| Patents for F42D 3 - Particular applications of blasting techniques (1,720) |
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| 02/06/1997 | WO1997003796A1 Discharge destroying method, discharge destroying device and method of manufacturing the same |
| 01/15/1997 | EP0753096A1 Controlled fragmentation of hard rock by pressurization of the bottom of a drill hole |
| 01/01/1997 | CN2244178Y Blasting device for rock cutting |
| 01/01/1997 | CN1139200A Expanding blast method of iron lump |
| 12/12/1996 | WO1996039567A1 Method and apparatus for blasting hard rock |
| 11/12/1996 | US5573307 Method and apparatus for blasting hard rock |
| 11/06/1996 | EP0740737A1 Method and apparatus for plasma blasting |
| 08/14/1996 | DE19518472C1 Method for removal of steel tractive components of press anchor |
| 08/06/1996 | US5542784 Method and means for driving pipes into the ground and cartridge used therefor and for subsequent pipe blasting |
| 08/01/1996 | DE19502185A1 Breaking up large, high strength radioactive bodies |
| 07/10/1996 | CN2230911Y Three hole column high explosive tool |
| 07/10/1996 | CN2230910Y High explosive package for expelling underwater sludge |
| 05/14/1996 | CA2043926C Adhesive secondary blasting cone |
| 04/10/1996 | CN1120114A Method for excavating a working face |
| 04/10/1996 | CN1120113A Breaking up of rock and the like |
| 03/13/1996 | CN2222340Y Safety high-energy rock blasting device |
| 01/17/1996 | EP0692611A2 Method for excavating a working face |
| 01/10/1996 | EP0691264A1 Improved method for the destruction of an underwater object, especially of an underwater sea mine |
| 01/03/1996 | EP0690285A1 Method and device for starting snow slides by means of explosives |
| 12/12/1995 | US5474364 Shotgun cartridge rock breaker |
| 12/07/1995 | DE4438157C1 Explosive cutting apparatus |
| 11/23/1995 | WO1995031691A1 Energy discharge device with pressure and/or thermal effect |
| 11/15/1995 | EP0682225A2 Excavation system using explosives for creating foxholes |
| 10/26/1995 | WO1995028551A1 Controlled fragmentation of hard rock by pressurization of the bottom of a drill hole |
| 09/13/1995 | CN1108155A Method for prepn. of micro- or supermicro- powder |
| 09/13/1995 | CN1029756C Method for cutting marble and granite, device to concentrate energy in hole |
| 07/27/1995 | WO1995020097A1 Method and apparatus for plasma blasting |
| 06/20/1995 | US5425570 Method and apparatus for plasma blasting |
| 05/24/1995 | DE4340577C1 Plating explosive for cold press welding free from highly brisant explosive |
| 05/04/1995 | DE4337028A1 Explosive method for cutting through flat or profiled steels by means of explosive bodies |
| 02/19/1995 | CA2130391A1 Blast expansion tube and its method of use in mining ore |
| 11/09/1994 | EP0472604B1 Method and device for cutting off tree trunks |
| 09/20/1994 | US5347930 Method and installation for the destruction of laboratory waste |
| 09/07/1994 | CN1025824C Cleaning apparatus and process |
| 08/10/1994 | CN2173943Y Stone crushing bomb |
| 08/09/1994 | CA1331314C Process and device for triggering an avalanche |
| 07/13/1994 | CN2171843Y Demolition cleavage crack apparatus |
| 06/01/1994 | CN2167351Y Blasting cartridge for stone |
| 05/03/1994 | US5308149 Non-explosive drill hole pressurization method and apparatus for controlled fragmentation of hard compact rock and concrete |
| 05/03/1994 | US5307743 Apparatus for deslagging a cyclone furnace |
| 04/21/1994 | DE4235018A1 Scaring water life by controlled detonations - e.g. to prevent fish entry into water intake of industrial plant |
| 04/13/1994 | CN1085314A Method and apparatus for quick crashing steel (iron) slag block |
| 04/06/1994 | EP0590527A1 Method for driving a tunnel and tunnel driving machines equipped for carrying out the method |
| 04/03/1994 | CA2107536A1 Process for the driving of a tunnel and tunnel borers therefore |
| 03/23/1994 | EP0587675A1 Method and means for driving pipes into the ground and cartridge used therefor and for subsequent pipe blasting. |
| 03/23/1994 | CN1084267A Method for taking out broken drill bit in oil holl of nodular cast iron crankshaft |
| 12/07/1993 | CA1324913C Booster shaped for high-efficiency detonating |
| 10/27/1993 | CN1077776A Non-electric detonating system for coal mine |
| 09/22/1993 | EP0561499A1 Explosive arrangements |
