polymeric cementing additives schlumberger
polymeric cementing additives schlumberger
D500 LT GASBLOK Gas Migration Control Additive for Low ,
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Gas migration control additive for low temperatur D500 LT GASBLOK gas migration control additive is a suspension of polymeric microgels that creates an impermeable barrier to prevent annular gas migration into the cement slurry during the critical hydration period...

POLYMERIC ADDITIVES FOR CEMENT COMPOSITIONS FOR ,
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13-08-2001 0183 32 POLYMERIC ADDITIVES FOR CEMENT COMPOSITIONS FOR IMPROVING INTERFACIAL ACTION AFTER TAKING Cite Download Patent FR-2828484-B1 Inventor ALLOUCHE MICKAEL MAROY PIERRE Assignee SCHLUMBERGER SERVICES PETROL FR Dates Grant 2004/12/10 Priority 2001/08/13...

polymer drilling mud additive
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Principal Additives of KCl Polymer Muds Drilling Fluids2019-10-14 KCl-Polymer Muds with low KCl concentrations , KLA-STOP Liquid Polyamine Shale Additive Schlumberger , Cement Additives, and Polymers...

VeraVis Viscosifier and Fluid Loss Additive Schlumberger
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VeraVis Viscosifier and Fluid Loss Additive Schlumberger VeraVis VeraVis branched synthetic polymer viscosifier and fluid loss additive is the primary viscosifier for the VeraTherm high-temperature water-based drilling flu It also provides fluid loss control and helps produce a thin, ultralow-permeability filtercake...

Cement Chemistry And Additives Schlumberger
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Read Free Cement Chemistry And Additives Schlumberger explain lessons learned about the technologies used today Other topics include job simulation, displacement efficiency, and hydraulics A practical guide for cementing engineer, Applied Well Cementing Engineering, gives a critical reference for better job execution...

gypsum cement additive
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Cement Chemistry and Additives - Schlumberger , It is recognized by the PCI as the only polymer supported with a 20 year durability study , The cement additive contains specifically calcium carbonate, gypsum and coal ash and/or blast-furnace slag powder...

RAPID SWEEP Water
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RAPID SWEEP polymer stick is an engineered acrylic copolymer for use in water-based mud systems It dissolves while traveling through the drillstring and shears at the bit, resulting in a high-viscosity sweep that aids in hole cleaning and minimizes the potential for bit balling by providing viscosity, reduced friction, encapsulated cuttings, and a stabilized wellbore...

Latex additives for gas migration control
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A detailed discussion can be found in Well Cementing, 2 nd Edition, Erik Nelson and Dominique Guillot, Schlumberger Sugar Land, TX, USA, 2006 ISBN 0978853008 Most of the latex additives that are available today for gas migration control are based on ,...

Cement Retarders Mechanism Chemicals
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22-04-2021 0183 32 Cement Retarders are essential chemical additive for cementing in oil and gas well , Set retardation occurs when the polymer adsorbs onto the hydrated cement , however, it can be detrimental to the effectiveness of cellulosic and polyamine fluid-loss additiv Ref Schlumberger Well Cementing, Erik B Nelson and Dominique ....

rheology Oilfield Glossary
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rheology 1 n Geology Generally, the study of how matter deforms and flows, including its elasticity, plasticity and viscosity In geology, rheology is particularly important in studies of moving ice, water, salt and magma, as well as in studies of deforming rocks See elastic deformation , halite , magma , plastic deformation 2 n...

D255 Solid FLAC Cement Fluid
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Synergy with Schlumberger retarders Low concentration requirements 60Excellent slurry rheology Inadequate fluid-loss control can lead to serious issues during cementing D255 solid FLAC cement fluid-loss additive is a cost-effective solution for fluid-loss control during any cementing operation It also controls low-severity gas migration...

AMPS Oilfield Glossary
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1 n Drilling Fluids A copolymer of 2-acrylamido-2methyl propane sulfonate and acrylamide AMPS polymers are highly water-soluble anionic additives designed for high-salinity and high-temperature water-mud applications Alkyl-substituted acrylamide can be used instead of ordinary acrylamide, which lessens its vulnerability to hydrolysis at high temperature and high ,...

