Matches 1 - 40 out of 40


Match Document Document Title
US20110277656 Explosive Powder Plug and Method of Using the Same  
An inexpensive bullet-shaped plug is shown for use in a blasting hole containing water in the bottom thereof, which plug permits dry powder to be used above the waterline rather than more...
US20090277354 Blasting air tube with sleeve, and method  
An inflatable air tube includes a sleeve member arranged concentrically about the upper end portion of the air tube to define a receptacle chamber for receiving a quantity of bulk explosive...
US20080236433 Rock Drill and Method of Breaking Rock  
A method of breaking rock which includes the steps of drilling a hole in the rock using a drill rod; leaving the drill rod in the hole; using water flow to direct a propellant charge into the hole...
US20150168117 Mobile Platform for the Delivery of Bulk Explosive  
The present invention is directed to a mobile platform for the delivery of bulk explosives to a blast hole. One embodiment of the platform provides the ability to obtain weight information...
US20140053750 WIRELESS DETONATORS WITH STATE SENSING, AND THEIR USE  
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...
US20070131129 SELF-SUPPORTING AIR TUBE FOR BLASTING AND METHOD OF BLASTING ROCK USING THE SAME  
A self-supporting air tube for blasting and method of blasting rock using the air tube. The air tube includes an air bladder, a pair of support wings and an inlet The air bladder has a diameter...
US20090145322 Blast hole liner  
A borehole liner comprising a continuous length of polymer tubing of alternating diameters forming undulations sized for creating undulations in the liner to optimize the annular air gap...
US20150168116 SYSTEMS FOR DELIVERING EXPLOSIVES AND METHODS RELATED THERETO  
Systems for delivering explosives with variable densities are disclosed herein. Methods of delivering explosives with variable densities and methods of varying the energy of explosives in a...
US20140216289 SYSTEMS FOR DELIVERING EXPLOSIVES AND METHODS RELATED THERETO  
Systems for delivering explosives with variable densities are disclosed herein. Methods of delivering explosives with variable densities and methods of varying the energy of explosives in a...
US20110315037 EXPLOSIVE CHARGING  
A method of charging explosives in a substantially vertical blast borehole, with a loading density reduced in relation to that corresponding to the complete fill up of the borehole diameter. The...
US20060137560 solid column explosive charge method for blasting rock  
A solid column explosive charge method for blasting rock includes a hollow gas-filled core component arranged collinearly in concentrically spaced relation within a vertical borehole, the core...
US20120024181 Loading of Explosives  
A system (10) for loading a flowable explosive into blast holes includes a mobile explosives supply unit (12) having at least one explosives feed line for feeding a flowable explosive from the...
US20060011084 EZ flow ANFO delivery system  
The technical disclosures of the E-Z Flow Anfo system will be as follows. This system will allow the delivery of blasting materials to a blast hole without dangerous pressure vessels. This system...
US20120145027 EXPLOSIVES CONTAINER AND METHOD  
An explosives container comprising a flexible inner bag within a flexible outer bag, the outer bag comprising a first end and a second end and a booster compartment located on an external surface...
US20050066836 Method for controlling explosions in open mines  
Blasting method of array of onion-shaped drill holes having a cylindrical upper portion and an onion-like lowermost portion, in which an array of cylindrical drill holes is drilled in a site that...
US20060027122 Cementing head  
A tool for dropping one or more balls and then one or more darts features a closable ball drop opening that works automatically after the ball release to minimize damage to the subsequently...
US20070062406 Mobile Platform for the Delivery of Bulk Explosive  
The present invention is directed to a mobile platform for the delivery of bulk explosives to a blast hole. One embodiment of the platform provides the ability to obtain weight information...
US20070289473 Implosive actuation of downhole tools  
An actuation and/or communication device for the downhole environment. The device includes a selectively implosion resistant canister; and an environment within the canister and releasable upon...
US20140013984 Borehole Plug Inflation Control  
An inflatable borehole plug comprising an inflatable fluid tight bag with a storage container containing an inflation fluid in a compressed state located within the fluid tight bag. The storage...
US20100270076 METHOD AND EQUIPMENT FOR SMALL-CHARGE BLASTING  
A method for small-charge blasting, and a rock drilling unit used therein. By means of a rock drilling machine of the rock drilling unit, a drill hole is first drilled into material to be...
