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Matches 1 - 50 out of 8,202

Document Document Title
WO/2017/139601A1
A method for performing a coiled-tubing process, the method having the steps: performing a coiled-tubing process using a fluid-lubricant composition that includes a sulfur-containing compound, and introducing the fluid-lubricant composit...  
WO/2017/137354A1
Slugs of a cement slurry and of a resin composition are injected into an underground wellbore. The resin composition contains at least a curable resin, a filler, a swelling agent, a curing initiator, and a crosslinking retarding agent. T...  
WO/2017/137789A1
Pre-stressed cementing methods involve preparing a cement slurry containing water, inorganic cement, and capsules of an expanding agent. The slurry is placed in an annular region in the well and hardened. Expansion of the set cement is d...  
WO/2017/137788A1
A delayed-expansion cement mixture or slurry of hydraulic cement contains an expanding agent having hydrophobically modified surfaces with a hydrophobic and/or self-assembling film. A method to delay expansion of cement involves treating...  
WO/2017/138913A1
A variety of systems, methods and compositions are disclosed, including, in one method, providing a foamed cement composition comprising a hydraulic cement, water, a foaming surfactant, a gas, and a nanocellulose foam stabilizing additiv...  
WO/2017/137791A1
Low-pH mix water has dispersed capsules of expanding agent and a pH activated shell that becomes permeable at a higher cement slurry pH. Cement slurries and systems contain water, hydraulic cement, and the capsules. Cement slurry prepara...  
WO/2017/138919A1
A method for suspending lightweight beads in a fluid includes combining lightweight beads, a fluid, and a surfactant to form a liquid additive. The liquid additive may be used to reduce the density of a wellbore fluid. The liquid additiv...  
WO/2017/139239A1
Alkyl ester spotting fluid compositions and processes for freeing differentially stuck pipe are provided. An alkyl ester spotting fluid composition includes an invert emulsion having an alkyl ester as the external phase and water as the ...  
WO/2017/137786A1
The present invention generally relates to a paraffin removal formulation. More specifically the present invention describes the use of glycerol ketals and/or acetals for removing paraffin deposits in oilfield equipment.  
WO/2017/135943A1
Methods and compositions for treatment fluids that include carbonate and bicarbonate to control pH for use in subterranean treatments are provided. In one embodiment, the methods comprise providing a treatment fluid comprising an aqueous...  
WO/2017/135930A1
Methods and apparatuses that measure thermal conductivity and electrical conductivity of a emulsified drilling fluid may be used to indirectly measure the salinity and the average specific gravity of the solids in the emulsified drilling...  
WO/2017/136675A1
Terpene-based spotting fluid compositions and processes for freeing differentially stuck pipe are provided. A spotting fluid composition includes a terpene and an acid, such that the acid initiates an exothermic polymerization reaction o...  
WO/2017/135951A1
A well treatment fluid comprising an aqueous base fluid and a clay control agent is provided. The clay control agent is fast green. In one form, the fast green has the formula C37H37N2O10S3+. Clay control agents in addition to fast green...  
WO/2017/135938A1
Methods including introducing a solids-free high-viscosity fracturing fluid (HVFF) into a subterranean formation to create or enhance at least one dominate fracture, introducing a low-viscosity pad fluid (LVPadF) into the subterranean fo...  
WO/2017/136337A1
A fines-fixing agent that has improved compatibility with organic complexed borate fracturing fluids is disclosed. Existing fines fixing agents have a high concentration of unreacted caustic that results in a product pH of approximately ...  
WO/2017/133852A1
Methods for adjusting the mechanical properties of cement systems include preparing a cement slurry containing water, an inorganic cement and at least two minerals. At least one of the minerals has a specific gravity higher than that of ...  
WO/2017/135835A1
A method for plugging or sealing voids in a formation may include introducing deformable pouches enclosing solid particulate materials into a fluid being pumped down the well; and injecting the deformable pouches into the voids of the fo...  
WO/2017/136663A1
The present invention generally relates to methods and high molecular weight polymeric flocculants for removing a polymeric low dose hydrate inhibitor. More specifically, the method comprises contacting a high molecular weight polymeric ...  
WO/2017/135840A1
A method for fracturing a subterranean formation, the method comprising injecting a fracturing fluid into a wellbore through the subterranean formation, thereby creating a fracture network in the subterranean formation, the fracturing fl...  
WO/2017/136498A1
A nanosilica containing fluid system for shale stabilization in a shale formation. The nanosilica containing fluid system comprising a functionalized nanosilica composition operable to react with shale at the surface of the shale formati...  
WO/2017/136628A1
A well treatment composition for use in a hydrocarbon-bearing reservoir comprising a reversible aminal gel composition is disclosed. The reversible aminal gel composition includes a liquid precursor composition. The liquid precursor comp...  
WO/2017/136264A1
Alkoxylated fatty acids are disclosed herein, as well as methods of making and using such compounds. In some embodiments, the alkoxylated fatty acids are formed from monomers derived from natural oils. In some embodiments, the alkoxylate...  
WO/2017/133851A1
A well cementing composition that includes water, portland cement, a retarder and colloidal amorphous silica, present at a concentration between 0.2% and 1.0% by weight of cement. When added at such concentrations, the colloidal amorphou...  
WO/2017/129529A1
The invention relates to modified reactive resin compositions and the use thereof as coating agents for proppants used in hydraulic fracturing (fracking).  
WO/2017/132524A1
The present invention generally relates to methods and process agents for bitumen extraction from ore. More specifically, the method comprises contacting a process agent to the ore and adding water to form a bitumen-containing slurry. Th...  
