Abstract: A combination of three polymers including a crosslinked acrylamide-TBAS copolymers in inverse emulsion form, N-vinyl pyrrolidone-acrylamide-TBAS terpolymer, and crosslinked N-vinyl pyrrolidone-acrylamide-TBAS acts as high temperature, high pressure fluid loss control additives for water-based drilling fluids systems. The combination is particularly useful for high salt, high density drilling fluids, and high temperature applications.

Abstract: In one aspect, embodiments disclosed herein relate to an oil-based wellbore fluid. The oil-based wellbore fluid may include an oleaginous liquid and a surface-modified precipitated silica, wherein the surface-modified precipitated silica comprises a lipophilic coating. In another aspect, embodiments disclosed herein relate to a method of drilling or servicing a well. The method may include circulating a wellbore fluid, such as that described in the paragraph above, into a wellbore, and recovering at least a portion of the wellbore fluid from the wellbore.

Abstract: Capped nanoparticles may be added to an oil-based fluid to improve the electrical conductivity of the oil-based fluid. The oil-based fluid may be a drilling fluid, a completion fluid, a drill-in fluid, a stimulation fluid, a servicing fluid, and combinations thereof. In a non-limiting embodiment, the oil-based fluid composition may be circulated in a subterranean reservoir wellbore.

Abstract: An emulsifying composition for an oil based drilling fluid includes oleyl alcohol and a mixture of polymeric amides. The polymeric amides can be 1,3-dihydroxypropan-2-yl (E)-12-hydroxyoctadec-9-enoate, (9E,9?E)-N,N?-(azanediylbis(ethane-2,1-diyl))bis(12-hydroxyoctadec-9-enamide, (E)-12-hydroxy-N,N-bis(2-((E)-12-hydroxyoctadec-9-enamido(ethyl)octadec-9-enamide, (Z)-4-(bis(2-((E)-12-hydroxyoctadec-9-enamido)ethy)amino)-4-oxobut-2-enoic acid, 1,3-dihydroxypropan-2-yl(Z)-4-(bis(2-((E)-12-hydroxyoctadec-9-enamido)ethy)amino)-4-oxobut-2-enoate, and N1,N1,N4,N4-tetrakis(2-((E)-12-hydroxyoctadec-9-enamido)ethyl)maleamide. The method of forming the emulsifying composition includes reacting a fatty oil with diethylenetriamine and then maleic acid, and adding oleyl alcohol. The high density emusifying composition is stable at high temperatures of drilling operations at greater depths in the wellbore.

Abstract: Spacer compositions and products may include a biopolymer component, a plant fiber component, and a weighting agent component, and in further non-limiting embodiments may include xanthan gum, a blend of plant fibers, and a weighting agent component. These spacer compositions and spacer products may be utilized in well fluid operations, including well cementing operations and well completion operations.

Abstract: Methods of using a component in a subterranean wellbore include positioning a component including a degradable thermoset polymer material in a wellbore location, obstructing flow with the component, exposing the component to an acidic solution to degrade the selectively degradable thermoset polymer material and to remove the component from the wellbore location, and flowing a fluid through the wellbore location where the component was positioned. Methods of forming a component of a wellbore system include forming at least a portion of the component to comprise a degradable thermoset polymer material. Wellbore systems include at least one component including a selectively degradable thermoset polymer material. The selectively degradable thermoset polymer material may be a polyhexahydrotriazine (“PHT”) material.

Abstract: A well treatment microemulsion includes an oil external phase, an internal aqueous phase and a hydrophilic surfactant. The surfactant has a hydrophile lipophile balance of between 8-18. The oil external phase may include d-Limonene, xylenes, light mineral oil, or kerosene. The surfactant is configured to emulsify the water of the internal aqueous phase into the oil of the external (continuous) phase. The surfactant may include polyoxyethylene sorbitan monooleate, polyoxyethylene sorbitan tristearate, polyoxyethylene hydrogenated castor oil, polyoxyethylene sorbitan monostearate, polyoxyethylene sorbitan monooleate, polyoxyethylene sorbitan monolaurate or mixtures therebetween. The use of hydrophilic surfactants to emulsify an internal aqueous phase within an oil external microemulsion produces unexpected and beneficial results.

