Poly-anionic cellulose fluid loss additive develops little viscosity: GLO DRILL: Polymer utilized in a wide range of drilling fluid systems for high temperature fluid loss control; stabilizes rheology and has minimal effect on viscosity; non-toxic and environmentally safe: GLO MER FLC
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A cementing composition useful in cementing oil, gas and water wells, comprising water, hydraulic cement and an effective amount of water soluble fluid loss additive comprised of a copolymer of acrylamide/vinyl imidazole and derivatives thereof in a weight percent ratio of from about 95:5 to 5:95, said copolymer having a molecular weight range of from about 100,000 to 3,000,000.
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Riteks RFL-9 is a dispersing and retarding fluid loss additive for all API classes of cement. Riteks RFL-9 is an effective fluid loss additive in primary, remedial, and squeeze cementing, and can …
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IsoGuard cement additive works to mitigate annular flow through unset cement by imparting excellent fluid loss control and shortening the transition time of the cement slurry. Compatible …
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Proven to inhibit dehydration, swelling, and fluid loss ahead of cement setting, our fluid loss additives enable successful cement placement in a wide range of temperatures and pressure …
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Diacel® LWL Powder Cement Fluid-Loss / Retarder Additive is wide-temperature range additive that is dry blended with the cement ... Typical Range of Use Temperature 70°F -350°F (21°C 177°C) BHCT Concentration 0.25% - 1.5% BWOC Density 12 -20 lb/US gal (1.44 2.4 g/cm 3)
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A cementing composition useful in cementing oil, gas and water wells, comprising water, hydraulic cement and an effective amount of water soluble fluid loss additive comprised of a blend of a copolymer of acrylamide/vinyl imidazole in a weight percent ratio of from about 95:5 to 5:95, said copolymer having a molecular weight range of from about 100,000 to 3,000,000, and a …
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Diacel ® FL Powder Cement Fluid-Loss Additive is a low- to high-temperature range polymer that is dry blended with the cement powder prior to preparation of the cement slurry. Diacel ® FL Winterized Liquid Cement Fluid-Loss Additive is an aqueous-based liquid polymer that is added into the mix water prior to preparation of the cement slurry.. Both products are non-retarding …
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HALADVANCE 344 cement additive provides fluid loss control in fresh water, brines, and seawater; it is compatible with conventional cementing additives, and has been shown to be effective through laboratory testing at 400ºF (204ºC). Thus, HALADVANCE 344 cement additive enables dependable barriers across a wide range of operational conditions.
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The additive reduces loss of water from the slurry into the formation, resulting in a better cement job. The ideal fluid loss additive would be of low cost and have no adverse effects on the performance properties of cement. For cement slurry to seal the annulus, it must be effectively "placed," then changed from a liquid to a solid in the ...
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By effectively controlling fluid loss in high density slurries, the CG610 additive helps to ensure that the cement forms a solid and impermeable barrier, safeguarding the well …
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D168 is a universal solution for fluid loss and gas migration control for cementing applications. The wide-temperature-range additive, part of the UNIFLAC universal fluid-loss additive …
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of alternative fluid loss additive and the fluid loss additive FLOSS 600 in a dosage of 0.6% bwoc in the presence of acetone-formaldehyde dispersant DAF 0.2% bwoc. At the density of the cement slurry 1.92 g/cm3 and BHCT 570C, FLOSS 600 product does not lose its effectiveness and maintains a low level of filtration. 160 140 120 100 80 60 40 20 0 ...
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Controls fluid loss of cement from 80 to 360 F BHCT; ... Riteks RFL-9 is an effective fluid loss additive in primary, remedial, and squeeze cementing, and can be used in bottom hole circulating temperatures (BHCT's) between 60° and 300°F (15.5°and 149°C). ... 105°C). This material is non-dispersing and is compatible in a wide range of ...
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Oilfield exploration into deeper and hotter regions also puts additional demands on cement additive chemistries. ... more consistent and predictable retardation across a wide temperature range and in a variety of challenging cement …
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Diacel ® FL Winterized Liquid Cement Fluid-Loss Additive is an aqueous-based liquid polymer that is added into the mix water prior to preparation of the cement slurry. Both products are …
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Diacel ® LWL Powder Cement Fluid-Loss / Retarder Additive is a bi-functional additive that is effective both as a retarder and fluid-loss control agent. It can be used as a retarder on wells …
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Diacel® LWL Powder is a versatile cement fluid-loss and retarder additive suitable for a wide temperature range. This powdered additive is dry blended with the cement powder before …
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This chapter deals with the special chemicals used for fluid loss additives. Fluid losses may occur when the fluid comes in contact with a porous formation. This is relevant for drilling and completion fluids, fracturing fluids, and cement slurries. Thus, fluid loss additives are used in a variety of fluids used for different purposes.
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The wide peak at 3460 cm −1 originates from the ... (Fig. 14 a) after 240 °C fluid loss has many void pores in the range of 1–5 μm while the filter cake with PANI C S H is ... N-dimethylacrylamide-co-Ca 2-acrylamido-2-methylpropanesulfonate) as cement fluid loss additive in presence of acetone-formaldehyde-sulfite dispersant. J. Appl ...
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Fluid loss additives reduce water loss through the cement filter cake, which makes them especially useful in squeeze cementing. The Polytrol® FL line of products are effective fluid loss control chemicals for use in differing conditions and requirements, such as high temperatures …
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Syensqo is a one-stop cementing additives company. Syensqo not only offers a comprehensive range of cementing products, our field experts provide a full range of technical services to help customers design, test and optimize cement slurries to …
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Diacel ® FL Powder Cement Fluid-Loss Additive is a low- to high-temperature range polymer that is dry blended with the cement powder prior to preparation of the cement slurry. Diacel ® FL Winterized Liquid Cement Fluid-loss Additive is an aqueous-based liquid polymer that is added into the mix water prior to preparation of the cement slurry.. Both products are non-retarding …
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Diacel ® HTR-100 Liquid Cement Retarder Additive. A mid-range cement retarder, effective between 175 to 275 °F. In liquid form it has dispersing properties and is blended with the …
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