[ Electronic controllers used to control the operation of a well bore fluid removal system using plunger pistons and lubricators ]

'bore':11 'control':2,5 'electron':1 'fluid':12 'lubric':19 'oper':7 'piston':17 'plunger':16 'remov':13 'system':14 'use':3,15 'well':10

[ Metal springs, namely, for shock absorption ]

'absorpt':6 'metal':1 'name':3 'shock':5 'spring':2

Plunger pistons for use to travel along a length of a well which removes well bore fluids; lubricators, namely, well catchers for catching the plunger piston at the surface of the well

'along':7 'bore':16 'catch':23 'catcher':21 'fluid':17 'length':9 'lubric':18 'name':19 'piston':2,26 'plunger':1,25 'remov':14 'surfac':29 'travel':6 'use':4 'well':12,15,20,32

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