Patent · US Active

Filter segment with a light weight frame

US11478731B2 · kind B2 · utility

1Cited by

3References

2Claims

0Family size

Assignee

Valmet Technologies Oy · FI

Inventors

Karl Gabrielsson · Boo, SE
Tony I. Bjorkenius · Källtorp, SE
Gregory Gilmore · Nashua, US

Key dates

Filing date	Mar 9, 2018
Grant date	Oct 25, 2022
Priority date	—
Expiry date	Jan 19, 2040

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D2201/127
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A disc segment adapted to be attached to other disc segments to form a disc assembly, the disc segment being in the form of a frame, the frame comprising a left side rail and a right side rail, and a plurality of spaced apart parallel horizontally extending ribs, each disc side including a corrugated wire mesh supported by the frame ribs, the corrugated wire mesh including crisscrossing wire strands, the strands crossing perpendicularly to each other, and the wire strands extend at an angle of 45 degrees relative to its frame rib.

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