Methods of controlling scale formation in the presence of metal ions in aqueous systems

United States of America Patent

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Nov 21, 1995
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Oct 20, 1994
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Apr 23, 1993

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Abstract

A method of inhibiting scale formation in acidic aqueous systems where metal ions such as Al.sup.+3 and Fe.sup.+3 are present by employing a polyepoxysuccinic acid in combination with a metal ion binding material.

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Patent Owner	Address
HERCULES INCORPORATED	1313 NORTH MARKET STREET HERCULES PLAZA WILMINGTON DELAWARE 19894 UNITED STATES OF AMERICA

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C02F:TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE....

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Inventor Name	Address	# of filed Patents	Total Citations
Fisher, deceased Alexander D	late of Jacksonville, FL	1	5
Zidovec, Davor F	Jacksonville, FL	6	61

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Methods of controlling scale formation in the presence of metal ions in aqueous systems

Number of patents in Portfolio can not be more than 2000

United States of America Patent

08326452

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PATENT NO	5468393
SERIAL NO	08326452
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08326452

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