Multi-decade viscometric or rheologic measurements of a...

Details Multi-decade viscometric or rheologic measurements of a... Multi-decade viscometric or rheologic measurements of a...

2007-04-24

2007-04-24

Larkin, Daniel S. (Department: 2856)

Measuring and testing

Liquid analysis or analysis of the suspension of solids in a...

Viscosity

C073S054310

Reexamination Certificate

active

10962104

ABSTRACT:
Range-extending method and apparatus for testing the viscosity of a fluid (10) undergoing a state change utilizing a viscometer (2) with a rotary assembly (42) for measuring, by automatically changing the rotational speed of the rotary assembly in response to measuring a torque or other test parameter when it meets a target torque trigger and/or other test parameter threshold.

REFERENCES:
patent: 4299119 (1981-11-01), Fitzgerald et al.
patent: 4448061 (1984-05-01), Brookfield
patent: 5167143 (1992-12-01), Brookfield
patent: 5503003 (1996-04-01), Brookfield
patent: 6463793 (2002-10-01), Selby

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