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IMPROVEMENTS IN PERFORATORS AND THOSE CONCERNED
IMPROVEMENTS IN PERFORATORS AND THOSE CONCERNED
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机译：穿孔器的改进和值得关注的问题
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摘要
A carrier for at least one shaped charge, the carrier being disposable in use within an oil, gas, water or steam well bore. The carrier comprises a housing at least partially formed from a composite material which is non-frangible in normal use. The composite material component of the housing is arranged substantially to contain debris created within the carrier as a result of firing of the at least one shaped charge. The housing may be entirely of composite material or may comprise in inner metallic housing and an outer overwrap of composite material.
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