Abstract: A method of breaking the viscosity of a treatment fluid comprises: adding hydrophobic nanoparticles to a treatment fluid comprising a base fluid and a viscoelastic surfactant gelling agent, the hydrophobic nanoparticles comprising metallic nanoparticles that are surface modified with C6-30 aliphatic groups, wherein the hydrophobic nanoparticles are added in an amount effective to decrease the viscosity of the treatment fluid as compared to a treatment fluid absent the hydrophobic nanoparticles.

Abstract: An organic acid composition for use in oil industry activities, said composition comprising: methane sulphonic acid; a metal iodide or iodate; and an alcohol or derivative thereof. The uses include: injection/disposal in wells; squeezes and soaks or bullheads; acid fracturing; acid washes or matrix stimulations; fracturing spearheads (breakdowns); pipeline scale treatments; cement breakdowns or perforation cleaning; pH control; and de-scaling applications.

Abstract: A method comprising: introducing into a fracture within a subterranean formation a first treatment fluid comprising uncoated first proppant particulates; introducing into the fracture a second treatment fluid comprising non-hardenable coated second proppant particulates to form a proppant pack; and introducing into the fracture a third treatment fluid comprising hardenable coated third proppant particulates intermittently between a spacer fluid to form pillars.

Abstract: A system and method of decreasing contaminant concentration in an oilfield brine fluid, such as a high density completions fluid, that includes mixing the oilfield brine fluid with chlorine dioxide (ClO2). The oilfield brine fluid includes dissolved contaminant, such as iron, and one or more dissolved salts, such as selected from the group consisting of NaCl, NaBr, CaCl2, CaBr2, and ZnBr2. The mixing is for a time sufficient for the ClO2 to react with at least one component of the oilfield brine fluid to form precipitated contaminant without reacting to the one or more salts.

Abstract: A light emitting material of the constitutional formula is provided. The structure is unitary, and the formula weight is determined, and the better solubility and film formation are provided, and the thin film status is stable; it possesses a very high decomposition temperature and a lower sublimation temperature, and is easy to sublime to be light emitting material of high purity, and can be applied for small molecule organic light emitting diode. In a manufacture method of the light emitting material, p-bromothiophenol and 4-Bromo-2-fluorobenzonitrile are employed as starting materials, and the intermediate of the light emitting material is obtained with a series of simple reactions, and finally, the light emitting material is obtained with Ullmann reaction or Suzuki reaction, and the steps are simple and the production is high.

Abstract: The instant invention is related with new perimidine derivatives synthesized via direct condensation between naphthalene-1,8-diamine and itaconic or citraconic anhydrides at low temperature. The targeting itaco-perinone (IP) molecule formed via double low temperature cyclization has fluorescence properties emitting white light intensively. Besides, 9-methylene-8H-pyrrolo[1,2-a]perimidin-10(9H)-one is copolymerizable with several kind of organic monomer compounds via free radical mechanism maintaining the ability to emit white light even within the polymer film.

Abstract: A method of preparing a solution capable of etching a platable plastic. The method comprises the steps of: (a) providing an electrolyte comprising a solution of manganese(II) in a solution of 9 to 15 molar sulfuric acid or phosphoric acid to an electrolytic cell; (b) applying a current to the electrolytic cell, wherein the electrolytic cell comprises an anode and a cathode; and (c) oxidizing the electrolyte to form manganese(III) ions, wherein the manganese(III) ions form a metastable sulfate complex. Thereafter, a platable plastic may be immersed in the metastable sulfate complex for a period of time to etch the platable substrate prior to subsequent plating steps.

Abstract: A liquid crystal composition satisfying at least one characteristic such as high maximum temperature, low minimum temperature, small viscosity, suitable optical anisotropy, large negative dielectric anisotropy, large specific resistance, high stability to UV light or to heat, or having a suitable balance regarding at least two of the characteristics, and an AM device having characteristics such as a short response time, a large voltage holding ratio, a low threshold voltage, a large contrast ratio and a long service life are shown. The liquid crystal composition contains a specific compound having at least three polymerizable groups, and the liquid crystal display device includes the composition. The composition may contain a specific compound having large negative dielectric anisotropy as a first component, and a specific compound having a high maximum temperature or small viscosity as a second component.

