Patent application number | Description | Published |
20080230220 | Proppant suspension testing devices and methods of use - An apparatus for testing a rheological property of a fluid with a particulate includes: (a) a receptacle having a cylindrical side wall enclosed by a bottom wall defining a cavity for receiving a fluid to be tested; (b) an axial support adapted to be positioned in the cavity of the receptacle, whereby relative rotational motion can be imparted to the receptacle and the axial support; (c) at least one inward projection extending inward from an inside surface of the receptacle; (d) at least one outward projection extending outward from the axial support; and (e) at least one projection for directing fluid flow that has at least one major surface angled or curved upward. A method of testing a rheological property of a fluid with a particulate includes: (a) placing a sample of the fluid and the particulate in the apparatus; (b) imparting relative rotational motion to the receptacle and the axial support; and (c) measuring the torque between the receptacle and the axial support. A method of fracturing a subterranean formation penetrated by a well includes: (a) placing a sample of a fracturing fluid and a particulate in the apparatus; (b) imparting relative rotational motion to the receptacle and the axial support; (c) measuring the torque between the receptacle and the axial support; (d) adjusting the conditions for mixing the fracturing fluid and the particulate in response to the measured torque; and (e) injecting the fluid and particulate into the well at a sufficient rate and pressure to fracture the formation. | 09-25-2008 |
20090120644 | Reduced Carbon Footprint Settable Compositions for Use in Subterranean Formations - An example method of cementing in a subterranean formation includes determining a settable composition for use in the subterranean formation; calculating a total carbon footprint of the settable composition; determining at least one additive for use in the settable composition, wherein the additive replaces at least a portion of the settable composition and reduces the total carbon footprint of the settable composition; preparing the settable composition comprising the additive; placing the settable composition comprising the additive in the subterranean formation; and allowing the settable composition comprising the additive to set in the subterranean formation. Additional embodiments of the present invention include determining an amount of reduction in the carbon footprint of the settable composition; and/or communicating the amount of reduction in the carbon footprint of the settable composition to a customer or end user. | 05-14-2009 |
20090200029 | Settable Compositions Comprising a Natural Pozzolan and Associated Methods - An embodiment of a method of cementing comprises: introducing a cement composition into a subterranean formation, wherein the cement composition comprises cement kiln dust, a natural pozzolan, and water; and allowing the cement composition to set. Another embodiment of a method comprises: introducing a cement composition into a subterranean formation, wherein the cement composition comprises a cement, a natural pozzolan, and water, wherein the cement comprises Portland cement interground with burned shale; and allowing the cement composition to set. Another embodiment includes a cement composition comprising at least one additive selected from the group consisting of cement, cement kiln dust, Portland cement interground with burned shale, and a combination thereof; a natural pozzolan; and water. | 08-13-2009 |
20100041792 | Latex Compositions Comprising Pozzolan and/or Cement Kiln Dust and Methods of Use - The present invention includes methods and compositions that include a latex, and at least one of a natural pozzolan or cement kiln dust. An embodiment includes a method comprising: placing a latex composition in a subterranean formation, wherein the latex composition comprises: latex, a component selected from the group consisting of a natural pozzolan, cement kiln dust, and a combination thereof, and water; and allowing the latex composition to set. Another embodiment of the present invention includes a latex composition comprising: latex, a component selected from the group consisting of a natural pozzolan, cement kiln dust, and a combination thereof. | 02-18-2010 |
20100044043 | Methods of Cementing in Subterranean Formations Using Cement Kiln Dust in Compositions Having Reduced Portland Cement Content - The present invention includes methods of cementing in subterranean formations using cement kiln dust in compositions having reduced Portland cement content. An embodiment of a method comprises placing a sealant composition that comprises cement kiln dust and is essentially free of Portland cement in a subterranean formation; and allowing the sealant composition to set. | 02-25-2010 |
20100070326 | Methods for Designing, Pricing, and Scheduling Well Services and Data Processing Systems Therefor - Methods comprising for pricing and scheduling one or more well services comprising obtaining input data for the one or more well services, determining the well service specifications, determining a schedule for the one or more well services, determining costs for the one or more well services, and determining the price of the one or more well services based on a plurality of factors, wherein the plurality of factors comprises the schedule and the costs. Methods comprising for pricing and scheduling one or more well services comprising obtaining input data for the one or more well services, the input data comprising well characteristics of the one or more well service, determining a schedule for the one or more well services, determining the price of the one or more well service based on a plurality of factors, wherein the plurality of factors comprises the schedule and the well characteristics. | 03-18-2010 |
