U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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...that in 1800 ether was first used by partyers as a fun diversion? Sniffing the gas led to hilarious and raucous laughter as people watched each other become more and more intoxicated and silly. Several doctors independently realized the value ether would have to anesthetize surgery patients. Of those who claimed rights to the "discovery," none had a happy ending. One had a seizure and died defending his rights. Another spent his life in an asylum because he had been denied acclaim. A third became addicted to chloroform and, in a New York City jail, he soaked a cloth in the drug, severed an artery and bled to death.

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Attorney: OSHA LIANG/MI


Number of applications: 182
Last date: February 03, 2011

1          
Application No.Application TitleIssue Date
20110028360ORGANIC CORROSION INHIBITOR PACKAGE FOR ORGANIC ACIDS
An acidizing composition useful for treating a subterranean hydrocarbon producing formation and removing scale from oilfield equipment, the composition including: an acid; water; and an effective amount of a corrosion inhibitor composition including: at least one mercap...
02/03/2011
20110028356ANNULAR FLUIDS AND METHOD OF EMPLACING THE SAME
An annular fluid or packer fluid, and methods of making the same, that includes a water-miscible solvent, a viscosifying additive, a crosslinking agent, a crosslinking inhibitor having the facility to inhibit crosslinking between the viscosifying additive and the crossl...
02/03/2011
20110024122METHODS AND SYSTEMS OF TREATING A WELLBORE
Embodiments disclosed herein relate to methods of treating a wellbore (101) including emplacing at least one electrolytic tool (50) in a desired section of the wellbore, applying an electric charge to wellbore fluids present in the desired section of the w...
02/03/2011
20110024119DOWNHOLE DEBRIS REMOVAL TOOL
A downhole debris recovery tool including a ported sub coupled to a debris sub, a suction tube disposed in the debris sub, and an annular jet pump sub disposed in the ported sub and fluidly connected to the suction tube is disclosed. A method of removing debris from a w...
02/03/2011
20110021384DRILLING FLUID ADDITIVE AND METHODS OF STABILIZING KAOLINITE FINES MIGRATION
A method of drilling is disclosed and includes pumping a wellbore fluid into a wellbore through an earth formation, wherein the wellbore fluid comprises a base fluid and a surface active agent capable of altering wettability of fines located in the earth formation, and ...
01/27/2011
20110017460METHOD OF ENHANCING ADSORPTION OF AN INHIBITOR ONTO A WELLBORE REGION
The instant disclosure is directed to a method of enhancing adsorption of a salt inhibitor onto a wellbore region, wherein the method comprises preconditioning the wellbore region, emplacing the salt inhibitor into the wellbore region, and shutting in the wellbore regio...
01/27/2011
20110012733SYSTEM AND METHOD FOR DETECTION OF OVERSIZE PARTICLES IN THE UNDERFLOW OF A VIBRATORY SEPARATOR
System and method for detection of oversize particles in the underflow of a vibratory separator and method for measuring the operability of a vibratory separator. The system comprises a sampling line connected to the underflow discharge line of the vibratory separator f...
01/20/2011
20110006185SHAKER DECK ADJUSTMENT APPARATUS
An apparatus to lift an oilfield machine includes at least one lifting bellows, an alignment assembly extending between at least one lifting bellows and an adapter plate of the oilfield machine, the alignment assembly comprising an inner cylinder to reciprocate within a...
01/13/2011
20110005832OFFSHORE THERMAL TREATMENT OF DRILL CUTTINGS FED FROM A BULK TRANSFER SYSTEM
A system for offshore disposal of drill cuttings including a cleaning system for treating contaminated drill cuttings into drill cuttings and contaminants; a transport system for moving the drill cuttings; a slurrification system for making a slurry of the treated drill...
01/13/2011
20110005742FLUID DISTRIBUTION SYSTEM
A fluid distribution apparatus including a housing configured to receive a drilling material and direct the drilling material onto a separatory surface; and a damper coupled to the housing and configured to distribute a flow of the drilling material onto the separatory ...
