JPS54104301A - Porous sound absorber of aluminum or aluminum alloy - Google Patents

Porous sound absorber of aluminum or aluminum alloy

Info

Publication number
JPS54104301A
JPS54104301A JP988778A JP988778A JPS54104301A JP S54104301 A JPS54104301 A JP S54104301A JP 988778 A JP988778 A JP 988778A JP 988778 A JP988778 A JP 988778A JP S54104301 A JPS54104301 A JP S54104301A
Authority
JP
Japan
Prior art keywords
aluminum
sound absorber
porous sound
aluminum alloy
alloy
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.)
Pending
Application number
JP988778A
Other languages
English (en)
Japanese (ja)
Inventor
Takeshi Oosaki
Toshio Ookawa
Tooru Morimoto
Kenji Matsuzawa
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.)
Nippon Dia Clevite Co Ltd
Original Assignee
Nippon Dia Clevite 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 Nippon Dia Clevite Co Ltd filed Critical Nippon Dia Clevite Co Ltd
Priority to JP988778A priority Critical patent/JPS54104301A/ja
Priority to FR7902439A priority patent/FR2416520A1/fr
Publication of JPS54104301A publication Critical patent/JPS54104301A/ja
Pending legal-status Critical Current

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
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/162—Selection of materials
    • G10K11/165—Particles in a matrix
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B22F3/11—Making porous workpieces or articles
    • B22F3/1103—Making porous workpieces or articles with particular physical characteristics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Powder Metallurgy (AREA)
  • Building Environments (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP988778A 1978-02-02 1978-02-02 Porous sound absorber of aluminum or aluminum alloy Pending JPS54104301A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP988778A JPS54104301A (en) 1978-02-02 1978-02-02 Porous sound absorber of aluminum or aluminum alloy
FR7902439A FR2416520A1 (fr) 1978-02-02 1979-01-31 Materiau poreux d'isolation acoustique compose d'aluminium ou d'alliage d'aluminium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP988778A JPS54104301A (en) 1978-02-02 1978-02-02 Porous sound absorber of aluminum or aluminum alloy

Publications (1)

Publication Number Publication Date
JPS54104301A true JPS54104301A (en) 1979-08-16

Family

ID=11732644

Family Applications (1)

Application Number Title Priority Date Filing Date
JP988778A Pending JPS54104301A (en) 1978-02-02 1978-02-02 Porous sound absorber of aluminum or aluminum alloy

Country Status (2)

Country Link
JP (1) JPS54104301A (enrdf_load_stackoverflow)
FR (1) FR2416520A1 (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57202281U (enrdf_load_stackoverflow) * 1981-06-19 1982-12-23
JPS6054198U (ja) * 1983-09-22 1985-04-16 旭化成株式会社 音響板
KR100373741B1 (ko) * 2000-07-21 2003-02-26 주식회사일진 가압통전 소결법을 이용한 다공성 알루미늄재의 제조방법

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3065931D1 (en) * 1980-03-03 1984-01-26 Bbc Brown Boveri & Cie Process for making a memory alloy
DE68902070T2 (de) * 1988-03-10 1993-01-28 Emiel Vanderstraeten S P R L Schallisolierungs- und/oder vibrationsdaempfungsverkleidung, element mit einer derartigen verkleidung und verfahren zur anwendung.
DE4034637A1 (de) * 1989-10-31 1991-05-02 Eckart Standard Bronzepulver Verfahren zur herstellung von poroesen al-werkstoffen
CH687167A5 (de) * 1992-12-18 1996-09-30 Matec Holding Ag Laermmindernde Kapselung.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3359095A (en) * 1964-02-19 1967-12-19 Dow Chemical Co Sintering of loose particulate aluminum metal
US3342563A (en) * 1967-01-03 1967-09-19 Gen Electric Cellular material and method for making
US3607369A (en) * 1968-09-11 1971-09-21 Union Carbide Corp Method for forming porous aluminum layer
US3781170A (en) * 1971-07-15 1973-12-25 Kureha Chemical Ind Co Ltd Lightweight metal composite material and process for producing same
US3984209A (en) * 1974-05-24 1976-10-05 General Electric Company Porous aluminum body

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57202281U (enrdf_load_stackoverflow) * 1981-06-19 1982-12-23
JPS6054198U (ja) * 1983-09-22 1985-04-16 旭化成株式会社 音響板
KR100373741B1 (ko) * 2000-07-21 2003-02-26 주식회사일진 가압통전 소결법을 이용한 다공성 알루미늄재의 제조방법

Also Published As

Publication number Publication date
FR2416520B1 (enrdf_load_stackoverflow) 1984-04-13
FR2416520A1 (fr) 1979-08-31

Similar Documents

Publication Publication Date Title
JPS5440209A (en) Method of producing porous body of aluminum and alloys thereof
JPS5525696A (en) Acoustic absorber
JPS5629669A (en) Manufacture of porous metal coating
JPS572802A (en) Formation of porous aluminum layer
JPS5590409A (en) Manufacture of b type aluminum trimethaphosphate
JPS57118007A (en) Manufacture of aluminum trimethaphosphate
JPS56149363A (en) Manufacture of porous sintered body such as aluminum
JPS57172801A (en) Rim made of aluminum and manufacture of said rim
JPS54104301A (en) Porous sound absorber of aluminum or aluminum alloy
JPS54130418A (en) Aluminum alloy and application thereof
JPS5451936A (en) Electropolishing of aluminum and alloy thereof
JPS55118097A (en) Sound absorber covered structure
JPS5555525A (en) Method of diffusing openntube aluminum
JPS5429852A (en) Method of protectively coating aluminum and aluminum alloy members
JPS54110917A (en) Improvement of feeniicr alloy
JPS52110237A (en) Surface treatment of aluminum or aluminum alloy
JPS52142634A (en) Surface treatment of aluminum or aluminum alloy
JPS54143738A (en) Highhspeed anodizing of aluminum
JPS5462220A (en) Method of making porous sound absorber
JPS533932A (en) Surface treatment of aluminum or aluminum alloy
JPS533933A (en) Surface treatment of aluminum or aluminum alloy
JPS557429A (en) Compound heattinsulating sound absorber
JPS5415411A (en) Highhtensile aluminum alloy
JPS53102216A (en) Vibration absorbing alloy
JPS53137019A (en) Vibration absorbing alloy