20100088196 | Methods for Designing, Pricing, and Scheduling Well Services and Data Processing Systems Therefor - Methods comprising for pricing and scheduling one or more well services comprising obtaining input data for the one or more well services, determining the well service specifications, determining a schedule for the one or more well services, determining costs for the one or more well services, and determining the price of the one or more well services based on a plurality of factors, wherein the plurality of factors comprises the schedule and the costs. Methods comprising for pricing and scheduling one or more well services comprising obtaining input data for the one or more well services, the input data comprising well characteristics of the one or more well service, determining a schedule for the one or more well services, determining the price of the one or more well service based on a plurality of factors, wherein the plurality of factors comprises the schedule and the well characteristics. | 04-08-2010 |
20100155069 | Cement Compositions Comprising Stevia Retarders - Methods and compositions that include a method of cementing comprising providing a cement composition comprising water, a hydraulic cement, and an additive comprising at least one additive selected from the group consisting of a stevia retarder and inulin; placing the cement composition in a subterranean formation; and permitting the cement composition to set in the formation. | 06-24-2010 |
20100282466 | Acid-Soluble Cement Compositions Comprising Cement Kiln Dust and/or a Natural Pozzolan and Methods of Use - The present invention relates to acid-soluble cement compositions that comprise cement kiln dust (“CKD”) and/or a natural pozzolan and associated methods of use. An embodiment includes a method of cementing comprising: placing an acid-soluble cement composition in a subterranean formation, wherein the acid-soluble cement composition comprises a hydraulic cement, a component selected from the group consisting of CKD, pumicite, and a combination thereof, and water; allowing the acid-soluble cement composition to set; and contacting the set acid-soluble cement composition with an acid to dissolve the set acid-soluble cement composition. | 11-11-2010 |
20100292365 | Latex Compositions Comprising Pozzolan and/or Cement Kiln Dust and Methods of Use - The present invention includes methods and compositions that include a latex, and at least one of a natural pozzolan or cement kiln dust. An embodiment includes a method comprising: placing a latex composition in a subterranean formation, wherein the latex composition comprises: latex, a component selected from the group consisting of a natural pozzolan, cement kiln dust, and a combination thereof, and water; and allowing the latex composition to set. Another embodiment of the present invention includes a latex composition comprising: latex, a component selected from the group consisting of a natural pozzolan, cement kiln dust, and a combination thereof. | 11-18-2010 |
20110028607 | Cement Compositions Comprising Stevia Retarders - Methods and compositions that include a method of cementing comprising providing a cement composition comprising water, a hydraulic cement, and an additive comprising at least one additive selected from the group consisting of a stevia retarder and inulin; placing the cement composition in a subterranean formation; and permitting the cement composition to set in the formation. | 02-03-2011 |
20120325476 | Sealant Compositions Comprising Cement Kiln Dust and Tire-Rubber Particles and Methods of Use - Methods and compositions are provided that relate to sealant compositions comprising cement kiln dust, tire-rubber particles, and water. An embodiment discloses a method comprising: providing a sealant composition comprising cement kiln dust, tire-rubber particles, and water; and allowing the sealant composition to set to form a hardened mass. | 12-27-2012 |
20120328377 | Resin-Based Sealant Compositions Comprising Cement Kiln Dust and Methods of Use - Methods and compositions are provided that relate to resin-based sealant compositions comprising cement kiln dust. An embodiment discloses a method comprising: providing a resin-based sealant composition comprising a liquid hardenable resin component and kiln dust; and allowing the resin-based sealant composition to harden. | 12-27-2012 |
20130112405 | Consolidating Spacer Fluids and Methods of Use - Disclosed are spacer fluids and methods of use in subterranean formations. Embodiments may include use of consolidating spacer fluids in displacement of drilling fluids from a well bore annulus. | 05-09-2013 |
