Explosive additive
AssigneeProactive Ground Solutions Pty Ltd
InventorDrew Anthony MARTIN
Life of this patent
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Abstract
An explosive additive for use in bulk or packaged explosives includes a biopolymer, wherein the biopolymer is a bioplastic or a bio-based plastic. The biopolymer may include either or both of polyactide and polybutylene adipate terephthalate. The explosive additive may be in bead form and include a number of foamed beads.
Claims20
An explosive comprising an explosive additive, wherein the explosive additive comprises a biopolymer, wherein the biopolymer is a bioplastic or a bio-based plastic.
(canceled)
The explosive comprising an explosive additive, wherein the explosive additive comprises an expanded foam polylactide.
A method of creating a bulk explosive, the method comprising adding an explosive additive to an explosive base, wherein the explosive additive comprises an expanded foam biopolymer, wherein the biopolymer is a bioplastic or a bio-based plastic.
(canceled)
A blast hole at least partially filled with bulk explosive, wherein the bulk explosive comprises an explosive additive, wherein the explosive additive comprises a biopolymer, wherein the biopolymer is a bioplastic or a bio-based plastic, and wherein a density of explosive additive is different at different depths of the hole.
(canceled)
A method of at least partially filling a blast hole with bulk explosive, the method comprising the following steps:
- a. directing a stream of blended blasting agent mixture and fuel into a blast hole,
- b. adding a selected quantity of explosive additive to the stream before the stream enters the blast hole, wherein the explosive additive comprises a biopolymer, and wherein the biopolymer is a bioplastic or a bio-based plastic.
Dependencies are inferred from the claim text.