1
Yarom Polsky, Rod Shampine, Terry McCafferty: Modular coiled tubing system for drilling and production platforms. Schlumberger Technology Corporation, Stephen Schlather, Robin Nava, July 20, 2004: US06763890 (29 worldwide citation)

A modular work system permits Rig Up time to be substantially reduced by reducing the number of crane lifts required to offload equipment for a transport boat or vehicle. This is achieved by developing transport skids capable of holding multiple system components. The number of equipment components ...


2
Yarom Polsky, Rod Shampine, Terry McCafferty: Jacking frame for coiled tubing operations. Schlumberger Technology Corporation, David Cate, Tim Curington, Robin Nava, July 11, 2006: US07073592 (23 worldwide citation)

A modular work system permits Rig Up time to be substantially reduced by reducing the number of crane lifts required to offload equipment for a transport boat or vehicle. This is achieved by developing transport skids capable of holding multiple system components. The number of equipment components ...


3
Bart Patton, Yarom Polsky: Compensation system for a jacking frame. Schlumberger Technology Corporation, Rodney Warfford, David Cate, Robin Nava, July 29, 2008: US07404443 (10 worldwide citation)

An offshore oil well platform assembly is provided that includes a jacking frame, which supports a coiled tubing injector, which in turn is connected to a wellhead during a coiled tubing operation; and a compensation system. The compensation system includes a force measurement system which measures ...


4
Rod W Shampine, Lawrence J Leising, Yarom Polsky, Hubertus V Thomeer, Sarmad Adnan: Tubular injector apparatus and method of use. Schlumberger Technology Corporation, Rodney Warfford, David Cate, Robin Nava, October 16, 2007: US07281588 (5 worldwide citation)

The invention generally relates to apparatus and methods for moving tubulars into and out of a well bore, and particularly, a tubular injector with two or more gripping members which bind the outer surface of the tubular, two or more actuators which cause the gripping members to bind or release the ...


5
Bart Patton, Yarom Polsky: Jacking frame having a wellhead centralizer and method of use. Schlumberger Technology Corporation, Rodney Warfford, David Cate, Robin Nava, April 15, 2008: US07357184 (3 worldwide citation)

A jacking frame for an oil well offshore platform is provided that includes a support structure; a coiled tubing injector supported by the support structure and having a longitudinal axis; and a centralizer attached to the support structure, which moves a wellhead of the platform into alignment with ...


6
Vishal Saheta, Rod Shampine, Yarom Polsky: Pivoting gooseneck. Schlumberger Technology Corporation, Steve Schlather, Tim Curington, Robin Nava, August 2, 2005: US06923253 (2 worldwide citation)

A gooseneck for coiled tubing operations have a folding design to allow for a more compact design for storage and transport. The gooseneck may remain attached to the injector during transport, thereby decreasing the equipment required to move and set-up the coiled tubing equipment. The gooseneck inc ...


7
Vishal Saheta, Rod Shampine, Yarom Polsky: Pivoting gooseneck. Schlumberger Technology Corporation, Stephen Schlather, Robin Nava, Brigitte L Echols, December 14, 2004: US06830101 (2 worldwide citation)

A gooseneck for coiled tubing operations have a folding design to allow for a more compact design for storage and transport. The gooseneck may remain attached to the injector during transport, thereby decreasing the equipment required to move and set-up the coiled tubing equipment. The gooseneck inc ...


8
Yarom Polsky: Sliding pressure control valve for pneumatic hammer drill. Sandia Corporation, Olivia J Tsai, August 30, 2011: US08006776 (1 worldwide citation)

A pneumatic device control apparatus and method comprising a ported valve slidably fitted over a feed tube of the pneumatic device, and using a compliant biasing device to constrain motion of the valve to provide asymmetric timing for extended pressurization of a power chamber and reduced pressuriza ...


9
Rod W Shampine, Lawrence J Leising, Yarom Polsky, Hubertus V Thomeer, Sarmad Adnan: Injector apparatus and method of use. Schlumberger Technology Corporation, Michael Dae, David Cate, Robin Nava, October 12, 2010: US07810555

The invention generally relates to an apparatus and/or a method for moving an round flexible member into and out of a well bore, and particularly, to an injector with two or more gripping members which bind the outer surface of the round flexible member; two or more actuators which cause the grippin ...


10
Yarom Polsky, Mark C Grubelich, Mark R Vaughn: Reduced-impact sliding pressure control valve for pneumatic hammer drill. Sandia Corporation, Olivia J Tsai, May 15, 2012: US08176995

A method and means of minimizing the effect of elastic valve recoil in impact applications, such as percussive drilling, where sliding spool valves used inside the percussive device are subject to poor positioning control due to elastic recoil effects experienced when the valve impacts a stroke limi ...