DRILLING, COMPLETION WORKOVER FLUIDS 2015
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CEMENTING ADDITIVES , cally use polymer additive as a viscosifier or bentonite extender and are non-dispersed , a Schlumberger company, Houston, TX, USA, miswaco...

VeraVis Viscosifier and Fluid Loss Additive Schlumberger
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VeraVis branched synthetic polymer viscosifier and fluid loss additive is the primary viscosifier for the VeraTherm high-temperature water-based drilling flu It also provides fluid loss control and helps produce a thin, ultralow-permeability filtercake This additive is designed to provide optimal drilling and has the ability to perform ....

mud additive Oilfield Glossary
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mud additive 1 n Drilling Fluids A material added to a drilling fluid to perform one or more specific functions, such as a weighting agent, viscosifier or lubricant See barite , bentonite , carboxymethylcellulose , hematite , lignite , lignosulfonate , mudding up , native-solids mud , viscosity , weighting material , XC polymer...

Search Oilfield Glossary
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Explore the new Oilfield Glossary Look up terms beginning with a b c d e f g h i j k l m n o p q Toggle Filters...

Top Patent Holders of US Building Material Industry 2007 ,
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12-08-2020 0183 32 Like Halliburton, its research also is concentrated a lot on cementing techniques 149 patents and polymeric materials 70 patents Schlumberger has developed multiple types of cementing technologies and software services to help its consumers evaluate parameters require constructing the different type of oil wells...

US20110108274A1
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An additive for Portland-cement slurries comprises a liquid silicate absorbed into a solid porous medium The additive is incorporated in slurries designed for well-cementing applications The liquid silicate functions as a retarder aid and dispersant when added to slurries for use at temperatures above about 85 176 C The resulting solid product allows use of the liquid silicate in ,...

Anatoly Medvedev
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Program Manager, Cementing Product Development Schlumberger Jan 2016 - Present5 years 10 months Sugar Land, Texas, United Stat Management of multidisciplinary team of ,...

sodium bicarbonate Oilfield Glossary
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sodium bicarbonate 1 n Drilling Fluids A chemical with the formula NaHCO 3 It is called bicarb at the drilling rig and is used to treat cement contamination in water mud When cement hydrates, substantial amounts of lime, Ca OH 2, are produced As the cement sets, less free lime is available When partially set cement is drilled with a ....

Cementing Services
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Schlumberger implemented CemCRETE concrete-base oilwell cementing for particle-size distribution, which reduced the need for polymeric extenders This case in the Haynesville is one of more than 390 production jobs successfully cemented using the particle-size technology, which has a 995 placement success rate Flexible cement eliminates...

Cement Slurry Compositions and Methods
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In recent years, organic polymeric particles have been employed as additives in the cement slurry to achieve or enhance certain cement properti Generally, the addition of the polymeric particles leads to improved joining of the slurry constituents, which may help achieve improved strength and durability characteristics, among other things...

US Patent for Rheology modifier for cement slurries Patent ,
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27-12-2007 0183 32 Low-density cement slurries for cementing subterranean wells are described that comprise alkali swellable polymers as thickening agents that provide slurry stability The polymers are preferably added as liquid latex dispersions, and may also comprise a surfactant that is present at a concentration below its critical micelle concentration...

POLYMERIC AND ELASTOMERIC PROPPANT PLACEMENT IN ,
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SCHLUMBERGER-DOLL RESEARCH Houston, TX, US , In some embodiments, polymeric particles may also be compounded with a cementitious particles and cement additives such as magnesium oxide , In some embodiments, fluid loss additives may be polymeric fluid loss additives such as starches or gums...

Cement Systems and Additives
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Halliburton offers hundreds of chemical and additive solutions, including accelerators, dispersants, fluid loss agents, gas migration additives, latexes, retarders, and weighting agents In addition to mitigating free fluid and reducing fluid loss, operators achieve a long-term tight annular seal and cement-sheath resilience for superior zonal ....