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U.S. Department of Energy
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Ammonium nitrate emulsion blasting agent and method of preparing same

Patent ·
OSTI ID:5285843
A new emulsion type blasting agent has an aqueous solution component forming a discontinuous emulsion phase, a carbonaceous fuel component forming continuous emulsion phase, and a gas occlusion temperature between about 70/sup 0/F and about 190/sup 0/F. An occluded gas component dispersed within the emulsion forms a discontinuous emulsion phase. These components are combined by a method which forms, with a water-in-oil type emulsifying agent, an emulsion system having at least about 4% by vol of occluded gas at 70/sup 0/F and atmospheric pressure, and a density below about 1.45 g per cc at about 70/sup 0/F and an emulsion pH within the range of about 2 to about 8. (30 claims)
Assignee:
Atlas Chemical Inds. Inc.
Patent Number(s):
US 3447978
OSTI ID:
5285843
Country of Publication:
United States
Language:
English