Abstract: Thermal barrier mixtures and method of making the thermal barrier mixtures are described herein. The thermal barrier mixtures may be used to make thermal barrier coatings. Thermal barrier mixture may include halloysite and one or more silicon compounds.

Abstract: A one-pot liquefaction process for biomass is presented. The one-pot liquefaction process for biomass comprises the following steps: preparing a slurry containing a catalyst, a vulcanizing agent and a biomass, and introducing hydrogen into the slurry to carry out a reaction, thereby obtaining a bio-oil wherein the reaction is controlled to be carried out under a pressure of 13-25 MPa and a temperature of 300-500° C.; and the catalyst comprises amorphous alumina or biomass charcoal loading an active component, and the active component comprises one or more selected from oxides of metals of group VIB, group VIIB or group VIII in the periodic table of elements. The process provided by the present invention has high reaction efficiency, no coke formation and high liquid yield.

Abstract: A process and apparatus for re-refining used lubricating oil (ULO) having thermally unstable additives such as zinc compounds. ULO is mixed with a superheated distillate which may be a recycle stream, an outside stream, or combination, then charged to a vacuum flash or fractionator, to produce an overhead vapor and a residual fraction comprising additives and/or decomposition products thereof. Overhead vapor is condensed to yield a liquid lubricant boiling range product. Superheating may occur in a fired heater, heat exchanger or combination. Mixing of superheated fluid and ULO may occur in a pipe in turbulent flow and/or an in line mixer. Energy efficiency is improved by heat exchanging ULO feed with vapor or liquid product streams. An aromatic rich and thermally stable outside stream such as FCC LCO can be readily superheated. Recovered lubricant boiling range material can be recycled, used as a lube stock or for FCC feed.

Abstract: The present invention relates to a novel catalyst composition for catalytic cracking of hydrocarbon streams to enhance the yield of light olefins. The catalyst composition for the cracking of hydrocarbon feed streams to light olefins, comprises a USY zeolite with silica/alumina ratio of more than 40, pentasil zeolite, a phosphate compound and alumina silica binder. The yield of olefins is further increased when the catalyst composition is impregnated with a cerium oxide. The present invention also provides a process of increasing the yield of light olefins from hydrocarbon feed streams comprising contacting the hydrocarbon streams with catalyst compositions of the present invention.

Abstract: An apparatus and process is provided for improved asphaltene separation from heavy hydrocarbon or bitumen with low process complexity through mass transfer using solvent and counter-current flows, with three sections: an upper DAO/solid-asphaltene separation zone, a middle solvent mixing and segregation zone, and a bottom clarification zone. Solvent mixed with heavy hydrocarbon forms a process feed introduced to the process vessel's upper zone and exposed to counter-current solvent removing DAO from solid asphaltene particles in the feed, the particles fall through the middle zone and are mixed with introduced solvent, which introduced solvent segregates DAO-rich solution in the upper zone (for extraction from that zone) from solvent-rich mixtures in the middle mixing and lower clarification zones. Solvent flows and precipitate movement are controlled to optimize mass transfer in process, resulting in high DAO recovery and dry, solid asphaltene product.

Abstract: The invention relates to injecting steam into crude oil via a hydrocyclone to remove salt by transferring the salt into the condensed water from the steam. Steam transfers salt from crude oil via a different transfer mechanism and the water is separated from the crude oil leaving desalted crude oil for refining.

Abstract: The invention relates to injecting steam into crude oil in two separate desalting steps to remove salt by transferring the salt into the condensed water from the steam and gravity separating the water from the crude oil. Steam transfers salt from crude oil via a different transfer mechanism and therefore doesn't require the high shear mixing of conventional water injection systems. In the invention, salt is also removed via a first step of adding water with harsh mixing of the added water with the crude oil.

