104270 ⎘
Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations; Well-drilling compositions; Aqueous well-drilling compositions; Clay-containing compositions characterised by the organic compounds; Natural organic compounds or derivatives thereof, e.g. polysaccharides or lignin derivatives Derivatives of other natural products, e.g. cellulose, starch, sugars
METHODS FOR FREEING DIFFERENTIALLY STUCK PIPES
#2DRILLING WITH WATER-BASED MUD INCLUDING MULTIPLE CLAYS
#3PLANT-BASED DRILLING FLUID COMPOSITION
#4CLAY SWELLING INHIBITION USING ACRYLIC ACID FUNCTIONALIZED CELLULOSE DIACRYLATE CARBON NANOCOMPOSITE
#5WATER-BASED DRILLING MUD FORMULATION USING WASTEWATER DISCHARGE
#6Method of drilling a shale formation with a drilling fluid composition
#7Date palm residue drilling mud composition
#8Modified bentonite drilling fluid composition
#9Method of drilling a subterranean geological formation with date based drilling fluid preliminary class
#10WATER-BASED DRILLING MUD FORMULATION USING WASTEWATER DISCHARGE
#11Okra composition as a shale swelling inhibitor in water-based drilling fluids
#12Acid matrix applications: well stimulation and completion fluids using viscoelastic surfactants and modified additives
#13DRILLING FLUID, DRILLING METHOD, AND DRILLING FLUID ADDITIVE
#14METHODS OF MAKING AND USING A LUBRICANT COMPOSITION
#15Method of application of low salinity viscous fluid in drilling saline formations
#16Bionic and dual-phobic high-performance water-based drilling fluid
#17Process fluid with environmentally friendly biostabilisator
#18Lubricant formulation for multiple water-based muds
#19SPENT JET-ENGINE OIL AS DRILLING LUBRICANT
#20Cationic formation stabilizers compatible with anionic friction reducing polymers
#21Downhole fluids and methods of use thereof
#22Water-based foamed system for perforating zones with low pressure and high temperature
#23Suspension supporting additive for water-based drilling and completions fluids
#24Water-based drilling fluid compositions and methods for drilling subterranean wells
#25Water-based drilling fluid compositions and methods for drilling subterranean wells
#26Compositions comprising aminated dextrin compounds and subterranean treatment methods using the same
#27Method for making and using a drilling fluid
#28Micronized loss prevention material (LPM) for preventive loss control
#29Cationic formation stabilizers compatible with anionic friction reducing polymers
#30CROSS-LINKED LEVAN BLENDS AS LOST CIRULATION MATERIALS
#31TREATMENT FLUIDS AND METHODS OF USE
#32Environmentally-friendly lubricant for oil field drilling fluid applications
#33Synthesized lubricants for water-based drilling fluid systems
#34BIORENEWABLE RESIN COMPOSITION FOR WELL TREATMENT
#35Downhole fluids and methods of use thereof
#36Drill fluid and method for tunneling
#37Hybrid loss prevention material (LPM) for preventive and curative loss control
#38Hybrid loss prevention material (LPM) for preventive and curative loss control
#39Strong plugging drilling fluid suitable for shale gas wells and preparation method thereof
#40METHOD FOR PREPARING CELLULOSE-CONTAINING PARTICLES
#41Lubricant additives for water based drilling fluid
#42COMPOSITION FOR DRILLING FLUID AND METHOD OF DRILLING A BOREHOLE
#43Modified cellulose nanocrystals and their use in drilling fluids
#44Modified asphalt particles and preparation method and use thereof
#45Drilling fluid
#46Compositions comprising parenchymal cellulose particulate material
#47Downhole fluids and methods of use thereof
#48PROCESS FLUID WITH ENVIRONMENTALLY FRIENDLY BIOSTABILISATOR
#49In situ generation of nano-clay drilling fluid
#50Drilling fluid and method for drilling a wellbore
#51ENVIRONMENTALLY SAFE FILTRATION CONTROL AGENTS FOR DRILLING FLUIDS
#52Method for making and using a drilling fluid
#53Drilling fluid and method for drilling in coal-containing formations
#54Stabilization of suspended solid particles and/or gas bubbles in aqueous fluids
