Patent · US Expired

Papermaking refiner plates

US5740972A · kind A · utility

9Cited by
5References
12Claims
0Family size

Inventor

Key dates

Filing dateApr 15, 1996
Grant dateApr 21, 1998
Priority date
Expiry dateApr 15, 2016

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB02C7/12
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Replacable refiner plates used for papermaking and refining of lignocellulosic and other natural and synthetic fibrous materials in the manufacture of paper, paperboard, and fiberboard products. The refiner plates include blade patterns and use corrosion resistant materials.

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