JPS63242529A - 水中吸音体 - Google Patents
水中吸音体Info
- Publication number
- JPS63242529A JPS63242529A JP62077117A JP7711787A JPS63242529A JP S63242529 A JPS63242529 A JP S63242529A JP 62077117 A JP62077117 A JP 62077117A JP 7711787 A JP7711787 A JP 7711787A JP S63242529 A JPS63242529 A JP S63242529A
- Authority
- JP
- Japan
- Prior art keywords
- sound
- sound absorber
- gel
- underwater sound
- substance
- 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
Landscapes
- Underground Or Underwater Handling Of Building Materials (AREA)
- Laminated Bodies (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62077117A JPS63242529A (ja) | 1987-03-30 | 1987-03-30 | 水中吸音体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62077117A JPS63242529A (ja) | 1987-03-30 | 1987-03-30 | 水中吸音体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63242529A true JPS63242529A (ja) | 1988-10-07 |
| JPH0251730B2 JPH0251730B2 (de) | 1990-11-08 |
Family
ID=13624845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62077117A Granted JPS63242529A (ja) | 1987-03-30 | 1987-03-30 | 水中吸音体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63242529A (de) |
-
1987
- 1987-03-30 JP JP62077117A patent/JPS63242529A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0251730B2 (de) | 1990-11-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term | ||
| FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20071108 Year of fee payment: 17 |