NL7701023A - ABSORPTION OF ACOUSTIC ENERGY FROM A FLUIDUM. - Google Patents

ABSORPTION OF ACOUSTIC ENERGY FROM A FLUIDUM.

Info

Publication number: NL7701023A
Authority: NL; Netherlands
Prior art keywords: fluidum; absorption; acoustic energy; acoustic; energy
Prior art date: 1976-02-03

Application number

NL7701023A

Other languages

Dutch (nl)

Original Assignee

Carl Matthews En Elizabeth De

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.)

1976-02-03

Filing date

1977-02-01

Publication date

1977-08-05

1977-02-01 Application filed by Carl Matthews En Elizabeth De filed Critical Carl Matthews En Elizabeth De

1977-08-05 Publication of NL7701023A publication Critical patent/NL7701023A/en

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Exhaust Silencers (AREA)
Soundproofing, Sound Blocking, And Sound Damping (AREA)

NL7701023A 1976-02-03 1977-02-01 ABSORPTION OF ACOUSTIC ENERGY FROM A FLUIDUM. NL7701023A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB425876A GB1568686A (en)	1976-02-03	1976-02-03	Absorption of acoustic energy from a fluid

Publications (1)

Publication Number	Publication Date
NL7701023A true NL7701023A (en)	1977-08-05

Family

ID=9773726

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7701023A NL7701023A (en)	1976-02-03	1977-02-01	ABSORPTION OF ACOUSTIC ENERGY FROM A FLUIDUM.

Country Status (10)

Country	Link
JP (1)	JPS5296002A (en)
AU (1)	AU512114B2 (en)
BE (1)	BE851006A (en)
CA (1)	CA1108061A (en)
DE (1)	DE2703865C2 (en)
FR (1)	FR2340499A1 (en)
GB (1)	GB1568686A (en)
IT (1)	IT1076861B (en)
NL (1)	NL7701023A (en)
SE (1)	SE7701125L (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5528039A (en) *	1978-08-21	1980-02-28	Mitsubishi Heavy Ind Ltd	Fluiddpowerrnoise silencer
FR2734850B1 (en) *	1995-05-31	1997-07-18	Berthelon Bernard Joseph	TUNNEL OR FISH CHANNEL
US6074208A (en) *	1998-08-21	2000-06-13	Mitchell; Kenneth B.	Noise reduction in fluid flow passage
DE102005007290B3 (en) *	2005-02-17	2006-07-27	Itw-Befestigungssysteme Gmbh	Gas flow sound damper for use in e.g. hand-operated driving tool for nails, has cover with number of fibers or filament bundles fixed with end at cover, which has gas emanation opening lying transverse to exhaust gas inflow direction
DE102006037537B4 (en) *	2006-08-10	2008-05-08	Airbus Deutschland Gmbh	Aperture and its use for throttling a volume flow in an air distribution pipe system of an air conditioning system of a commercial aircraft
CN109253340B (en) *	2018-10-31	2024-04-19	中国船舶重工集团公司第七一九研究所	Resonant water muffler with adjustable frequency and pressure bearing
CN110242818B (en) *	2019-07-19	2024-07-05	厦门大学	Damping support device for slender component

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE599977C (en) *	1933-08-04	1934-07-12	Josef Ernst	Sound absorbers, especially for internal combustion engines, with built-in sound-absorbing elements
GB463354A (en) *	1935-04-16	1937-03-30	Eduard Caspar	Improvements in and relating to exhaust silencers for internal combustion engines
GB542179A (en) *	1940-06-28	1941-12-30	Frederick Heather	Improvements in or relating to silencers
US2633873A (en) *	1947-10-11	1953-04-07	Standard Oil Dev Co	Elastic surface liner for abrasive service
GB1274871A (en) *	1969-01-24	1972-05-17	Rolls Royce	Sound absorptive material

1976
- 1976-02-03 GB GB425876A patent/GB1568686A/en not_active Expired
1977
- 1977-01-31 CA CA270,760A patent/CA1108061A/en not_active Expired
- 1977-01-31 DE DE19772703865 patent/DE2703865C2/en not_active Expired
- 1977-02-01 NL NL7701023A patent/NL7701023A/en not_active Application Discontinuation
- 1977-02-01 AU AU21835/77A patent/AU512114B2/en not_active Expired
- 1977-02-02 BE BE174591A patent/BE851006A/en not_active IP Right Cessation
- 1977-02-02 SE SE7701125A patent/SE7701125L/en not_active Application Discontinuation
- 1977-02-02 IT IT1988177A patent/IT1076861B/en active
- 1977-02-02 FR FR7702875A patent/FR2340499A1/en active Granted
- 1977-02-03 JP JP1032577A patent/JPS5296002A/en active Pending

Also Published As

Publication number	Publication date
CA1108061A (en)	1981-09-01
SE7701125L (en)	1977-08-04
JPS5296002A (en)	1977-08-12
AU512114B2 (en)	1980-09-25
FR2340499A1 (en)	1977-09-02
DE2703865C2 (en)	1982-11-11
GB1568686A (en)	1980-06-04
AU2183577A (en)	1978-08-10
IT1076861B (en)	1985-04-27
FR2340499B1 (en)	1983-03-18
BE851006A (en)	1977-05-31
DE2703865A1 (en)	1977-08-04

Publication	Publication Date	Title
NL7703338A (en)	1977-10-04	DEVICE FOR GENERATING ENERGY FROM WATER MOVEMENTS.
AT371257B (en)	1983-06-10	ULTRASONIC CONVERTER
FR2337298A1 (en)	1977-07-29	PIPELINE STRUCTURE
NL7608716A (en)	1977-03-22	SOUND GENERATOR.
IT1059259B (en)	1982-05-31	TURBINE HORN STRUCTURE
SE7710041L (en)	1978-03-14	SOUND ABSORBING PANEL
NL7612809A (en)	1977-07-07	ENERGY ABSORBING SUPPORT.
SE7710433L (en)	1978-03-22	ELECTRIC ACOUSTIC CONVERTER
NL7708888A (en)	1978-02-14	SOUND GENERATOR.
NL7609268A (en)	1978-01-10	ENERGY ABSORPTION DEVICE.
BE860241A (en)	1978-02-15	SPIRAL PIPE STRUCTURE
NL7611218A (en)	1978-04-13	ELECTRO-ACOUSTIC CONVERSION DEVICE.
DK145764C (en)	1983-08-15	WASTE GAS PIPELINE
DK564177A (en)	1978-07-01	WASTE GAS PIPE
NL7704026A (en)	1977-10-17	CYCLE CONVERTER.
AT357380B (en)	1980-07-10	ABSORPTION SILENCER
NL7609006A (en)	1977-02-16	CARRYING WAVE CONVERTER.
IT1075483B (en)	1985-04-22	COMPOSITE TRANSDUCER
AT351783B (en)	1979-08-10	ULTRASONIC CONVERTER
NL7701023A (en)	1977-08-05	ABSORPTION OF ACOUSTIC ENERGY FROM A FLUIDUM.
AT344959B (en)	1978-08-25	PORTABLE, SOUND-INSULATING COMPONENT
BE861554A (en)	1978-03-31	COMPOSITE PIPE
SE7713750L (en)	1978-06-04	ELECTRIC ACOUSTIC CONVERTER
DK87377A (en)	1977-09-02	CATALYST GENERATOR
AT344466B (en)	1978-07-25	COMPOSITE PIPE

Legal Events

Date	Code	Title	Description
1979-09-25	BB	A search report has been drawn up
1984-04-02	BV	The patent application has lapsed