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Class Information
Number: 166/77.1
Name: Wells > Above ground apparatus > Moving tubing or cable into an existing well
Description: Above ground apparatus comprising means for pushing a rope-like line or thin-walled pipe into a cased borehole.










Sub-classes under this class:

Class Number Class Name Patents
166/77.2 Coiled tubing 221
166/77.4 Piston and cylinder 72


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8689862 Tube/pipe spooling device Apr. 8, 2014
8684089 Method and system for circulating fluid in a subsea intervention stack Apr. 1, 2014
8678088 Method and apparatus to position and protect control lines being coupled to a pipe string on a rig Mar. 25, 2014
8662160 Systems and conveyance structures for high power long distance laser transmission Mar. 4, 2014
8651187 Method and apparatus to treat well stimulation fluids in-situ Feb. 18, 2014
8646536 Capillary hanger arrangement for deploying control line in existing wellhead Feb. 11, 2014
8640781 Method and device for deploying a cable and an apparatus in the ground Feb. 4, 2014
8636056 Drilling rig with torque track slide assembly Jan. 28, 2014
8627890 Rotating continuous flow sub Jan. 14, 2014
8613309 Pipe handling apparatus and method Dec. 24, 2013
8613322 Method for motion compensation during active intervention operations Dec. 24, 2013
8590626 Offshore well intervention lift frame and method Nov. 26, 2013
8590612 System and method to provide well service unit with integrated gas delivery Nov. 26, 2013
8590610 Top drive with integral traveling block and airlift thread compensator Nov. 26, 2013
8584773 Simultaneous tubular handling system and method Nov. 19, 2013
8573312 Apparatus for applying an axial force to well pipe slips Nov. 5, 2013
8573313 Well servicing methods and systems Nov. 5, 2013
8567514 Manipulatable spider components adapted for cooperation with a vertically reciprocating control line guide Oct. 29, 2013
8561693 Mobile well services assembly Oct. 22, 2013
8544537 Drilling rig with a top drive with integral traveling block and airlift thread compensator Oct. 1, 2013
8534387 Drawworks device on a drill floor Sep. 17, 2013
8528651 Apparatus and method for directionally disposing a flexible member in a pressurized conduit Sep. 10, 2013
8505635 Device for a top drive drilling machine for continuous circulation of drilling mud Aug. 13, 2013
8485269 Control line running system Jul. 16, 2013
8479830 Deployment of a wireline tool Jul. 9, 2013
8443876 Top drive with inside blowout preventer May. 21, 2013
8443877 Drilling rig with top drive and inside blowout preventer May. 21, 2013
8439109 System and method for depth measurement and correction during subsea intervention operations May. 14, 2013
8430175 Equipment for intercepting and diverting a liquid circulation flow Apr. 30, 2013
8413723 Methods of using enhanced wellbore electrical cables Apr. 9, 2013
8408288 System for conducting jointed pipe and coiled tubing operations Apr. 2, 2013
8403039 Tool and method for providing access to a wellhead annulus Mar. 26, 2013
8397827 Reducing trips in well operations Mar. 19, 2013
8376041 Apparatus and method for engaging a tubular Feb. 19, 2013
8376042 Installing an expandable tubular in a subsea wellbore Feb. 19, 2013
8356660 Apparatus having spaced apart and offset ladder rungs for interlocking and flexibly restraining service loops in an oil derrick to prevent entangling of the loops Jan. 22, 2013
8347971 Manipulatable spider components adapted for cooperation with a vertically reciprocating control line guide Jan. 8, 2013
8336614 Movable rotary well drilling rig Dec. 25, 2012
8333238 Compact snubbing unit Dec. 18, 2012
8327927 Apparatus and method for performing earth borehole operations Dec. 11, 2012
8316929 Tubular guiding and gripping apparatus and method Nov. 27, 2012
8312932 Capillary hanger arrangement for deploying control line in existing wellhead Nov. 20, 2012
8302677 Coiled tubing injector with a weight on bit circuit Nov. 6, 2012
8280636 Method and system for controlling a well service rig based on load data Oct. 2, 2012
8267182 Manipulatable spider components adapted for cooperation with a vertically reciprocating control line guide Sep. 18, 2012
8251153 Control line feed through clamp Aug. 28, 2012
8230934 Apparatus and method for directionally disposing a flexible member in a pressurized conduit Jul. 31, 2012
8225875 Method and apparatus to position and protect control lines being coupled to a pipe string on a rig Jul. 24, 2012
8215405 Method to shut down a high pressure oil/gas well that is leaking under blowout conditions Jul. 10, 2012
8191622 Varying access points for tubing and casing monitoring and casing annulus remediation systems Jun. 5, 2012

1 2 3 4 5










 
 
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