Patent · US Expired

Thermobondable filter medium and border frame and method of making same

US6758878B2 · kind B2 · utility

21Cited by
9References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 10, 2002
Grant dateJul 6, 2004
Priority date
Expiry dateMay 25, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S55/31
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Self-supporting pleated fluid filter medium and method of making the same wherein the filter medium and accompanying flow-through border frame are of coated thermobondable materials, which are heat bonded together.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.