01/13/2011
20100332204METHOD OF ESTIMATING WELL DISPOSAL CAPACITY
A method for determining a maximum volume of drilling cuttings disposal in a formation, the method including inputting formation parameters into a simulator, simulating a formation during waste injection based on the formation parameters, determining a net pressure base...
12/30/2010
20100326660USE OF DIRECT EPOXY EMULSIONS FOR WELLBORE STABILIZATION
A direct emulsion wellbore fluid, including: a continuous non-oleaginous phase; a discontinuous oleaginous phase; a stabilizing agent; an oil-miscible epoxy-based resin; and a hardening agent; wherein the wellbore fluid is a stable emulsion having a viscosity greater th...
12/30/2010
20100319921WELLBORE FLUID MIXING SYSTEM
A system for mixing fluids for oilfield applications, the system including a first storage vessel (101) configured to hold a first material and a first mixing device (108) in fluid communication with the first storage vessel. The system also including a se...
12/23/2010
20100317549EMULSIFIER BLEND
An oil-in-water emulsion that includes a brine continuous phase; and an oleaginous discontinuous phase stabilized by an emulsifier blend, the emulsifier blend comprising: an emulsifier having an HLB greater than 11; and an amphoteric chemotrope is disclosed. Emulsifier ...
12/16/2010
20100314104METHOD OF USING PRESSURE SIGNATURES TO PREDICT INJECTION WELL ANOMALIES
A method of designing a response to a fracture behavior of a formation during re-injection of cuttings into a formation, the method including obtaining a pressure signature for a time period, interpreting the pressure signature for the time period to determine a fractur...
12/16/2010
20100313645TEST PROCEDURE TO DETERMINE CONCENTRATION AND RELATIVE DISTRIBUTION OF SIZED PARTICLES IN A DRILLING FLUID
A method of determining a particle size distribution in a wellbore fluid including collecting a volume of mud from a vibratory separator, sampling a volume of the collected mud, and testing the volume of collected mud with a test kit to determine the concentration of a ...
12/16/2010
20100312037TOTAL CONTAINMENT TANK CLEANING SYSTEM
Disclosed is a method for treating a waste material, the method including: admixing a waste material with a reagent in an enclosed mixing device to form a solid waste; and collecting vapors from the waste material during the admixing; and collecting the solid waste from...
12/09/2010
20100311619EMULSIFIER FREE OIL-BASED WELLBORE FLUID
A wellbore fluid that includes an oleaginous base fluid; and a silanated weighting agent is disclosed. In particular, the silanated weighting agents may be produced by reaction between an alkyl alkoxy silane and a weighting agent Methods of formulating such fluids and m...
12/09/2010
20100307962PREFERENTIAL BOW ON COMPOSITE SCREENS
Abstract: A shaker screen for attachment to a bed of a shaker includes a screen frame having at least one mesh screen attached to the top side of the screen frame, wherein the screen frame is preferentially bowed prior to attaching the mesh screen to the screen frame....
12/09/2010
20100307746METHODS OF CLEANING WELLBORES AND ANALYZING WELLBORE FLUIDS
A method of analyzing a wellbore fluid that includes treating a wellbore fluid with an emulsifying fluid, the emulsifying fluid comprising: a hydroxylated ether; an amphoteric chemotrope; and testing the treated wellbore fluid for at least one of turbidity and total sus...
12/09/2010
20100300979DEWATERING OF SILICATE WELLBORE FLUIDS
A method of treating silicate-based wellbore fluids that includes flocculating at least a portion of contaminants contained in a silicate-based wellbore fluid out of the fluid phase; and separating the flocculated contaminants from the fluid phase. Methods of recycling ...
12/02/2010
20100300967BREAKER FLUIDS AND METHODS OF USING THE SAME
A method of cleaning a wellbore drilled with a drilling fluid that forms a filter cake that includes emplacing a breaker fluid into the wellbore, the breaker fluid comprising: an aqueous fluid; a fragmentation agent; and an amphoteric chemotrope; and shutting in the wel...
