US 2011/0297874 A1 · COMPOSITION FOR DECREASING HARDNESS OF WATER

Abstract

The present invention relates to a composition for decreasing the hardness of water, which includes water soluble silica. The composition for decreasing the hardness of water of the present invention can decrease the hardness of hard water to a level capable of drinking on a simple and small scale level in an area without a large scale water-purifying facility.

Claims1

Dependent claims

A composition for decreasing the hardness of water characterized in that said composition is formed of 44˜54 wt % of soluble silica powder, 2.0˜3.0 wt % of sodium carbonate and 44˜54 wt of illite.

Dependencies are inferred from the claim text.

Facts

Application

13/201,455Filed 3 Feb 2010

Priority

KR 10-2009-001319018 Feb 2009

Published

8 Dec 2011

Term ends

Not estimatedThe source records don’t support an estimate.

Classification5 codes

C02F 5/083
Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding…: mineral…
C02F 1/28
Treatment of water, waste water, or sewage: by sorption
C02F 1/66
Treatment of water, waste water, or sewage: by neutralisation; pH adjustment
C02F 1/68
Treatment of water, waste water, or sewage: by addition of specified substances, e.g. trace elements, for ameliorating potable water

Composition for decreasing hardness of water

Life of this patent

Abstract

Claims1

Composition for decreasing hardness of water

Life of this patent

Abstract

Claims1