Abstract: A process for reducing the sulfur content of a hydrocarbon stream is disclosed. A full range cracked naphtha is contacted with a hydrogenation catalyst to convert at least a portion of the dienes and mercaptans to thioethers and to hydrogenate at least a portion of the dienes. The full range cracked naphtha is fractionated into a light naphtha fraction, a medium naphtha fraction, and a heavy naphtha fraction. The heavy naphtha fraction is hydrodesulfurized. The medium naphtha fraction is mixed with hydrogen and gas oil to form a mixture, which is contacted with a hydrodesulfurization catalyst to produce a medium naphtha fraction having a reduced sulfur concentration. The light, heavy, and medium naphtha fractions may then be recombined to form a hydrodesulfurized product having a sulfur content of less than 10 ppm in some embodiments.

Abstract: A syngas generator provides a pyrolysis chamber and a steam cracking unit within a heater. A conveyor such as an auger directs input through the pyrolysis chamber where a pyrolysis reaction at about 600 C releases a gas/vapor mixture which is directed through a manifold and through an ejector into the cracking unit which operates at about 1200 C. Syngas from the cracking unit can be cooled, used for co-generation power systems, generate steam, and/or be burned (possibly combusted to generate electricity) with the heat used to heat the heater.

Abstract: A renewable fuel production system includes a carbon dioxide capture unit for extracting carbon dioxide from atmospheric air, a carbon dioxide electrolyzer for converting carbon dioxide to carbon monoxide, a water electrolyzer for converting water to hydrogen, a synfuels generator for converting carbon monoxide produced by the carbon dioxide electrolyzer and hydrogen produced by the water electrolyzer to a fuel. The fuel produced can be synthetic gasoline and/or synthetic diesel. A renewable fuel production process includes the steps of extracting carbon dioxide from atmospheric air via a carbon dioxide capture unit, converting carbon dioxide to carbon monoxide via a carbon dioxide electrolyzer, converting water to hydrogen via a water electrolyzer, and converting carbon monoxide produced via the carbon dioxide electrolyzer and H2 produced via the water electrolyzer to a fuel. The system is also capable of simultaneously or alternatively producing a separate industrial chemical.

Abstract: A process for converting waste fibers to solid fuel is provided, including providing a supply of animal waste including the waste fibers in a predetermined quantity; washing the supply of animal waste for a predetermined washing period; dewatering the supply of animal waste by separating water from the waste fibers for a predetermined dewatering period; shedding the waste fibers for separating liquids from solids; compressing the dewatered and shed waste fibers to generate a plurality of briquettes; torrefying at least one of the plurality of briquettes in a torrefaction reactor using a heat source at a predetermined torrefying temperature for a predetermined torrefying period; removing the at least one of the plurality of briquettes from the reactor; and cooling the torrefaction reactor to reach a predetermined cooling temperature.

Abstract: A composition of fuel additives includes at least a first additive of a triazole derivative and a second additive of a quaternary ammonium salt. The disclosure also relates to a diesel fuel including such a composition and the use of a fuel for limiting deposits in a diesel engine. In particular, the fuel containing the composition of additives is used in direct-injection diesel engines.

Abstract: A lubricating composition for use in heavy duty diesel engines which is formulated to allow the use of organo-molybdenum compounds but which overcomes the issue of Cu and/or Pb corrosion and also maintains elastomer seal compatibility. The lubricant is characterized by having a composition comprising (A) an organo-molybdenum compound, (B) an alkylated diphenylamine derivative of triazole, (C) base oil, and optionally (D) one or more additives selected from the group including antioxidants, dispersants, detergents, anti-wear additives, extreme pressure additives, friction modifiers, rust inhibitors, corrosion inhibitors, seal swell agents, anti-foaming agents, pour point depressants and viscosity index modifiers.

Abstract: The invention provides a lubricating oil for fluid dynamic bearing including as a base oil a monoester oil free of unsaturated bond, and having an absolute viscosity of 2.0 to 3.0 mPa·s at 100° C. a viscosity index of 130 or more and a pour point of ?20° C. or less.

