104255 ⎘
Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations; Well-drilling compositions Specific additives for general use in well-drilling compositions
HIGH PERFORMANCE WATER BASED FLUIDS
#302Increasing fracture complexity in ultra-low permeable subterranean formation using degradable particulate
#303Downhole chemical delivery system and method
#304Method for preparing curved fibers
#305Aqueous crosslinker slurry compositions and applications
#306Methods of Fluid Loss Control and Fluid Diversion in Subterranean Formations
#307System, method and apparatus for enhancing wellbore treatment fluid flexibility
#308Method and composition for curing lost circulation
#309Engineered fibers for well treatments
#310Drilling fluid containing carbon nanotubes
#311Subterranean bridging agents
#312METHODS OF CONTACTING AND/OR TREATING A SUBTERRANEAN FORMATION
#313Well fluid additive systems, well fluids therefrom, and methods of making using such systems
#314Density-matched suspensions and associated methods
#315Methods of degrading subterranean filter cakes
#316Methods and compositions comprising a dual oil/water-swellable particle
#317Method for controlling loss of drilling fluid
#318Density-matched suspensions and associated methods
#319Cement compositions comprising crystalline organic materials and methods of using same
#320METHODS, APPARATUS AND PRODUCTS FOR DRILLING WELLS
#321Precipitated weighting agents for use in wellbore fluids
#322Leak-Off Control Agent
#323Electrically and/or magnetically active coated fibres for wellbore operations
#324USE OF COMPOSITE MATERIALS BASED ON CARBON NANOTUBES AS THICKENING AGENTS FOR AQUEOUS SOLUTIONS
#325Drilling fluid additive
#326LOST CIRCULATION COMPOSITION
#327Deep eutectic solvents and applications
#328Lost circulation material formulation and method of use
#329Cement compositions comprising crystalline organic materials and methods of using same
#330Temperature-Extended Enzyme Systems
#331Controlled variable density fluid for wellbore operations
#332Method for fabricating compressible objects for a variable density drilling mud
#333Compressible objects combined with a drilling fluid to form a variable density drilling mud
#334Compressible objects having a predetermined internal pressure combined with a drilling fluid to form a variable density drilling mud
#335Compressible objects having partial foam interiors combined with a drilling fluid to form a variable density drilling mud
#336Methods of treating a subterranean formation including a biocidal treatment
#337Variable density fluids and methods of use in subterranean formations
#338Reduced abrasiveness with micronized weighting material
#339Method of making graphite-coated particulate materials
#340Stable sodium thiosulfate based fluidized polymer suspensions of hydroxyethyl cellulose for oilfield services
#341Drilling fluid and methods
#342Additive For Reducing Torque On A Drill String
#343METHODS TO ENHANCE THE PNEUMATIC HANDLING CHARACTERISTICS OF WEIGHTING AGENTS
#344Process for treating an underground formation
#345DISPERSANT COATED WEIGHTING AGENTS
#346Method of completing a well with sand screens
#347Drilling fluid containing microspheres and use thereof
#348Highly branched polymeric materials as coating on weighting agents
#349System for delivery of a tracer in fluid transport systems and use thereof
#350Degradable particulates as friction reducers for the flow of solid particulates and associated methods of use
#351Process for disruption of filter cakes
#352Spray dried emulsifier compositions, methods for their preparation, and their use in oil-based drilling fluid compositions
#353Graphite-coated particulate materials
#354Variable density drilling mud
#355Drilling method
#356Self-destructing filter cake
#357Wellbore servicing fluids comprising resilient material
#358Additive for increasing the density of a fluid for casing annulus pressure
#359Time release multisource marker and method of deployment
#360Viscoelastic fluids containing nanotubes for oilfield uses
#361Controlled variable density fluid for wellbore operations
#362High performance water-based mud system
#363Drilling fluid for casing drilling
#364Contained micro-particles for use in well bore operations
#365Variable density treatment fluids and methods of using such fluids in subterranean formations
#366Drilling fluid containing microspheres and use thereof
#367Methods of drilling wellbores using variable density fluids comprising coated elastic particles
#368Methods and compositions for determining the sources of fluids or particulates from subterranean formations
#369Subterranean treatment fluids comprising a degradable bridging agent and methods of treating subterranean formations
#370Treatment fluids and methods of use in subterranean formations
#371Preparation method of a wettability reversal agent
#372Reservoir protecting agent composition and broad-spectrum drilling liquid and use thereof
#373Protecting agent composition for high/ultra-high permeability reservoirs and drilling fluid and use thereof
#374Method for lost circulation reduction in drilling operations