Authority
- JP
- Japan
- Prior art keywords
- pretest
- exhaust
- systems
- regular
- regular test
- Prior art date
- 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.)
- Granted
Links
- 238000001816 cooling Methods 0.000 title 1
- 239000001307 helium Substances 0.000 abstract 3
- 229910052734 helium Inorganic materials 0.000 abstract 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 abstract 3
- 238000001514 detection method Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 238000007689 inspection Methods 0.000 abstract 1
- 239000003507 refrigerant Substances 0.000 abstract 1
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
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
-
- 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
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
- G01M3/202—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material using mass spectrometer detection systems
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4833480A JPS56143943A (en) | 1980-04-10 | 1980-04-10 | Gas leakage inspecting device for cooling unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4833480A JPS56143943A (en) | 1980-04-10 | 1980-04-10 | Gas leakage inspecting device for cooling unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56143943A true JPS56143943A (en) | 1981-11-10 |
| JPS6236529B2 JPS6236529B2 (enrdf_load_stackoverflow) | 1987-08-07 |
Family
ID=12800506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4833480A Granted JPS56143943A (en) | 1980-04-10 | 1980-04-10 | Gas leakage inspecting device for cooling unit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56143943A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01129990A (ja) * | 1987-11-13 | 1989-05-23 | Fujitsu Ltd | 微細パターン金メッキ装置 |
-
1980
- 1980-04-10 JP JP4833480A patent/JPS56143943A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6236529B2 (enrdf_load_stackoverflow) | 1987-08-07 |
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