WO/2017/132306A1
Methods of using a clay stabilizing agent to inhibit swelling and/or migration of clay subterranean materials upon exposure to water, wherein the clay stabilizing agent is selected from quaternary ammonium salts according to Formula I, F...  
WO/2017/132253A1
Provided herein are methods and compositions for treatment of a subterranean wellbore that has become clogged with sludge deposits comprising a synthetic polymer and an oil tar.  
WO/2017/131525A1
The invention relates to a process for demulsifying an emulsion comprising oil, water and a water-soluble polymer, said process comprising contacting the emulsion with a multivalent metal-containing compound (e.g. an inorganic trivalent ...  
WO/2017/132659A1
Compositions herein may include an oleaginous continuous phase, an aqueous discontinuous phase, a first clay comprising an organophilic smectite clay, and a second clay comprising a magnesium silicate clay. Methods herein may include cir...  
WO/2017/131707A1
Methods and compositions for treating a subterranean formation are described. The methods provide a first treatment fluid comprising a plurality of degradable diverting agents, introduce the first treatment fluid into the subterranean fo...  
WO/2017/131704A1
Methods and compositions for gravel packing a wellbore penetrating a subterranean formation are described. The methods include providing a gravel packing fluid and contacting the subterranean formation with the gravel packing fluid so as...  
WO/2017/129944A1
Use of a partitioning tracer for determining a property of a system is disclosed. The partitioning tracer comprises a sulfone compound having a log Kow value in the range -0.5 to 3.  
WO/2017/129244A1
The invention relates to modified reactive resin compositions and the use thereof as coating agents for proppants used in hydraulic fracturing (fracking).  
WO/2017/127520A1
A composition for use in a polymer flooding operation in a viscous oil containing carbonate reservoir formation with in situ rock is provided. The composition includes a polymer, the polymer operable to increase the viscosity of the comp...  
WO/2017/125776A1
A method of cementing a subterranean well to form an expanded set cement acoustically coupled to the casing. Systems for cementing a wellbore are also disclosed.  
WO/2017/127105A1
Compositions, methods, and systems including an encapsulated additive comprising a treatment fluid additive at least partially encapsulated by an encapsulating material. The encapsulated additive has a target release profile for release ...  
WO/2017/127191A1
A subterranean screen assembly comprises a base pipe with end connections to attach to a pipe string and a portion that is perforated or slotted; and a coated screen radially outwardly disposed of the base pipe. The coated screen compris...  
WO/2017/125854A1
The present disclosure relates to delivery and release systems wherein a plurality of particles is provided, and the particles are formed of a vehicle component and a cargo component. The systems and methods particularly can be useful in...  
WO/2017/127384A1
A mixing tank disposed onboard a unit for coiled tubing oilfield operations includes a mixing paddle within the mixing tank capable of agitating liquids therein, a water inlet capable of introducing water into the mixing tank and directi...  
WO/2017/127304A1
A spacer fluid contains one or more hydratable polymeric viscosifying agents having a particle size distribution such that a minimum of 90% of the particulates are retained on a 20 mesh screen. The spacer fluid may further contain one or...  
WO/2017/124139A1
A process for inhibiting the formation of gas hydrates in a hydrocarbon fluid comprising adding to the hydrocarbon fluid a hydrate inhibitor which is a polymer comprising covalently bound thereto at least one trithiocarbonate or dithioca...  
WO/2017/127522A1
An oil recovery composition of an aqueous solution of one or more salts and dilute polymer and processes for enhanced oil recovery using the oil recovery composition are provided. An oil recovery composition may include an aqueous soluti...  
WO/2017/125954A1
The present invention discloses a process for the dissociation of natural gas hydrates comprises injecting additives or hydrate dissociation promoters into the system at the hydrate dissociation temperatures ranging from 283-293 K in con...  
WO/2017/121669A1
The invention relates to a method for the tertiary recovery of petroleum from underground deposits having a deposit temperature of ≤ 70°C, wherein a copolymer comprising (meth)acrylamide or derivatives thereof, monoethylenically unsat...  
WO/2017/123274A1
A fracturing fluid including a base fluid including salt water, a polymer, a crosslinker, and a nanomaterial. The crosslinker may include a Zr crosslinker, a Ti crosslinker, an Al crosslinker, a borate crosslinker, or a combination there...  
WO/2017/123095A1
The invention relates to the treatment of polymer produced water to enable efficient de-oiling using conventional separation technologies based on turbulent flow, such as hydrocyclones (HCs) and Compact Flotation Units (CFUs). In particu...  
WO/2017/123937A1
The flow of a fluid may be diverted from a high permeability zone to a low permeability zone of a subterranean formation or well sections may be temporary isolated by use of particles comprising essentially a mixture of (i) at least one ...  
WO/2017/123721A1
The present technology relates to compositions and related methods for stabilizing surfactants capable of increasing liquid hydrocarbon production from subterranean reservoirs. In some embodiments, the technology relates to the stabiliza...  
WO/2017/120496A1
A wellbore fluid includes a base fluid; and a crosslinked and branched polymeric fluid loss control agent formed from at least an acrylamide monomer and a sulfonated anionic monomer; wherein the fluid loss control agent has an extent of ...  
WO/2017/120287A1
Disclosed are compositions including up to 20 wt% of a paraffin inhibiting polymer and one or more non-polymeric glycol ether compounds, wherein the compositions are stable and flow at a temperature between about 0 °C and -40 °C, in ma...  

Matches 1 - 50 out of 8,202