Method of blasting concrete
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United States of America Patent
Stats
-
Sep 29, 1981
Grant Date -
N/A
app pub date -
Apr 20, 1979
filing date -
Apr 28, 1978
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A slurry shaped freshly mixed fluid compound such as paste or mortar and coarse or fine aggregate are conveyed under pressure through discrete conduits and then mixed together substantially immediately before blasting. The mixture is blasted through a nozzle against a body to be covered with concrete.
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