135155 ⎘
Special methods or apparatus for drilling Drilling rigs characterized by means for land transport with their own drive , e.g. skid mounting or wheel mounting
Cab module for a mining machine
#302Construction work unit and method for erecting a mast
#303Portable drilling pad
#304Two pipe horizontal directional drilling system
#305Geological drill
#306System and method for conducting drilling and coring operations
#307Rock drilling rig, method for controlling the temperature of its drive equipment, and liquid cooling system
#308Low profile rotating control device
#309Drilling unit
#310Low headroom confined space geoexchange drilling system and method
#311POWERED MODULE AND ATTACHMENT COMBINATION
#312Powered mobile module and attachment combination
#313Drilling rig with hinged, retractable outriggers
#314Ice worthy jack-up drilling unit with conical piled monopod and sockets
#315System, method and apparatus for conducting earth borehole operations
#316DRILLING RIG FOR DEEP WELL DRILLING
#317Drilling station
#318DRILL SHIP FOR DEEP SEA INTERVENTION OPERATIONS
#319DRILLING MACHINE AND METHOD
#320System for handling equipments for the drilling of the ground
#321Powered mobile module and attachment combination
#322Pivotable tower for angled drilling
#323Multi-functional machine adaptable for drilling, boring and lifting
#324Split sub-basement drill rig
#325Tether tracking system and method for mobile machine
#326Apparatus and method for performing earth borehole operations
#327Interlocking low profile rotating control device
#328System for conducting earth borehole operations
#329Construction apparatus for foundation construction
#330Method for injecting surface water into the ground
#331Apparatus and a method for constructing an underground curved multisectional wall and stratum
#332Lining of wellbore tubing
#333Mobile self-erecting directional drilling rig apparatus
#334Drilling apparatus
#335Mobile drilling rig
#336Mobile well services assembly
#337DRILLING APPARATUS
#338Adaptive user interface for rock drilling rig
#339Drilling rig masts and methods of assembly and erecting masts
#340Drilling rigs and erection methods
#341Drilling rig drawworks installation
#342Methods and systems for raising and lowering a rig mast and substructure by remote control
#343Small footprint drilling rig
#344Low profile rotating control device
#345AC powered service rig
#346COILED TUBING/TOP DRIVE RIG AND METHOD
#347Electrically powered well servicing rigs
#348Light metal feed beam for use on a drill rig
#349Mobile land drilling rig and method of installation
#350Drilling implement and method for operating a drilling implement
#351User interface for rock drilling rig
#352Geothermal heat loop installation
#353Method and apparatus for moving in formation the modular components of a drilling rig from well to well
#354Mobile self-erecting directional drilling rig apparatus
#355Integrated top drive and coiled tubing injector
#356LOW GROUND PRESSURE AND AMPHIBIOUS CORING SYSTEM
#357Drilling unit
#358System for mounting a pile driver
#359Portable winch
#360Drilling unit
#361Geothermal heat loop installation
#362Coiled tubing and drilling system
#363Construction device, in particular drilling device
#364Coiled tubing rig
#365Mobile drilling rig with replaceable dolly
#366System for conducting jointed pipe and coiled tubing operations
#367Mobile snubbing system
#368Mobile drilling rig with dual carriers
#369Universal rig with vertical stand for tubulars
#370Coiled tubing/top drive rig and method
#371Construction machine for foundation construction
#372Apparatus and method for handling pipe sections
#373Drill hole measuring device and rock drilling unit
#374Well Servicing Rig and Manifold Assembly
#375Coiled tubing/top drive rig and method
#376Coiled tubing/top drive rig and method
#377Coiled tubing transport system and method
#378System, method and apparatus for conducting earth borehole operations
#379Portable winch
#380Apparatus and method for performing earth borehole operations
#381Apparatus and method for performing earth borehole operations
#382Apparatus for performing earth borehole operations
#383Construction apparatus
#384Construction apparatus
#385Drilling machine having a movable rod handling device and a method for moving the rod handling device
#386Modular drill system requiring limited field assembly and limited equipment support
#387Mobile drilling rig
#388Automatic method for installing mobile drilling rig at a drilling site
#389Method of cleaning hole diggers and spot cultivators and hole digger cleaning device
#390Winch with telescoping mast
#391System and method of controlling single or dual pump operation
#392Battery shuttle for electric well service rigs
#393Heated seat for mobile hydraulic equipment
#394Support apparatus for supporting down hole rotary tools
#395Support apparatus for supporting down hole rotary tools
#396Centrally-mounted ground-rod driver for utility vehicle
#397High speed precision guide device for creating holes for piles or other support members
#398Drill coil and method of coiled tube drilling
#399Boring and milling machine for paved slabs
#400Reversible displacement auger tool
#401Compressor mounting assembly
#402Variable angle drilling machine