PL351440A1 - Lining of an air gas ducting silencer - Google Patents

Lining of an air gas ducting silencer

Info

Publication number
PL351440A1
PL351440A1 PL00351440A PL35144000A PL351440A1 PL 351440 A1 PL351440 A1 PL 351440A1 PL 00351440 A PL00351440 A PL 00351440A PL 35144000 A PL35144000 A PL 35144000A PL 351440 A1 PL351440 A1 PL 351440A1
Authority
PL
Poland
Prior art keywords
silencer
lining
air gas
gas ducting
ducting
Prior art date
Application number
PL00351440A
Other versions
PL194488B1 (en
Inventor
Leif Pettersson
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=PL351440(A1) "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 PL351440A1 publication Critical patent/PL351440A1/en
Publication of PL194488B1 publication Critical patent/PL194488B1/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)
PL00351440A 1999-03-26 2000-03-22 Lining of an air gas ducting silencer PL194488B1 (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
PL351440A1 true PL351440A1 (en) 2003-04-22
PL194488B1 PL194488B1 (en) 2007-06-29

Family

ID=20415030

Family Applications (1)

Application Number Title Priority Date Filing Date
PL00351440A PL194488B1 (en) 1999-03-26 2000-03-22 Lining of an air gas ducting silencer

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
EE200100497A (en) 2002-12-16
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
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
LAPS Decisions on the lapse of the protection rights

Effective date: 20100322