Method and apparatus for the application of mortar or concrete by spraying
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United States of America Patent
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Jul 18, 1995
Grant Date -
N/A
app pub date -
Jan 25, 1994
filing date -
Aug 26, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method and device for the application of mortar or concrete by spraying, wherein a quick-acting binding agent mixed with an admixture is transferred to a spraying-nozzle by a pneumatic conveyor where water is added, wherein the binding agent is added mixed with the admixture during the pneumatic transfer.
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