JPS61106692U - - Google Patents
Info
- Publication number
- JPS61106692U JPS61106692U JP19084584U JP19084584U JPS61106692U JP S61106692 U JPS61106692 U JP S61106692U JP 19084584 U JP19084584 U JP 19084584U JP 19084584 U JP19084584 U JP 19084584U JP S61106692 U JPS61106692 U JP S61106692U
- Authority
- JP
- Japan
- Prior art keywords
- exploration
- pipe
- main body
- annular body
- sensor
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/04—Wave modes and trajectories
- G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Pipeline Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984190845U JPH0413649Y2 (de) | 1984-12-18 | 1984-12-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984190845U JPH0413649Y2 (de) | 1984-12-18 | 1984-12-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61106692U true JPS61106692U (de) | 1986-07-07 |
| JPH0413649Y2 JPH0413649Y2 (de) | 1992-03-30 |
Family
ID=30748297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984190845U Expired JPH0413649Y2 (de) | 1984-12-18 | 1984-12-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0413649Y2 (de) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4956395U (de) * | 1972-08-30 | 1974-05-18 | ||
| JPS56142361U (de) * | 1980-03-24 | 1981-10-27 |
-
1984
- 1984-12-18 JP JP1984190845U patent/JPH0413649Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4956395U (de) * | 1972-08-30 | 1974-05-18 | ||
| JPS56142361U (de) * | 1980-03-24 | 1981-10-27 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0413649Y2 (de) | 1992-03-30 |