| 09/19/1993 | CA2090158A1 Explosive arrangements |
| 09/15/1993 | CN1076272A Controlled blasting and quarrying method for facing stone |
| 09/09/1993 | DE4302252C1 System for artificially triggering snow avalanches from helicopter - involves lowering explosive means from helicopter by special electrical cable with load reception housing, distance holder and detonator. |
| 08/10/1993 | US5233926 Adhesive secondary blasting cone |
| 06/22/1993 | CA1319353C Explosive cutting means |
| 06/02/1993 | CN1072772A Blasting method for rhombo-hedron |
| 05/05/1993 | CN1071750A Incline deep hole explosion tech. |
| 03/31/1993 | CN1070470A Space charging and blasting technique of inclined deep hole bottom |
| 03/23/1993 | US5196648 Method for deslagging a cyclone furnace |
| 01/05/1993 | US5177321 Apparatus for severing tubular members |
| 12/29/1992 | US5174350 Method and device for cutting off tree trunks |
| 12/23/1992 | WO1992022727A1 Method and means for driving pipes into the ground and cartridge used therefor and for subsequent pipe blasting |
| 12/23/1992 | CA2111005A1 Method and means for driving pipes into the ground and cartridge used therefor and for subsequent pipe blasting |
| 12/02/1992 | EP0516369A1 Method and apparatus for deslagging a cyclone furnace |
| 09/29/1992 | CA1308009C Explosive expansion of metal tubes |
| 09/22/1992 | CA1307699C Detonator system |
| 09/02/1992 | EP0501863A1 Method and plant for destroying laboratory waste |
| 08/26/1992 | CN1063919A Low-temp and negative-temp quick-acting crushing agent |
| 08/26/1992 | CA2061546A1 Method and laboratory waste destruction system |
| 08/11/1992 | CA1306243C Cartridge to expel fluids under pressure |
| 07/22/1992 | CN1062952A Method for increasing heat of coal |
| 06/11/1992 | DE4037921A1 Removal of rocky obstacles to mining and building - using electrically detonated explosives in temporary plastics mouldings fixed to charge carrier for directionally effective blasting |
| 05/31/1992 | CA2031230A1 Rock bolt cutter |
| 05/26/1992 | CA1301541C Wall-breaching apparatus |
| 04/28/1992 | US5107765 Process and device for triggering an avalanche |
| 04/15/1992 | CN1060353A Explosive zoning for rock mass and zoning method |
| 03/24/1992 | US5098163 Controlled fracture method and apparatus for breaking hard compact rock and concrete materials |
| 02/20/1992 | WO1992002709A1 Controlled fracture method and apparatus for breaking hard compact rock and concrete materials |
| 01/22/1992 | CN1015311B Tool for grooving in hole |
| 12/18/1991 | CN1015122B Blowing of marble and granite by cushioned and pressure stabilized effect |
| 11/27/1991 | EP0261119B1 Explosive cutting means |
| 10/02/1991 | CN1055036A Breakthrough protection technique, technology and facility for controlled off-load blasting in deep hole |
| 07/17/1991 | EP0436548A1 System for bracing an explosive charge in a borehole |
| 07/16/1991 | US5031540 Apparatus for severing tubular members |
| 06/26/1991 | EP0433940A1 Emergency exit device for an armoured vehicle |
| 06/12/1991 | CN1052186A Directional cutting explosion technology |
| 05/29/1991 | CN1051688A Cleaning apparatus and process |
| 05/22/1991 | CN2077334U Antiknock structure for dismounting waste iron and steel |
| 05/08/1991 | DE4001320A1 Micro-biological cleaning of soil contaminated with harmful substances - using explosive cartridge contg. cpds. promoting microorganisms breaking down harmful substances |
| 02/21/1991 | WO1991002212A1 System for bracing an explosive charge in a borehole |
| 02/13/1991 | EP0412384A2 Boreholeprobe for impulse seismic measurements |
| 11/19/1990 | WO1990013998A1 Method and device for cutting off tree trunks |
| 10/24/1990 | CN1046385A Directional blasting, techniques for opening building with big ratio of height to width |
| 07/04/1990 | EP0376838A1 Apparatus for cutting solid structures from a distance by the directed projection of splinters |
| 06/06/1990 | EP0371161A1 Apparatus for severing tubular members |
| 03/28/1990 | CN1007317B Blast wave generating apparatus |
| 03/20/1990 | US4909686 Pyrotechnical dowel |
| 03/20/1990 | US4909152 Cartridge for the expulsion of liquids under pressure |
| 02/28/1990 | CN1040074A Method for crushing kinds of rock utilizing explode |
| 01/17/1990 | CN1006444B Intermittent explosion device |
| 01/10/1990 | CN1038614A Tool for grooving in hole |