Patents Assigned to ORICA INTERNATIONAL PTE LTD
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Patent number: 11585643Abstract: In an embodiment, a photoinitiation apparatus includes: a set of illumination sources or elements configured for outputting optical energy; a body structure having a proximal body structure portion confining a proximal volume of explosive medium, an intermediate body structure portion confining an intermediate volume of explosive medium, and a distal body structure portion confining a distal volume of explosive medium, wherein the proximal volume of explosive medium is optically coupled to portions of the first volume of explosive medium, at least one of the proximal volume of explosive medium and the distal volume of explosive medium is a tertiary explosive medium, and (a) the body structure does not carry a primary explosive composition and does not carry a secondary explosive composition, and/or (b) each of the proximal, intermediate, and distal volumes of explosive media has an initiation sensitivity that is less than cyclotrimethylenetrinitramine (RDX) based explosive compositions.Type: GrantFiled: March 8, 2019Date of Patent: February 21, 2023Assignee: ORICA INTERNATIONAL PTE LTDInventors: David Olaf Johnson, Rodney Wayne Appleby, Richard John Goodridge, Ming Chung Lee, Francisco Sanchez, Matthew Tolliver Rawls
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Patent number: 11555681Abstract: A method of mining in a rock formation, includes drilling blastholes extending into the rock formation. Each of the blastholes has a depth between a first end and a second end. For each blasthole the second end thereof is deeper into the rock formation than the first end thereof. The method further includes loading the blastholes with alternating layers of explosives charges and stemming material to establish a succession of blasting decks or sections extending across and within the rock formation. The rock formation includes at least a first blasting deck or section and a second blasting deck or section.Type: GrantFiled: April 17, 2019Date of Patent: January 17, 2023Assignee: ORICA INTERNATIONAL PTE LTDInventors: Nigel Brett Pereira, Les Willan, Murali Nagarajan, Carlos Vicente Arana Quijano, Stephen Jeric
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Patent number: 11248895Abstract: A wireless initiation device comprises a power source, a processing module, a first housing and an initiation unit. The processing module processes wireless electromagnetic communications signals received by an electromagnetic receiver system associated with the processing module. The wireless electromagnetic communications signals includes a wireless electromagnetic communications signal representative of a FIRE command. The processing module is configured to generate an initiation signal upon receipt of the FIRE command. At least one of the power source and the processing module is disposed in the first housing, and the first housing has a first connector. The initiation unit has a second housing within which is disposed an initiation module that is configured to discharge initiation energy sufficient to initiate an explosive charge associated with the device.Type: GrantFiled: September 16, 2015Date of Patent: February 15, 2022Assignee: Orica International Pte LtdInventors: Byron Wicks, Dirk Hummel, Thomas Boos
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Publication number: 20200049476Abstract: An initiation device for initiation of an explosives charge, which comprises: a transceiver for receipt of wireless command signals; a control circuit for processing of wireless command signals received by the transceiver; and a light source that is suitable for initiation of the explosives charge and that is activated by the control circuit.Type: ApplicationFiled: October 17, 2019Publication date: February 13, 2020Applicant: ORICA INTERNATIONAL PTE LTD.Inventors: Richard John GOODRIDGE, Rodney Wayne APPLEBY, David Olaf JOHNSON, Thomas M MILLER
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Patent number: 10557575Abstract: This invention provides a hose for conveying an emulsion explosive together with an annular stream of aqueous solution around the emulsion explosive as a lubricant, wherein the hose comprises an internal surface that reduces disruption of the annular stream during conveying of the emulsion explosive. Also provided is a method of producing this type of hose and practical applications of the hose in commercial mining and blasting operations.Type: GrantFiled: November 13, 2015Date of Patent: February 11, 2020Assignee: ORICA INTERNATIONAL PTE LTD.Inventors: Darren Morton, Su Nee Tan
