JPH0147430B2 - - Google Patents
Info
- Publication number
- JPH0147430B2 JPH0147430B2 JP56162076A JP16207681A JPH0147430B2 JP H0147430 B2 JPH0147430 B2 JP H0147430B2 JP 56162076 A JP56162076 A JP 56162076A JP 16207681 A JP16207681 A JP 16207681A JP H0147430 B2 JPH0147430 B2 JP H0147430B2
- Authority
- JP
- Japan
- Prior art keywords
- inorganic
- sound absorbing
- absorbing material
- cement
- sound
- 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.)
- Expired
Links
Landscapes
- Porous Artificial Stone Or Porous Ceramic Products (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16207681A JPS5864291A (ja) | 1981-10-13 | 1981-10-13 | 吸音材 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16207681A JPS5864291A (ja) | 1981-10-13 | 1981-10-13 | 吸音材 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5864291A JPS5864291A (ja) | 1983-04-16 |
| JPH0147430B2 true JPH0147430B2 (OSRAM) | 1989-10-13 |
Family
ID=15747623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16207681A Granted JPS5864291A (ja) | 1981-10-13 | 1981-10-13 | 吸音材 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5864291A (OSRAM) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0769705B2 (ja) * | 1984-10-09 | 1995-07-31 | 旭硝子株式会社 | 吸音材 |
| DE4300330A1 (de) * | 1992-01-09 | 1994-03-03 | Lothar Dipl Ing Kaden | Verfahren zur weitgehenden Reduzierung der Reifglätte oder der Spiegeleisbildung an Fahrbahnen im Straßenkreuzungsbereich oder im Bereich von Brücken |
| FR2712282B1 (fr) * | 1993-11-08 | 1996-11-15 | Achille Zanon | Procédé de fabrication de béton léger. |
| JP2007099533A (ja) * | 2005-09-30 | 2007-04-19 | Kurabo Ind Ltd | 多孔質セラミックス製吸音材 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5433329A (en) * | 1977-08-19 | 1979-03-12 | Matsushita Electric Works Ltd | Foundation material and making method thereof |
| JPS5461222A (en) * | 1977-10-24 | 1979-05-17 | Bridgestone Tire Co Ltd | Sound absorbing perlite board |
| JPS5585709A (en) * | 1978-12-22 | 1980-06-28 | Ngk Insulators Ltd | Sound isolating wall |
-
1981
- 1981-10-13 JP JP16207681A patent/JPS5864291A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5864291A (ja) | 1983-04-16 |
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