Boric acid free flux

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United States of America Patent

PATENT NO 10668576
APP PUB NO 20170304962A1
SERIAL NO

15646026

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Abstract

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The invention described herein pertains generally to boric acid free flux composition in which boric acid and/or borax is substituted with a molar equivalent amount of potassium tetraborate tetrahydrate. In some embodiments, a phthalocyanine pigment is used to effect a color change at activation temperature.

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Patent Owner(s)

  • LINCOLN GLOBAL, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Howard, Robert A Goshen, US 43 1743

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