US2016186514A1
|
|
Downhole assembly having isolation tool and method
|
US2014048251A1
|
|
Removable fracturing plug of particulate material housed in a sheath set by expansion of a passage through the sheath
|
US2014048252A1
|
|
Removable fracturing plug of particulate material housed in a sheath set by relative end movement of the sheath
|
US2014014340A1
|
|
Downhole sleeve system and method
|
US2013277044A1
|
|
Frac plug body
|
US2013186635A1
|
|
Hydraulic shock absorber for sliding sleeves
|
US2013161017A1
|
|
Hydrostatically powered fracturing sliding sleeve
|
US2013153243A1
|
|
Apparatus and method for reducing vibration in a borehole
|
US2012312557A1
|
|
Sleeved ball seat
|
US2012266994A1
|
|
Tubular actuating system and method
|
US2011100647A1
|
|
Tubular actuator, system and method
|
US2011030976A1
|
|
Tubular actuator, system and method
|
US2010243276A1
|
|
Downhole swellable sealing system and method
|
US1361874A
|
|
Calligraphic device
|
US1297863A
|
|
Seed-planter.
|
CA217064A
|
|
Calligraphic device
|