Apparatus and method for measuring the degree of refining of pulp fibers in the preparation of furnish for paper making
US4159639A · kind A · utility
5Cited by
4References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 18, 1977 |
| Grant date | Jul 3, 1979 |
| Priority date | — |
| Expiry date | Nov 18, 1997 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N33/343
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An apparatus and a method for determining pulp quality by monitoring the rate of descent of the pulp-water interface of a uniformly intermixed stationary sample of pulp suspension, at a selected consistency, while it settles out.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.