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US 5,819,186 AGranted
Cellular grout radiation barrier
OwnerPatrick J. Stephensinventor
Life of this patent
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Abstract
A method for forming a radiation-absorbing barrier around a radioactive component by flowing a radiation-absorbing cement grout into a container which encloses the component. The radiation-absorbing cement grout comprises a cement slurry, a finished foam material, a bentonite gel, and a radiation-absorbing metal constituent.
Claims6
A method for forming a radiation barrier around a radioactive component, comprising the steps of:
- providing a container which encloses said radioactive component;
- forming a cellular cement grout, said grouting comprising in mixture:
- a cement slurry;
- a finished foam material;
- a bentonite gel material;
- and
- a radiation-absorbing metal constituent;
- and
- pumping said cellular cement grout into said container so that said cellular cement grout forms a radiation-absorbing barrier around said radioactive component which is enclosed therein.
6 more elements
Dependencies are inferred from the claim text.