RO101643A2 - Dispozitiv pentru atenuarea zgomotului - Google Patents

Dispozitiv pentru atenuarea zgomotului

Info

Publication number
RO101643A2
RO101643A2 RO1988133850A RO13385088A RO101643A2 RO 101643 A2 RO101643 A2 RO 101643A2 RO 1988133850 A RO1988133850 A RO 1988133850A RO 13385088 A RO13385088 A RO 13385088A RO 101643 A2 RO101643 A2 RO 101643A2
Authority
RO
Romania
Prior art keywords
phono
shrouds
noise reduction
perforated sheet
absorbent material
Prior art date
Application number
RO1988133850A
Other languages
English (en)
Other versions
RO101643B1 (ro
Inventor
Ro Eszes Martin
Ro Sandor Iuliu
Original Assignee
Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Utilaj Minier Si Masini De Ridicat, Timisoara, Judetul Timis, Ro
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 Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Utilaj Minier Si Masini De Ridicat, Timisoara, Judetul Timis, Ro filed Critical Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Utilaj Minier Si Masini De Ridicat, Timisoara, Judetul Timis, Ro
Priority to RO1988133850A priority Critical patent/RO101643A2/ro
Publication of RO101643B1 publication Critical patent/RO101643B1/ro
Publication of RO101643A2 publication Critical patent/RO101643A2/ro

Links

Landscapes

  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Air-Flow Control Members (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
RO1988133850A 1988-06-06 1988-06-06 Dispozitiv pentru atenuarea zgomotului RO101643A2 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO1988133850A RO101643A2 (ro) 1988-06-06 1988-06-06 Dispozitiv pentru atenuarea zgomotului

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO1988133850A RO101643A2 (ro) 1988-06-06 1988-06-06 Dispozitiv pentru atenuarea zgomotului

Publications (2)

Publication Number Publication Date
RO101643B1 RO101643B1 (ro) 1991-06-28
RO101643A2 true RO101643A2 (ro) 1991-12-09

Family

ID=20121845

Family Applications (1)

Application Number Title Priority Date Filing Date
RO1988133850A RO101643A2 (ro) 1988-06-06 1988-06-06 Dispozitiv pentru atenuarea zgomotului

Country Status (1)

Country Link
RO (1) RO101643A2 (ro)

Also Published As

Publication number Publication date
RO101643B1 (ro) 1991-06-28

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