Process for the production of an explosive
CA 1282598 C · Owner: Lubbe, Carl Halliday · Inventors: Halliday, Pieter Stephanus Jacobus; Lubbe, Carl Halliday; Swartz, Lynette
Overview
Its claims, description and drawings are in the Canadian Patents Database.
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Abstract From the Canadian patent
A process is provided for producing emulsion explosives in cartridge from. A particulate density-reducing agent for, example, glass microspheres, is introduced into an emulsion explosive which has been heated to form a liquid the, density-reducing agent is dispersed in the emulsion which is then introduced into cartridges. The cartridges are cooled to solidify the emulsion and to stabilize the densityreducing agent therein.
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents.
Why it's free to use
- Granted April 9, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 9, 2008.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.