Abstract: A lubricating oil composition and method of operating a boosted internal combustion engine. The lubricating oil composition has not more than 150 ppm sodium and includes a major amount of a base oil and an additive composition that includes one or more overbased calcium-containing detergents having a total base number of greater than 225 mg KOH/gram, in an amount sufficient to provide greater than 1100 ppm by weight to less than 2400 ppm by weight of calcium to the lubricating oil composition, and one or more molybdenum-containing compounds in an amount sufficient to provide at least about 80 ppm by weight molybdenum to the lubricating oil composition, all based on the total weight of the lubricating composition. The oil and method may reduce low-speed pre-ignition events in the boosted internal combustion engine relative to a number of low-speed pre-ignition events in the same engine lubricated with a reference lubricating oil.

Abstract: Extracted olive oil having extremely less olive smell and excellent skin permeability, and having an extremely higher antioxidative property than that of common olive oil. Also provided is a method for producing extracted olive oil including: crushing olive fruits and olive leaves; and producing the extracted olive oil from an obtained paste-like matter, where the olive fruits and the olive leaves are lactic fermented before or after the crushing step or during the crushing step.

Abstract: The cleaning agent composition for hard surface contains at least one kind of carboxylic acid compound selected from the group consisting of an aliphatic monocarboxylic acid, a polycarboxylic acid, and any neutralized salt of these, a specific first alkyleneoxy group-containing compound, a specific second alkyleneoxy group-containing compound, and a specific oxypropylene group-containing compound.

Abstract: Stabilized compositions employing a sequestrant system and a binding system for improving shelf stability and dispensing stability of a solid activated bleach composition are disclosed. The compositions contain a peroxygen source and a catalyst activator which require generation of a peroxycarboxylic acid or other active oxygen sanitizing agent at a point of use. Stabilized compositions employ a sequestrant system including a phosphonic acid and/or dipicolinic acid sequestrant and a binding system comprising an anionic surfactant for a solid formulation of a catalyst activator and peroxygen source to provide shelf stability and dispensing stability for a activated bleach composition. Methods of formulating and use are further disclosed.

Abstract: Aqueous formulation containing (A) at least one pigment or at least one dyestuff, (B) at least one dispersant selected from (B1) copolymers of at least one ethylenically unsaturated C4-C10-dicarboxylic acid and at least one C4-C20-olefin and their respective alkali metal salts and (B2) aromatic sulfonic acids and their respective alkali metal salts.(C) at least one chelating agent selected from MGDA, GLDA, IDS and citric acid and their respective ammonium and alkali metal salts. (D) water, wherein the concentration of the pigment (A) or dyestuff (A) is in the range of from 5 to 500 ppm, referring to the total aqueous formulation, and wherein the weight ratio of dispersant (B) to the pigment (A) or dyestuff (A), respectively, is in the range of from 1:5 to 3:1.

Abstract: A system for making a personalized malt-based beverage may comprise at least one packaged base liquid and at least one separately packaged flavor ingredient. The at least one packaged base liquid may comprise at least about 0.1% wt ethyl alcohol, at least about 3% wt malt extract solids, and a carbon dioxide level between about zero grams per liter and about 1.5 grams per liter. The separately packaged flavor ingredient may comprise a dry ingredient.

Abstract: Disclosed are processing systems and processes for carrying out enzymatic batchwise or continuous process for the production of fatty acid alkyl esters for use in the biofuels, food and detergent industries.

Abstract: A cell culture container is provided, comprising membrane bound compartments for growing and harvesting monocytes that allows replenishing and removal of feed media without the loss or death of cells.

Abstract: A recipient for cell cultivation having an inner compartment adapted for cell growth, in one embodiment, an outer tubular wall extends in a longitudinal direction and delimits an outer boundary of the inner compartment in a radial direction. First and second ends delimit the inner compartment at the first respectively the second outer end of the outer tubular wall. A fixed packing in the inner compartment comprises a packing, such as a fiber matrix. Additional embodiments and related methods are also disclosed.

Abstract: Methods and devices for non-thermal PCR amplification of nucleic acid sequences. An electrical potential is applied to cause non-thermal separation of strands of a double-stranded nucleic acid or double-stranded nucleic acid/primer extension product.

Abstract: The present invention relates generally to an integrated system, apparatus and method that allows for the continuous culturing of microorganisms under high pressure conditions and at a wide range of temperatures. More specifically, the system is configured to be gas tight and operate under aerobic or anaerobic conditions. The system is also configured to permit periodic sampling of the incubated organisms under such conditions with minimal physical/chemical disturbance inside the reactor and minimal impacts of shear forces on the collected biomass.

