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    • 62. 发明授权
    • Method for seismic exploration of a remote site
    • 远程站点地震勘探方法
    • US06701818B1
    • 2004-03-09
    • US09958466
    • 2002-02-26
    • James Michael O'Dwyer
    • James Michael O'Dwyer
    • F41F108
    • A62C3/025A62C35/10F42B5/035G01V1/104G01V1/393
    • Barrel assemblies (1) each include a plurality of projectiles (11) arranged in-line within barrel (12) and associated with discrete selectively ignitable propellant charges (13) for propelling projectiles (11) through the muzzle of barrel (12). Projectiles (11) are arranged with one another and barrel (12) so as to prevent rearward travel of an ignited propellant charge to the trailing propellant charge. The matter or objects contained within holding body (17) may include explosive charges for scismic exploration, fire retardants, fire extinguishing means, pyrotechnics, herbicide, insecticide, fertilizer or seeds. Methods of delivering loaded projectiles (11) for civilian purposes are claimed.
    • 桶组件(1)各自包括多个在筒体(12)内成一列排列的抛射物(11),并与分离的可选择性点燃的推进剂装料(13)相关联,用于通过枪管(12)的枪口推进射弹(11)。 喷射器(11)彼此配置并配有桶(12),以防止点燃的推进剂装料向后推进剂装料向后行进。 包含在保持体(17)内的物体或物体可能包括用于地震勘探,阻燃剂,灭火装置,烟火,除草剂,杀虫剂,肥料或种子的炸药。 要求提供用于民用的装载弹药(11)的方法。
    • 64. 发明授权
    • Linear explosive charge with constant detonation velocity and
synchronous booster charges
    • 线性爆炸炸药,具有恒定的爆震速度和同步加速器充电
    • US4286520A
    • 1981-09-01
    • US65893
    • 1979-08-13
    • Dallas R. Davis
    • Dallas R. Davis
    • F42D1/02F42D3/06G01V1/104
    • F42D3/06F42D1/02G01V1/104
    • A linear explosive charge with constant detonation velocity, comprising a plurality of series-coupled explosive units or sticks. All sticks are identical and comprise a tubular member of selected length, with matched couplings. A helix of explosive cord is positioned around the tubular member, with ends inserted through openings into the interior of the tube and out through the couplings. At the top end of the stick a length of elastic tube is inserted, over the projecting cord, into the top coupling. When two sticks are to be coupled, the downward projecting cord of the top stick is inserted into the elastic tube along side the starting end of the cord of the second stick. This stretches the tube, which presses the two cords into intimate cross-detonation condition. Small ring-shaped concentrated explosive units can be inserted into the bottom end of the top stick over the explosive cord, as synchronous booster charges.
    • 具有恒定爆轰速度的线性炸药,包括多个串联的爆炸单元或棒。 所有棒是相同的,并且包括具有选定长度的管状构件,具有匹配的联接件。 爆炸绳索的螺旋线定位在管状构件周围,其端部通过开口插入到管的内部并通过联接器排出。 在棒的顶端,将一段长度的弹性管插入突出的绳索中,进入顶部联接器。 当要连接两根棒时,顶部杆的向下突出的线沿着第二棒的绳索的起始端插入弹性管中。 这样拉伸管子,将两根绳子压紧到紧密的交叉爆炸状态。 当同步增压器充电时,小型环形集中爆炸装置可以插入爆炸绳索顶部的底部底部。
    • 68. 发明授权
    • Geophysical exploration apparatus
    • 地球物理勘探设备
    • US3828886A
    • 1974-08-13
    • US20288971
    • 1971-11-29
    • HOLLOWAY WHOLLOWAY F
    • HOLLOWAY WHOLLOWAY F
    • G01V1/104G01V1/00
    • G01V1/104
    • LOWER CHAMBER, A CHECK VALVE PROVIDED TO COMMUNICATION WITH THE INTERIOR OF THE LOWER CHAMBER BELOW THE EXCAPE PASSAGE OR RESTRICTION MEANS FIRST REMAINS CLOSED TO OPEN AS THE PRESSURE FALLS TO PERMIT AIR TO BE DRAWN INTO THE LOWER CHAMBER SO THAT VACUUM DOES NOT RESULT THEREIN FOLLOWING THE BLAST. A MEANS IS ALSO PROVIDED TO ADMIT A PURGE GAS INTO THE UPPER CHAMBER TO PURGE ANY RESIDUAL PRODUCTS OF COMBUSTION DOWNWARDLY THROUGH THE ESCAPE PASSAGE OR RESTRICTION MEANS.

      THE DISCLOSURE IS TO GEOPHYSICAL EXPLORATION APPARATUS MOST IMPORTANTLY DIRECTED TO APPARATUS COMPRISING A DETONATOR PROVIDING AN UPPER CHAMBER INTO WHICH A FUEL AND A COMBUSTION SUPPORTING GAS TOGETHER MAY BE ADMITTED, AN IGNITION MEANS BEING PROVIDED TO IGNITE THE MIXTURE IN THE UPPER CHAMBER, THE EXPLOSION OR COMBUSTION PRODUCTS BEING URGED THROUGH RESTRICTION MEANS PROVIDED BETWEEN THE UPPER CHAMBER AND A LOWER CHAMBER, WHICH HAS AT LEAST ITS LOWER END UNDER WATER AT THE TIME OF IGNITION AND COMBUSTION AS THE PRODUCTS OF COMBUSTION ARE FIRST URGED THROUGH THE RESTRICTION OR ESCAPE PASSAGE MEANS INTO THE LOWER CHAMBER TO EXPAND AND PASS DOWNWARDLY THROUGH THE WATER IN AND/OR BELOW THE