Cleaning method

Details Cleaning method Cleaning method

2008-05-27

2008-05-27

Stinson, Frankie L. (Department: 1746)

Bleaching and dyeing; fluid treatment and chemical modification

Cleaning or laundering

C008S147000, C068S01700R

Reexamination Certificate

active

10363346

ABSTRACT:
A method of cleaning household articles entails contacting cleaning water with a container containing a substantially water-insoluble modifying agent able to bind calcium ions. The container is permeable to water and to calcium ions but retains the modifying agent. The container may be a bag, for example of textile or paper.

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