JPS494871B1 - - Google Patents
Info
- Publication number
- JPS494871B1 JPS494871B1 JP44036109A JP3610969A JPS494871B1 JP S494871 B1 JPS494871 B1 JP S494871B1 JP 44036109 A JP44036109 A JP 44036109A JP 3610969 A JP3610969 A JP 3610969A JP S494871 B1 JPS494871 B1 JP S494871B1
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/18—Methods or devices for transmitting, conducting or directing sound
- G10K11/20—Reflecting arrangements
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/18—Methods or devices for transmitting, conducting or directing sound
- G10K11/22—Methods or devices for transmitting, conducting or directing sound for conducting sound through hollow pipes, e.g. speaking tubes
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Jet Pumps And Other Pumps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB22350/68A GB1152820A (en) | 1967-05-19 | 1968-05-10 | Dibenzopyran Derivatives |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS494871B1 true JPS494871B1 (https=) | 1974-02-04 |
Family
ID=10177982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP44036109A Pending JPS494871B1 (https=) | 1968-05-10 | 1969-05-10 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3604529A (https=) |
| JP (1) | JPS494871B1 (https=) |
| DE (1) | DE1923721C3 (https=) |
| ES (1) | ES367043A1 (https=) |
| FR (1) | FR2008252A1 (https=) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1488478A (en) * | 1974-12-12 | 1977-10-12 | Atomic Energy Authority Uk | Liquid metal cooled nuclear reactors |
| JPS5462487A (en) * | 1977-10-26 | 1979-05-19 | Toshiba Corp | Reactor |
| JPS5845645B2 (ja) * | 1978-03-27 | 1983-10-12 | 株式会社東芝 | 炉心構成要素 |
| US8218396B2 (en) * | 2010-03-16 | 2012-07-10 | Ut-Battelle, Llc | Torsional ultrasonic wave based level measurement system |
| AU2012253161B2 (en) * | 2011-05-09 | 2016-07-07 | Ultra Electronics Maritime Systems Inc. | Acoustic projector having synchronized acoustic radiators |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2225312A (en) * | 1939-10-05 | 1940-12-17 | Bell Telephone Labor Inc | Acoustic device |
| US2408435A (en) * | 1941-03-01 | 1946-10-01 | Bell Telephone Labor Inc | Pipe antenna and prism |
| US2770795A (en) * | 1951-03-30 | 1956-11-13 | Raytheon Mfg Co | Acoustic log |
| US2856022A (en) * | 1954-08-06 | 1958-10-14 | Electro Sonic Lab Inc | Directional acoustic signal transducer |
| US3100994A (en) * | 1960-08-05 | 1963-08-20 | Acoustica Associates Inc | Pulse-echo gauging system |
-
1969
- 1969-05-02 US US821391A patent/US3604529A/en not_active Expired - Lifetime
- 1969-05-09 FR FR6914991A patent/FR2008252A1/fr not_active Withdrawn
- 1969-05-09 DE DE1923721A patent/DE1923721C3/de not_active Expired
- 1969-05-10 ES ES367043A patent/ES367043A1/es not_active Expired
- 1969-05-10 JP JP44036109A patent/JPS494871B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ES367043A1 (es) | 1971-04-01 |
| US3604529A (en) | 1971-09-14 |
| DE1923721A1 (de) | 1969-11-27 |
| FR2008252A1 (https=) | 1970-01-16 |
| DE1923721C3 (de) | 1980-07-10 |
| DE1923721B2 (de) | 1979-09-20 |