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Real time suspended particle monitor

  • US 6,049,381 A
  • Filed: 10/29/1993
  • Issued: 04/11/2000
  • Est. Priority Date: 10/29/1993
  • Status: Expired due to Term
First Claim
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1. An apparatus for the real time monitoring of suspended particulates in a fluid, said apparatus comprising:

  • a laser light source;

    means for collimating an optical beam from said light source;

    a fluid chamber for passing a fluid to be examined, said fluid chamber being suitable for illumination by said collimated beam;

    means for forming an optical image of the fluid within said fluid chamber; and

    means for classifying shapes of particulates in said optical image;

    wherein said means for classifying shapes comprises;

    a two-dimensional transducer array means for detecting said optical image andmeans for comparing, responsive to said means for detecting, shapes of the particulates in the fluid with at least one reference shape.

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