Patent · US Active

Support and drainage material, filter, and method of use

US10617978B1 · kind B1 · utility

1Cited by
5References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 24, 2018
Grant dateApr 14, 2020
Priority date—
Expiry dateOct 24, 2038

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2275/50
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Support and drainage materials, filter including the materials, and methods of use are disclosed.

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