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Patent number: 10502855Abstract: A marker for remote localisation in a medium, the marker including a magnetic field sensor configured to measure three different magnetic fields at three different respective times in three dimensions at a marker location in the medium, wherein the marker is configured to generate measurement data representing the measured magnetic fields for determining the marker location.Type: GrantFiled: March 23, 2015Date of Patent: December 10, 2019Assignees: Orica International Pte Ltd, Commonwealth Scientific & Industrial OrgInventors: Rodney Appleby, Alexander Theofile Spathis, Kyle Blay, Keith Leslie, Marcel Bick, Byron Wicks
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Patent number: 10466018Abstract: A shell for use in blasting, the shell comprising an elongated body, the elongated body having a distal end arranged for housing an explosive material, a proximal end arranged to permit introduction of at least one detonator into an interior of the shell, and a cavity for holding the at least one detonator in a location in which operation of the detonator results in explosion of the explosive material, wherein a slot is provided in a sidewall of the shell to allow an activation lead connected to the detonator to pass through the slot to an exterior of the shell, and wherein the slot includes at least one retaining protrusion to retain the activation lead against withdrawal of the activation lead from the slot.Type: GrantFiled: July 1, 2015Date of Patent: November 5, 2019Assignee: Orica International PTE LTDInventors: Thomas Boos, Yu Wen
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Patent number: 10295323Abstract: An initiator apparatus (IA) for blasting, the IA including: a magnetic receiver configured to receive a through the earth (TTE) magnetic communication signal representing a command from a base station; a blasting controller, in electrical communication with the magnetic receiver, configured to generate response data in response to the command; and an electromagnetic (EM) transmitter system (ETS), in electrical communication with the blasting controller, configured to transmit the response data for the base station using a TTE electromagnetic (EM) signal.Type: GrantFiled: March 23, 2015Date of Patent: May 21, 2019Assignee: Orica International Pte Ltd.Inventors: Steven Kotsonis, Byron Wicks
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Patent number: 10267611Abstract: Wireless detonator systems present opportunities for controlled blasting of rock without the encumbrances of physical wired connections at the blast site. Disclosed herein are wireless detonator assemblies, which sense the state of environmental condition(s) of their immediate vicinity, and which are active to receive and/or process a command signal to FIRE only if the environmental condition(s) are deemed suitable or appropriate according to predetermined parameters. Also disclosed are improved methods of blasting involving such wireless detonator assemblies, as well as corresponding wireless electronic primers.Type: GrantFiled: April 27, 2012Date of Patent: April 23, 2019Assignee: ORICA INTERNATIONAL PTE LTD.Inventors: Charles Michael Lownds, Walter Hardy Piel
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Patent number: 10144678Abstract: A method of generating electricity which comprises forming a galvanic cell comprising two electrodes in contact with an ionic conductor, wherein the ionic conductor comprises an explosive composition or is derived from an explosive composition.Type: GrantFiled: February 19, 2014Date of Patent: December 4, 2018Assignee: ORICA INTERNATIONAL PTE LTDInventors: Richard John Goodridge, Steven Kotsonis, Michael Horne
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Patent number: 10123157Abstract: A process for locating underground markers, including: transmitting signals through the ground between markers in the ground; and determining locations of the markers based on the transmitted signals.Type: GrantFiled: October 10, 2013Date of Patent: November 6, 2018Assignee: ORICA INTERNATIONAL PTE LTDInventors: Rodney Appleby, David Thiel, Michael Maggs, Alex Spathis
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Patent number: 10113843Abstract: An initiator apparatus (IA) for blasting, the apparatus including: a magnetic receiver for receiving a magnetic communication signal through the ground by detection of a magnetic field; a controller, in electrical communication with the magnetic receiver, for processing the magnetic communication signal to determine a command for blasting; and a light source in electrical communication with the controller for generating a light beam to initiate a light-sensitive explosive (LSE) in accordance with the command.Type: GrantFiled: March 23, 2015Date of Patent: October 30, 2018Assignee: Orica International Pte LtdInventors: Rodney Appleby, David Johnson, Richard Goodridge, Byron Wicks
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Patent number: 10093591Abstract: A method of characterizing the structure of a void sensitized liquid energetic material, which method comprises defining the material in terms distribution function, the distribution function representing the fraction of liquid energetic material that occurs at a given point within the void sensitized liquid energetic material.Type: GrantFiled: December 13, 2012Date of Patent: October 9, 2018Assignee: Orica International Pte LtdInventors: John Cooper, Ian John Kirby, Vladimir Sujansky, Sek K Chan
