Emulsion blasting agent with amine-based emulsifier
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United States of America Patent
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Apr 9, 1985
Grant Date -
N/A
app pub date -
Dec 27, 1983
filing date -
Dec 27, 1983
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An explosive oil-in-water emulsion and a method of manufacture is disclosed. The process comprises combining a liquid carbonaceous fuel and an aqueous solution of at least one inorganic oxidizing salt, with agitation, in the presence of ingredients A and B, ingredient A being selected from the group consisting of oleic acid, linoleic acid and mixtures thereof, and ingredient B being selected from the group consisting of C.sub.1 -C.sub.6 alkylamines, C.sub.1 -C.sub.6 alkyldiamines, hydrazine, C.sub.2 -C.sub.6 alkanolamines, urea and mixtures thereof, incorporating dispersed gas bubbles into the resulting water-in-oil emulsion, one of said ingredients A and B being added before or during agitation and the remaining ingredient of ingredients A or B being added during agitation.
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