US20100107917 Explosive Cartridge And A Method Of Arranging An Explosive Cartridge In A Blast Hole  
An explosive cartridge for generating an explosion in a blast hole, the explosive cartridge comprising a flexible casing for containing an explosive and a mechanism for expanding the casing in a...
US20090114382 SHAPED CHARGE FOR ACIDIZING OPERATIONS  
A shaped charge includes: a charge case; an explosive disposed inside the charge case; and a liner for retaining the explosive in the charge case, wherein the liner is fabricated from a material...
US20080245255 MODULAR TIME DELAY FOR ACTUATING WELLBORE DEVICES AND METHODS FOR USING SAME  
An apparatus for controlling a wellbore energy train may include a firing head, a detonator cord associated with the firing head, and a plurality of serially aligned modules. Each module may...
US20090293753 Conveyance Device  
The invention provides a conveyance device, suitable for traveling along a surface and conveying an explosive charge, the conveyance device including a propulsion member having two opposite ends,...
US20150033969 MODIFIED BLASTING AGENT  
The present invention relates generally to an explosive composition comprising an aqueous emulsion of: an oxidizer component, a hydrocarbon fuel component containing emulsifier, and a bulking...
US20150226533 METHODS OF INCREASING THE VOLUME OF A PERFORATION TUNNEL USING A SHAPED CHARGE  
A method of increasing the volume of a perforation tunnel in a subterranean formation comprises: positioning a shaped charge in a well, wherein the shaped charge comprises a main explosive load,...
US20100275801 METHOD AND APPARATUS FOR SMALL-CHARGE BLASTING  
A method of small-charge blasting, a rock drilling unit and a front guide to be used therein. By means of a rock drill machine provided in the rock drilling unit, a hole is first drilled into a...
US20070272110 Method of Blasting Multiple Layers or Levels of Rock  
A method of blasting plural layers of material (38, 40, 42, 44) in a blastfield (16) that reduces the amount of mechanical excavation required to expose a lower layer of material. The method...
US20110297030 Method and Apparatus for Charging an Upwardly Oriented Hole With a Pumpable Material  
One aspect of the invention concerns a method of charging an upwardly oriented hole with a pumpable material, typically a pumpable explosive material such as an ANE. In the method of the invention...
US20120298004 Mining vehicle and method for its energy supply  
The invention relates to a mining vehicle and method for its energy supply. The mining vehicle has a carriage, driving equipment for moving the carriage, and at least one mining work device....
US20130247789 HOT HOLE CHARGE SYSTEM  
An apparatus, method and insulation medium for inserting and insulating a charge medium within a borehole includes a charge tube comprised of an elongate tube having a length and diameter...
US20170038188 COMPOSITION AND METHOD FOR BLAST HOLE LOADING  
A method of loading a blast hole, the method comprising the step of applying a composition to a blast hole wherein the composition provides a barrier layer between an explosive loaded in the blast...
US20170030694 Method and arrangement for providing explosive charging into a bore hole  
“An arrangement for providing explosive charging and a plug into a bore hole, wherein a hose comprising at least one first conduit is introduced into said bore hole. Also explosive material is...
US20160356590 Mobile Platform for the Delivery of Bulk Explosive  
The present invention is directed to a mobile platform for the delivery of bulk explosives to a blast hole. One embodiment of the platform provides the ability to obtain weight information...
US20160146588 METHOD OF UNDERGROUND ROCK BLASTING  
A method of blasting rock at an underground blast site in which boreholes (11a, b, c) are drilled in a rock mass 10 from a drive defining face 12, each borehole is loaded with at least one charge...
US20160146587 EXPLOSIVE COMPOSITION MANUFACTURING AND DELIVERY PLATFORM, AND BLASTING METHOD  
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...
US20160145165 A Method of Producing an Explosive Emulsion Composition  
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...
US20160138899 BLASTING SYSTEMS AND METHODS  
In one preferred form of the present invention there is provided a method of stemming a blast hole with a super absorbent polymer. The method includes providing a super absorbent polymer substance...
US20160091291 SYSTEMS FOR DELIVERING EXPLOSIVES AND METHODS RELATED THERETO  
Systems for delivering explosives with variable densities are disclosed herein. Methods of delivering explosives with variable densities and methods of varying the energy of explosives in a...
US20160033249 HOT HOLE CHARGE SYSTEM AND RELATED METHODS  
An apparatus, method and insulation medium for inserting and insulating a charge medium within a borehole includes a charge tube comprised of an elongate tube having a length and diameter...

Matches 1 - 40 out of 40