Tubular string and tubular liner in the nature of metal drill pipes and fitted liners specially adapted for oil-well machines, with the tubular string and tubular liner designed to fit within an existing tubular string and tubular liner and then radially expand to increase the diameter thereof for use in the construction and repair of an oil-well

'adapt':17 'construct':54 'design':30 'diamet':48 'drill':11 'exist':35 'expand':44 'fit':14,32 'increas':46 'liner':5,15,29,40 'machin':22 'metal':10 'natur':8 'oil':20,60 'oil-wel':19,59 'pipe':12 'radial':43 'repair':56 'special':16 'string':2,26,37 'thereof':49 'tubular':1,4,25,28,36,39 'use':51 'well':21,61 'within':33

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