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| буровое долото с запрессованными поликристаллическими алмазными резцами (Halliburton Energy Services' product service line, Security DBS, announced the commercialization of its Millennium Series fixed cutter bit. While conventional impregnated bits typically employ a slow grinding action that fails formation, the new design-for-formation Millennium Series bit is able to incorporate an advanced synthetic diamond technology to micro-shear the formation. Dorian Roman) | |||
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| долото PDC в общем случае (Alexander Dolgopolsky) | |||
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