Abstract: A device for preparing adipose tissue for transplantation, from lobular fat extracted, for instance, by liposuction. The device comprises at least one washing and separating container (1) having a washing chamber (11) for washing the liposuctioned material, which washing and separating container (1) has at least one inlet (12) and at least one outlet (13) for the liposuctioned material to enter the washing chamber (11) through the inlet (12) and for at least part of said material, the fluid component, to exit said chamber 11 through the outlet 13. The washing and separating container (1) is coupled to stirring means via coupling means (2) for releasably coupling said washing and separating container (1) to said stirring means, drive means being provided for driving said stirring means.

Abstract: Method and apparatus for transmitting acoustic energy to a sample for treatment by employing a phase change couplant at least adjacent a sample vessel. The phase change couplant may be solid before and after treatment, but liquid during treatment to improve acoustic energy transmission charactersitics.

Abstract: Various embodiments are directed to consumable products incorporating a matrix of cultured tobacco cells. Any tobacco variety may be utilized for establishing in vitro tobacco cultures, including native tobacco varieties and genetically modified tobacco varieties derived from any tobacco variety. Various embodiments are directed to methods for producing tobacco products incorporating cellular material and/or extracts derived from tobacco cells cultured in vitro.

Abstract: The present invention relates to the production and culture of undifferentiated spermatogonial stem cells that can be maintained long term and are feeder free. The resultant feeder-free populations can be used in any of a number of protocols including the generation of progeny bulls. The present invention includes novel methods required for the successful enrichment of bovine spermatogonial stem cells, novel cell lines and other components used for the same, as well as the resultant stem cell compositions.

Abstract: The present invention relates to the field of stem cell biology, in particular the lineage specific differentiation of pluripotent or multipotent stem cells, which can include, but is not limited to, human embryonic stem cells (hESC) in addition to nonembryonic human induced pluripotent stem cells (hiPSC), somatic stem cells, stem cells from patients with a disease, or any other cell capable of lineage specific differentiation. Specifically described are methods to direct the lineage specific differentiation of hESC and/or hiPSC into floor plate midbrain progenitor cells and then further into large populations of midbrain fate FOXA2+LMX1A+TH+ dopamine (DA) neurons using novel culture conditions.

Abstract: A method for differentiation of neural stem cells, neurons and GABAergic neurons from mesenchymal stem cells includes culturing the mesenchymal stem cells in a medium containing SB431542, Noggin and LDN193189. By this method, the mesenchymal stem cells are differentiated into neural stem cells, neurons and GABAergic neurons at a high transformation rate without gene manipulation.

Abstract: A method of making retinal ganglion cells, comprises the steps of: (a) differentiating pluripotent stem cells into retinal progenitor cells; and, (b) differentiating retinal progenitor cells into retinal ganglion cells.

Abstract: A method is provided to measure modulation of phosphatidylcholine export transport and/or formation activity in hepatocyte or stable cell-line preparations by test agents including but not limited to drugs, drug candidates, biologicals, food components, herb or plant components, amino acids, peptides, proteins, oligonucleotides, DNA, and RNA. Furthermore, the method is designed to determine modulation of phosphatidylcholine transport and/or formation activity not only by said test agents, but also their metabolites or biotransformation products formed in situ.

Abstract: The present invention relates to a method for producing immune-compatible cells or a cell population which comprises a step of editing one or two alleles of one or more immune-compatible antigen genes by gene deletion or modification in an isolated cell comprising at least one of the immune-compatible antigen genes selected from HLA (human leukocyte antigen)-A, HLA-B and HLA-DR, to immune-compatible cells produced by the method, and to a cell population comprising the immune-compatible cells produced by the method.

Abstract: The present invention is directed generally to eukaryotic host cells comprising artificial endosymbionts and methods of introducing artificial endosymbionts into eukaryotic host cells. The invention provides artificial endosymbionts that introduce a phenotype to host cells that is maintained in daughter cells. The invention additionally provides eukaryotic host cells containing magnetotactic bacteria.