20130153214 | Compositions Containing Kiln Dust and/or Biowaste Ash and Methods of Use - An embodiment of the present invention comprises a method of treating a subterranean formation comprising: providing a treatment fluid comprising a kiln dust, biowaste ash, and water; and introducing the treatment fluid into a subterranean formation. Another embodiment of the present invention comprises a method of cementing comprising: introducing a cement composition into a subterranean formation, wherein the cement composition comprises a kiln dust, biowaste ash, and water; and allowing the cement composition to set in the subterranean formation. Yet another embodiment of the present invention comprises a method comprising: providing a spacer fluid comprising biowaste ash and water; introducing the spacer fluid into a well bore to displace at least a portion of a first fluid from the well bore; and introducing a cement composition into the well bore, wherein the spacer fluid separates the cement composition and the first fluid. | 06-20-2013 |
20130210685 | Consolidating Spacer Fluids and Methods of Use - Disclosed are spacer fluids and methods of use in subterranean formations. Embodiments may include use of consolidating spacer fluids in displacement of drilling fluids from a well bore annulus. | 08-15-2013 |
20130213642 | Consolidating Spacer Fluids and Methods of Use - Disclosed are spacer fluids and methods of use in subterranean formations. Embodiments may include use of consolidating spacer fluids in displacement of drilling fluids from a well bore annulus. | 08-22-2013 |
20130213643 | Consolidating Spacer Fluids and Methods of Use - Disclosed are spacer fluids and methods of use in subterranean formations. Embodiments may include use of consolidating spacer fluids in displacement of drilling fluids from a well bore annulus. | 08-22-2013 |
20130233538 | Methods and Systems for Evaluating a Boundary Between a Consolidating Spacer Fluid and a Cement Composition - Disclosed are spacer fluids and methods of use in subterranean formations. Embodiments may include use of consolidating spacer fluids in displacement of drilling fluids from a well bore annulus. Embodiments may include determining the boundary between a cement composition and a consolidating spacer fluid based on presence of tagging material in the well bore. | 09-12-2013 |
20130247653 | STATIC GEL STRENGTH TESTING - A method of performing a static gel strength test on a composition can include placing the composition into a static gel strength test instrument, stirring the composition with at least one helical blade of the instrument, and measuring resistance to rotation between a stator and a rotor of the instrument. A static gel strength test instrument can include a rotor, and a stator having at least one helical blade. The static gel strength test instrument characterizes gelation of a composition. Another static gel strength test instrument can include a stator having at least one helical blade, and a rotor having at least one helical blade. | 09-26-2013 |
20130248183 | Cement Set Activators for Set-Delayed Cement Compositions and Associated Methods - Disclosed herein are cement compositions and methods of using set-delayed cement compositions in subterranean formations. A method of cementing in a subterranean formation, may comprise providing a set-delayed cement composition comprising water, pumice, hydrated lime, and a set retarder, activating the set-delayed cement composition with a cement set activator, wherein the cement set activator comprises at least one activator selected from the group consisting of nanosilica, a polyphosphate, and combinations thereof, introducing the set-delayed cement composition into a subterranean formation, and allowing the set-delayed cement composition to set in the subterranean formation. | 09-26-2013 |
20140048266 | Methods for Determining Reactive Index for Cement Kiln Dust, Associated Compositions and Methods of Use - A variety of methods and compositions are disclosed, including, in one embodiment, a method of treating a well comprising: providing a treatment fluid comprising a base fluid and a blended cementitious component, wherein the blended cementitious component comprises kiln dust from two or more different sources; and introducing the treatment fluid into a well bore. | 02-20-2014 |
20140076204 | Acid-Soluble Cement Compositions Comprising Cement Kiln Dust and/or a Natural Pozzolan and Methods of Use - The present invention relates to acid-soluble cement compositions that comprise cement kiln dust (“CKD”) and/or a natural pozzolan and associated methods of use. An embodiment includes a method of cementing comprising: placing an acid-soluble cement composition in a subterranean formation, wherein the acid-soluble cement composition comprises a hydraulic cement, a component selected from the group consisting of CKD, pumicite, and a combination thereof, and water; allowing the acid-soluble cement composition to set; and contacting the set acid-soluble cement composition with an acid to dissolve the set acid-soluble cement composition. | 03-20-2014 |
20140116150 | Methods for Determining Reactive Index for Cementitious Components, Associated Compositions, and Methods of Use - A variety of methods and compositions are disclosed, including, in one embodiment, a method of cementing comprising: providing a settable composition comprising water and a cementitious component having a determined reactive index; and allowing the settable composition to set to form a hardened mass. | 05-01-2014 |
20140311225 | COMBINED RHEOMETER/MIXER HAVING HELICAL BLADES AND METHODS OF DETERMINING RHEOLOGICAL PROPERTIES OF FLUIDS - A method of determining rheological properties can include dispensing a fluid into a rheometer including a stator having at least one helical blade, measuring torque (T) due to relative rotation between the stator and a rotor of the rheometer at different rotational speeds (RPM's), calculating shear stress (SS) as follows: SS=T | 10-23-2014 |