Title: Microingedient containing tracer
Application Number: 86102668 Application Date: 1986.04.15
Publication Number: 1004085 Publication Date: 1986.10.15
Approval Pub. Date: 1989.11.29 Granted Pub. Date: 1989.11.29
International Classifi-cation: A23K1/00;A23K1/175;C09K3/00;G01N33/00;G01N33/02;G01N33/44;G01N37/00;G09F3/00
Applicant(s) Name: Micro Tracers, INC. Address:
Inventor(s) Name: Sylvan Eisenberg
Attorney & Agent: LUO HONG
Abstract:
    A tracer particle for determining the concentration of a microingredient in a bulk material is disclosed. The tracer particle comprises a finely divided ferromagnetic particulate material approximately 90% of which is approximately 325 mesh or smaller, a microingredient and a binder wherein the microingredient and ferromagnetic material are entrapped in the binder and wherein the tracer particle is approximately 35 to 80 mesh in size.
Time: 5