Fracturing tool, namely, a drill pipe conveyed or coiled tubing conveyed frac sleeve capable of multiple open-close shifting operations in a single trip downhole, for use in oil well and gas well hydraulic fracturing operations

'capabl':14 'close':19 'coil':9 'convey':7,11 'downhol':26 'drill':5 'frac':12 'fractur':1,36 'gas':33 'hydraul':35 'multipl':16 'name':3 'oil':30 'open':18 'open-clos':17 'oper':21,37 'pipe':6 'shift':20 'singl':24 'sleev':13 'tool':2 'trip':25 'tube':10 'use':28 'well':31,34

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