EE200100497A - Silencer lining for air or gas ducts - Google Patents

Silencer lining for air or gas ducts

Info

Publication number
EE200100497A
EE200100497A EEP200100497A EEP200100497A EE200100497A EE 200100497 A EE200100497 A EE 200100497A EE P200100497 A EEP200100497 A EE P200100497A EE P200100497 A EEP200100497 A EE P200100497A EE 200100497 A EE200100497 A EE 200100497A
Authority
EE
Estonia
Prior art keywords
air
gas ducts
silencer
lining
silencer lining
Prior art date
Application number
EEP200100497A
Other languages
Estonian (et)
Inventor
Pettersson Leif
Original Assignee
Paroc Group Oy Ab
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20415030&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EE200100497(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Paroc Group Oy Ab filed Critical Paroc Group Oy Ab
Publication of EE200100497A publication Critical patent/EE200100497A/en
Publication of EE04385B1 publication Critical patent/EE04385B1/en

Links

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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Exhaust Silencers (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Pipe Accessories (AREA)
EEP200100497A 1999-03-26 2000-03-22 Muffler liner for air or gas ducts EE04385B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9901124A SE516302C2 (en) 1999-03-26 1999-03-26 Silencer insert for air or gas ducts
PCT/SE2000/000561 WO2000058659A1 (en) 1999-03-26 2000-03-22 Muffler lining for air or gas channels

Publications (2)

Publication Number Publication Date
EE200100497A true EE200100497A (en) 2002-12-16
EE04385B1 EE04385B1 (en) 2004-10-15

Family

ID=20415030

Family Applications (1)

Application Number Title Priority Date Filing Date
EEP200100497A EE04385B1 (en) 1999-03-26 2000-03-22 Muffler liner for air or gas ducts

Country Status (7)

Country Link
EP (1) EP1166009A1 (en)
AU (1) AU4157300A (en)
EE (1) EE04385B1 (en)
NO (1) NO320910B1 (en)
PL (1) PL194488B1 (en)
SE (1) SE516302C2 (en)
WO (1) WO2000058659A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE525044C2 (en) * 2002-02-28 2004-11-16 Vasab Vaegg & Akustik System A Ventilation duct comprising sound attenuating materials of different densities and dampers with perforated blade
CN107702315A (en) * 2017-09-30 2018-02-16 苏州蓝邦环保科技有限公司 Muffling air duct

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3540547A (en) * 1968-12-31 1970-11-17 Charles Waddell Coward Jr Acoustical systems for air moving devices
DE2254159C3 (en) * 1972-11-04 1979-09-27 Ferroplast Gesellschaft Fuer Metall- Und Kunststofferzeugnisse Mbh, 4322 Sprockhoevel Silencer for duct fan in underground operation
US4408679A (en) * 1981-09-28 1983-10-11 Peabody Spunstrand, Inc. Sound attenuator
FR2564532B1 (en) * 1984-05-18 1986-09-12 Midi Houilleres Bassin Centre IN SITU REGENERABLE MUFFLERS FOR VENTILATORS IN VENTILATION SYSTEMS SUPPLIED WITH DUSTY AIR AND METHOD FOR IN SITU REGENERATION OF SUCH MUFFLERS.
DE3810364A1 (en) * 1988-03-26 1989-10-05 Oldorid Vertriebsgesellschaft Insulating and filling material for underground sound absorbers
DE4429045B4 (en) * 1994-08-16 2005-11-24 E. Missel Gmbh insulation
WO1999008038A1 (en) * 1997-08-08 1999-02-18 Shishiai-Kabushikigaisha Sound insulation member

Also Published As

Publication number Publication date
SE9901124D0 (en) 1999-03-26
WO2000058659A1 (en) 2000-10-05
NO320910B1 (en) 2006-02-13
EP1166009A1 (en) 2002-01-02
AU4157300A (en) 2000-10-16
EE04385B1 (en) 2004-10-15
NO20014578D0 (en) 2001-09-20
SE516302C2 (en) 2001-12-17
PL351440A1 (en) 2003-04-22
NO20014578L (en) 2001-09-20
PL194488B1 (en) 2007-06-29
SE9901124L (en) 2000-09-27

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Legal Events

Date Code Title Description
KB4A Valid patent at the end of a year

Effective date: 20041231

KB4A Valid patent at the end of a year

Effective date: 20051231

KB4A Valid patent at the end of a year

Effective date: 20061231

KB4A Valid patent at the end of a year

Effective date: 20071231

HC1A Change of owner name
KB4A Valid patent at the end of a year

Effective date: 20081231

MM4A Lapsed by not paying the annual fees

Effective date: 20100322