The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7856881 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 28, 2010

Filed:

Mar. 21, 2006
Applicant:

Peter Coghill, New South Wales, AU;

Inventor:

Peter Coghill, New South Wales, AU;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01H 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The average strength or Young's modulus of the constituent particles of a sample is determined from the measured speed of sound propagated from a source through the sample to a receiver. Other sample data, such as the porosity, Poisson's ratio and the pressure applied to the sample, are also used in the determination. However, no data pertaining to individual particle sizes is required. The method provides a non-destructive test for the average strengths of materials such as iron ore pellets, alumina powder, silica flour, and coal dust.


Find Patent Forward Citations

Coghill, Peter. (2010). Determining average mechanical properties of constituent particles of a sample of material using ultrasound (U.S. Patent No. 7856881). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7856881

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