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US2011030973A1
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Downhole device
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GB0714953D0
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Expanding centraliser & stop collar
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GB0600419D0
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Improvements In Or Relating To 'Stop Collars'
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GB9816855D0
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Improvements in or relating to dies for gripping tubulars
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GB9717981D0
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Improvements in or relating to dies for gripping tubulars
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GB9620673D0
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Tubular makeup system
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GB9606204D0
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Cast centraliser with integral free moving stop collar
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GB9604372D0
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Non ferrous low stress flexible gripping dies
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GB9519645D0
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High load non-marking stop collar
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GB9519644D0
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Casing and tubing spring centraliser
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