JPH01112440U - - Google Patents
Info
- Publication number
- JPH01112440U JPH01112440U JP764588U JP764588U JPH01112440U JP H01112440 U JPH01112440 U JP H01112440U JP 764588 U JP764588 U JP 764588U JP 764588 U JP764588 U JP 764588U JP H01112440 U JPH01112440 U JP H01112440U
- Authority
- JP
- Japan
- Prior art keywords
- pressure fluid
- fluid pipe
- propagation
- pipe
- microphone
- 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.)
- Pending
Links
- 239000012530 fluid Substances 0.000 claims 9
- 238000001514 detection method Methods 0.000 claims 4
- 230000004888 barrier function Effects 0.000 claims 1
- 238000005553 drilling Methods 0.000 claims 1
- 230000001681 protective effect Effects 0.000 claims 1
Landscapes
- Examining Or Testing Airtightness (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP764588U JPH01112440U (cs) | 1988-01-26 | 1988-01-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP764588U JPH01112440U (cs) | 1988-01-26 | 1988-01-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01112440U true JPH01112440U (cs) | 1989-07-28 |
Family
ID=31212831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP764588U Pending JPH01112440U (cs) | 1988-01-26 | 1988-01-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01112440U (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003513237A (ja) * | 1999-10-26 | 2003-04-08 | マルティネック・ペーター | 給水系内で測定を行う方法と測定ヘッド |
-
1988
- 1988-01-26 JP JP764588U patent/JPH01112440U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003513237A (ja) * | 1999-10-26 | 2003-04-08 | マルティネック・ペーター | 給水系内で測定を行う方法と測定ヘッド |
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