#55Plant derived cellulose compositions for use as drilling muds
#56Viscoelastic surfactant based wellbore fluids and methods of use
#57METHODS OF TREATMENT OF A SUBTERRANEAN FORMATION WITH COMPOSITE POLYMERIC STRUCTURES FORMED IN SITU
#58BREAKER FLUIDS FOR WELLBORE FLUIDS AND METHODS OF USE
#59Drilling fluid and method for drilling in coal-containing formations
#60Drilling fluid and method for drilling in coal-containing formations
#61Drilling fluid and method for drilling a wellbore
#62Alternative ligand formulations for cellulose products
#63Viscoelastic surfactant based wellbore fluids and methods of use
#64Viscosified treatment fluids comprising scleroglucan or diutan and associated methods
#65Methods and compositions of controlling the rheology of a diutan-containing well treatment fluid at high temperatures
#66Drilling fluid and method for drilling in coal-containing formations
#67WELLBORE FLUID
#68Degradable polymers for wellbore fluids and processes
#69Methods and compositions of controlling the rheology of a diutan-containing well treatment fluid at high temperatures
#70Water-dispersible xanthan gum containing composition
#71Fast dissolving hydroxyalkyl guar derivatives
#72Treatment fluids comprising starch and ceramic particulate bridging agents and methods of using these fluids to provide fluid loss control
#73FILTRATE REDUCER FOR DRILLING MUDS
#74Solvent free fluidized polymer suspensions for oilfield servicing fluids
#75Use of CMC in drilling fluids
#76Methods for reducing circulation loss during drilling operations
#77Nonnatural galactomannans and methods of use
#78Methods and compositions of controlling the rheology of a diutan-containing well treatment fluid at high temperatures
#79Membrane forming in-situ polymerization for water based drilling fluids
#80Water-soluble, low substitution hydroxyethylcellulose, derivatives thereof, process of making, and uses thereof
#81Drilling fluid additive and method
#82Treatment fluids comprising starch and ceramic particulate bridging agents and methods of using these fluids to provide fluid loss control
#83Drilling fluid systems for reducing circulation losses
#84Method to depolymerize as well as derivatize a polysaccharide in a hydrocarbon slurry
#85Well treatment fluid
#86Fluids for use in oilfield development comprising deacetylated xanthan gum and at least one compound increasing the ionic strength of the medium
#87Drilling fluid apparatus and method
#88Treatment fluids comprising starch and ceramic particulate bridging agents and methods of using these fluids to provide fluid loss control
#89Method of stabilising clay or shale
#90Strong salt-resistant self-degradation plugging agent for water-based drilling fluid and preparation method therefor
#91Silicate water-based drilling fluid for coalbed methane wells and application thereof
#92Hydrogen sulfide treatment method for crude oil/sour gas
#93Removing hydrogen sulfide from subterranean geological formation with a copper magnesium iron layered triple hydroxide zeolite material in a water-based drilling fluid
#94Method of making drilling fluid composition with functionalized carbon
#95Method of drilling hydrocarbon bearing geological formation with horizontal wellbore
#96Drilling fluid composition and method of making the composition
#97Date palm leaves extract (DPLE) as a shale swelling inhibitor in water-based drilling fluids
#98Sustainable solid lubricant for drilling fluid
#99Drilling fluid for enhancing stratum pressure bearing capacity and preparation method and method of using thereof
#100Micro-nanometer plugging anti-collapse drilling fluid and preparation method and use thereof
#101Modified nano-silica plugging agent, water-based drilling fluid, and preparation method and use thereof
#102Drilling fluid for inhibiting surface hydration of clay and preparation method thereof
#103Trimodal hybrid loss prevention material (LPM) for preventative and curative loss control