Real time suspended particle monitor

US6049381A · kind A · utility

Assignee

• United States of America as represented by the Secretary of the Air Force · US

Inventors

• John F. Reintjes · Alexandria, US
• Michael D. Duncan · Cheverly, US
• Rita Mahon · Silver Spring, US
• Lawrence L. Tankersley · Annapolis, US
• Paul L. Howard · West Chester, US
• Martin Chamberlain · Arlington, US
• Thomas McKenna · Rockville, US

Key dates

• Filing date: Oct 29, 1993
• Grant date: Apr 11, 2000
• Expiry date: Oct 29, 2013

Classification

• Technology area (CPC G): Physics
• CPC primary: G01N2021/177
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

A method and apparatus for real-time monitoring of particulates in a fluid. The fluid is illuminated, and an image formed of the interior of the fluid. The image is then detected, and processed to determine the size, shape, etc. of particulates within the fluid.