JPH0139598B2 - - Google Patents

Info

Publication number
JPH0139598B2
JPH0139598B2 JP57109220A JP10922082A JPH0139598B2 JP H0139598 B2 JPH0139598 B2 JP H0139598B2 JP 57109220 A JP57109220 A JP 57109220A JP 10922082 A JP10922082 A JP 10922082A JP H0139598 B2 JPH0139598 B2 JP H0139598B2
Authority
JP
Japan
Prior art keywords
sound
porous body
absorbing material
sound absorbing
thin film
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
JP57109220A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58224389A (ja
Inventor
Hideharu Tanaka
Mutsuo Sekya
Hidefusa Uchikawa
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP57109220A priority Critical patent/JPS58224389A/ja
Publication of JPS58224389A publication Critical patent/JPS58224389A/ja
Publication of JPH0139598B2 publication Critical patent/JPH0139598B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Exhaust Silencers (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP57109220A 1982-06-23 1982-06-23 吸音材の製造方法 Granted JPS58224389A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57109220A JPS58224389A (ja) 1982-06-23 1982-06-23 吸音材の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57109220A JPS58224389A (ja) 1982-06-23 1982-06-23 吸音材の製造方法

Publications (2)

Publication Number Publication Date
JPS58224389A JPS58224389A (ja) 1983-12-26
JPH0139598B2 true JPH0139598B2 (enrdf_load_stackoverflow) 1989-08-22

Family

ID=14504636

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57109220A Granted JPS58224389A (ja) 1982-06-23 1982-06-23 吸音材の製造方法

Country Status (1)

Country Link
JP (1) JPS58224389A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62172036U (enrdf_load_stackoverflow) * 1986-04-21 1987-10-31

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS632003A (ja) * 1986-06-23 1988-01-07 Komei Tei 薄いシ−ト状の面光源板

Also Published As

Publication number Publication date
JPS58224389A (ja) 1983-12-26

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