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특허 상세정보

Fluorocarbon filter element

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B01D-027/06   
미국특허분류(USC) 210/4932 ; 210/4935 ; 55/500 ; 55/502
출원번호 US-0803475 (1985-12-02)
우선권정보 JP-0167202 (1983-09-09)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 23  인용 특허 : 4
초록

The present invention provides a filter element made wholly of fluorocarbon resin, including as essential elements a filter material produced by folding a sandwich-form sheet comprising a filter membrane made of a fluorocarbon resin and net supporters made of a thermoplastic fluorocarbon resin superimposed on the both surfaces thereof into a pleat form and liquid-tightly welding the edge parts of the both sides of the pleated sheet, sealed end parts produced by embedding the both end parts of said filter material except the central openings into a thermo...

대표
청구항

A filter element consisting of fluorocarbon resin elements and comprising as essential elements a filter material produced by folding a sandwich-form sheet comprising a filter membrane made of tetrafluoroethylene resin (PTFE) and net supporters made of tetrafluoroethylene/perfluoroalkyl vinyl ether copolymer resin (PFA), tetrafluoroethylene/hexafluoropropylene copolymer resin (FEP) or tetrafluoroethylene/hexafluoropropylene/perfluoroalkyl vinyl ether terpolymer resin (EPE) superimposed on the both surfaces thereof into a pleat form and liquid-tightly wel...

이 특허를 인용한 특허 피인용횟수: 23

  1. Takeshima, Masao; Kaita, Kihoko. Air cleaner element holding structure. USP2013108545586.
  2. Butler Patrick G. ; Browning Burt O. ; Garner Wesley B. ; Rogers Paul A. ; Winkeler Timothy J.. Air filter assembly. USP1999045895510.
  3. Clements, Jack T. Cartridge filter with flow transition insert. USP2017049616371.
  4. Ham,Dong Seok; Lee,Hoo Kun. Chemical filter and fan filter unit having the same. USP2008017320721.
  5. Zraik Edward M.. Color coded side seam label for filter element. USP1998065762796.
  6. Oussoren Reinout G.,CHX. Combined cartridge filter and tube frame structure. USP200012D435640.
  7. Clements Jack T. ; Thill Anthony J. ; Mahoney Ronald L.. Dust collector filter element and supporting structure. USP1998055746792.
  8. George Brandwood Peacock GB. Filter assemblies. USP2002126494936.
  9. Kanwar Suri ; Akian Z. Paul. Filter assembly including a disposable coreless filter element. USP1999115984109.
  10. Kawano Eizo,JPX ; Nabata Norikane,JPX ; Maeoka Takuya,JPX. Filtering medium for air filters and process for producing the same. USP2000116149702.
  11. Ochi, Masao. Filtration apparatus. USP2003106634509.
  12. Furuhashi, Susumu. Layered bag filter elements. USP2003036527954.
  13. Hayden Daniel B.. Membrane-like filter element for chemical mechanical polishing slurries. USP2000016015499.
  14. Jackson William E. (Bloomington MN). Method for potting pleated filter media and filters made thereby. USP1991065024870.
  15. Clements Jack T.. Non-round unitary filter cartridge. USP1998035730766.
  16. Carothers Charles Grant. Outer strap for air filter cartridge. USP2001056233790.
  17. Olsen Daniel K.. Pleated filter element. USP2001116315130.
  18. Jack T. Clements. Pleated filter element with reusable mounting plate. USP2002036358292.
  19. Clendenning,Michael Andrew; Ramsey,Thomas Henry; Avett,Tripp Augustus; Martin,Timothy Allen. Porous filter. USP2006107125490.
  20. Simonetti, John A.; Vinarov, Irina. Semipermeable hydrophilic membrane. USP2009047517581.
  21. Martin James W. (Rehobeth MA) Bernadyn Gerard P. (Coventry RI) Gagnon Donald L. (Pawtucket RI) Swanson Russell A. (Barrington RI). Thimble-shaped liquid filter. USP1994075328612.
  22. Clements, Jack T. Unitary filter cartridge with flow transition mouth. USP2013118580004.
  23. Welch, Jason Cristoffer. Venturi adapter. USP2014048696035.