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Inventor: Lownds; Charles M.
Address: Johannesburg, ZA
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 5151138 |
Blasting composition and method |
September 29, 1992 |
| A blasting composition for use in boreholes of diameter not less than 80 mm. The composition contains more than about 25% of solid oxidiser particles such as limestone ammonium nitrate. These particles are in the form of dense prills, granules or crystals and about 80% of them have a |
| 4183775 |
Explosive containing polyvinyl chloride and aluminum as sensitizer |
January 15, 1980 |
| A slurry explosive composition comprising of inorganic salt, fuel, and a liquid solvent, disperser or carrier for the salt, the composition also containing, as sensitizer a synergistic mixture of polyvinyl chloride and flake aluminium. |
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