JPS6215693B2 - - Google Patents

Info

Publication number
JPS6215693B2
JPS6215693B2 JP56097436A JP9743681A JPS6215693B2 JP S6215693 B2 JPS6215693 B2 JP S6215693B2 JP 56097436 A JP56097436 A JP 56097436A JP 9743681 A JP9743681 A JP 9743681A JP S6215693 B2 JPS6215693 B2 JP S6215693B2
Authority
JP
Japan
Prior art keywords
sound
absorbing material
thin film
sound absorbing
absorbing
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
Application number
JP56097436A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58543A (ja
Inventor
Minoru Takahashi
Kinichiro Asami
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Plant Engineering and Construction Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Plant Engineering and Construction Co Ltd filed Critical Hitachi Plant Engineering and Construction Co Ltd
Priority to JP56097436A priority Critical patent/JPS58543A/ja
Publication of JPS58543A publication Critical patent/JPS58543A/ja
Publication of JPS6215693B2 publication Critical patent/JPS6215693B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Building Environments (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP56097436A 1981-06-25 1981-06-25 吸音構造物 Granted JPS58543A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56097436A JPS58543A (ja) 1981-06-25 1981-06-25 吸音構造物

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56097436A JPS58543A (ja) 1981-06-25 1981-06-25 吸音構造物

Publications (2)

Publication Number Publication Date
JPS58543A JPS58543A (ja) 1983-01-05
JPS6215693B2 true JPS6215693B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-04-08

Family

ID=14192310

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56097436A Granted JPS58543A (ja) 1981-06-25 1981-06-25 吸音構造物

Country Status (1)

Country Link
JP (1) JPS58543A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7715551B2 (ja) * 2021-06-30 2025-07-30 東洋クロス株式会社 吸音材

Also Published As

Publication number Publication date
JPS58543A (ja) 1983-01-05

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