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Patent number: 10081579Abstract: An explosive composition comprising a liquid energetic material and sensitizing voids, wherein the sensitizing voids are present in the liquid energetic material with a non-random distribution, wherein the liquid energetic material comprises (a) regions in which the sensitizing voids are sufficiently concentrated to render those regions detonable and (b) regions in which the sensitizing voids are not so concentrated and wherein the explosive composition does not contain ammonium nitrate prill.Type: GrantFiled: December 13, 2012Date of Patent: September 25, 2018Assignee: ORICA INTERNATIONAL PTE LTDInventors: John Cooper, Ian John Kirby, Richard Goodridge, Vladimir Sujansky, Simon James Ferguson
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Patent number: 9989344Abstract: A method of producing an explosive composition comprising a liquid energetic material and sensitizing voids, the sensitizing voids being present in the liquid energetic material with a non-random distribution, which method comprises: providing a flow of liquid energetic material; and delivering sensitizing voids into the flow of liquid energetic material in a series of pulses to provide regions in the liquid energetic material in which sensitizing voids are sufficiently concentrated to render those regions detonable and regions in the liquid energetic material in which the sensitizing voids are not so concentrated.Type: GrantFiled: June 20, 2014Date of Patent: June 5, 2018Assignee: ORICA INTERNATIONAL PTE LTDInventors: Johann Zank, Mark Stuart Rayson, Vladimir Sujansky, James Walter, Ian John Kirby, John Cooper
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Patent number: 9927340Abstract: A process for vibration analysis, including the steps of: receiving synchronized motion measurements of particle motion in two or three orthogonal dimensions over a selected period of time at a plurality of different measurement locations; and determining one or more strain waveforms in the orthogonal dimensions in regions spanning the plurality of measurement locations using the motion measurements.Type: GrantFiled: November 9, 2012Date of Patent: March 27, 2018Assignee: Orica International Pte LtdInventors: Kim Nigel Henley, Donald Scott Scovira, Alexander Theofile Spathis, Ruilin Yang
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Patent number: 9879965Abstract: A mobile manufacturing and delivery platform that is adapted to provide in a blasthole an explosive composition comprising a liquid energetic material and sensitizing voids, the sensitizing voids being present in the liquid energetic material with a non-random distribution. The platform comprises a storage tank for the liquid energetic material; at least two delivery lines for conveying respective streams of the liquid energetic material from the storage tank; a void delivery system for producing sensitizing voids in at least one of the streams of liquid energetic material; a mixer for mixing the streams of liquid energetic material to produce the explosive composition; and a blasthole loading hose. The mixer may be provided at the end of the loading hose. A blasting method employs the platform to manufacture and deliver the explosive composition into a blasthole, which composition is subsequently detonated.Type: GrantFiled: June 20, 2014Date of Patent: January 30, 2018Assignee: Orica International Pte LtdInventors: Johann Zank, Mark Stuart Rayson, Vladimir Sujansky, James Walter, Ian John Kirby, John Cooper
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Patent number: 9814918Abstract: A method of deactivating an explosive composition being used in a blasting operation, which method comprises exposing the explosive composition to a micro-organism that is indigenous to the environment in which the explosive composition is being used and that is capable of producing an enzyme that degrades the explosive composition, wherein the explosive composition has associated with it a chemical inducing agent that promotes production of the enzyme by the micro-organism.Type: GrantFiled: January 29, 2013Date of Patent: November 14, 2017Assignee: ORICA INTERNATIONAL PTE LTDInventors: Clint Brearley, Steven Kotsonis, Kaiyan Liu, Thomas Smylie, Richard Goodridge
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Patent number: D773597Type: GrantFiled: April 16, 2015Date of Patent: December 6, 2016Assignee: Orica International Pte LtdInventors: Shaun Crossman, Thomas Boos, Yu Wen
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Patent number: D797055Type: GrantFiled: April 27, 2015Date of Patent: September 12, 2017Assignee: Orica International Pte LtdInventors: Daniel Mallette, Pier-Paul Sauve