Water treatment method

Patent · Tue Apr 30 00:00:00 EDT 1991

OSTI ID:867793

Martin, Frank S ^[1]; Silver, Gary L ^[2]

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1. Farmersville, OH
2. Centerville, OH

A method for reducing the concentration of any undesirable metals dissolved in contaminated water, such as waste water. The method involves uniformly reacting the contaminated water with an excess amount of solid particulate calcium sulfite to insolubilize the undesirable metal ions, followed by removal thereof and of the unreacted calcium sulfite.

• Research Organization: MONSANTO RESEARCH CORP
• DOE Contract Number: AC04-76DP00053
• Assignee: United States of America as represented by United States (Washington, DC)
• Patent Number(s): US 5011610
• Application Number: 07/473,794
• OSTI ID: 867793
• Country of Publication: United States
• Language: English

Related Subjects

water
treatment
method
reducing
concentration
undesirable
metals
dissolved
contaminated
waste
involves
uniformly
reacting
excess
amount
solid
particulate
calcium
sulfite
insolubilize
metal
followed
removal
unreacted
treatment method
water treatment
contaminated water
solid particulate
waste water
method involves
metals dissolved
particulate calcium
method involve
excess amount
undesirable metal
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