12/02/2010
20100298174CHEMICAL TREATMENT OF CUTTINGS FOR RE-INJECTION INTO SUBTERRANEAN FORMATIONS
A method of slurrifying drill cuttings that includes admixing oil-contaminated drill cuttings, water, and at least one surface active agent; emulsifying at least a portion of the oil contaminants within the mixture; and forming a pourable slurry of drill cuttings in wat...
11/25/2010
20100294498VISCOELASTIC SURFACTANT BASED WELLBORE FLUIDS AND METHODS OF USE
A wellbore fluid that includes an aqueous based fluid; an amphoteric, viscoelastic surfactant; and a modified starch is disclosed. Methods of drilling subterranean wells, methods of reducing the loss of fluid out of subterranean wells, and methods of completing wellbore...
11/25/2010
20100283492AUTOMATED ELECTRICAL STABILITY METER
A method for automatically measuring a property of a fluid associated with a drilling application, including obtaining a sample of the fluid, wherein the sample of the fluid is obtained by directing the fluid through an electrode probe assembly comprising an electrode p...
11/11/2010
20100282470METHODS OF INCREASING FRACTURE RESISTANCE IN LOW PERMEABILITY FORMATIONS
A method of increasing the fracture resistance of a low permeability formation that includes emplacing a wellbore fluid in a wellbore through the low permeability formation, the wellbore fluid comprising: a settable carrier fluid; and a solid particulate bridging materi...
11/11/2010
20100270215VIBRATORY SEPARATOR SCREEN ATTACHMENT
A vibratory separator including a screen frame and a screen attachment. The screen attachment including at least one vertically disposed latch on the screen frame, at least one vertically disposed catch on the screen frame, and at least one bearing surface proximate the...
10/28/2010
20100270017DELAYED BREAKER
A process that includes pumping a first wellbore fluid comprising an oxidative degradable polymer into a wellbore through a subterranean formation; pumping a second wellbore fluid comprising a pH-activated oxidative breaker into the wellbore; pumping a third wellbore fl...
10/28/2010
20100258318DOWNHOLE SCRAPER
A downhole tool including a resilient body configured to be disposed on a drill string, the resilient body comprising a plurality of radial blades having an abrasive coating, wherein the radial blades are configured to deflect when inserted into downhole tubing, and whe...
10/14/2010
20100258313INVERT SILICATE FLUIDS FOR WELLBORE STRENGTHENING
A wellbore fluid that includes an oleaginous continuous phase; a non-oleaginous discontinuous phase comprising a water-soluble silicate therein; and an emulsifier to stabilize the non-oleaginous phase dispersed in the oleaginous phase is disclosed. A setting agent, incl...
10/14/2010
20100252281DOWNHOLE FLOW CONTROL TOOL AND METHOD
A downhole flow control tool 1, includes a flow control member in the form of a sleeve 8, and comprises a main body 2 having a longitudinal internal bore 3 extending therethrough, an upper end 4 having a box section 6, and a low...
10/07/2010
20100243576DEWATERING SYSTEM
Systems and methods for dewatering drilling fluid including a feeder, an aging tank, a polyductor configured between the feeder and the aging tank and a flocculant solution pump fluidly connected to the aging tank. Further, the system includes a portable skid to house t...
09/30/2010
20100237024FLUID DISTRIBUTION FOR A SHAKER
A shaker for separating solids from a drilling fluid includes a top screening deck (130), a flow-back pan (160) positioned beneath the top screening deck (130) for receiving an initially separated drilling fluid from the top screening deck. The flow...
09/23/2010
20100236995SCREEN CLAMP
A screen clamp (400) including a track (402) configured to secure a shaker screen (420) to a shaker, the track including an angled surface configured to contact a corresponding beveled edge of the shaker screen, the screen clamp further including an...
09/23/2010
20100224748BOAT INSTALLATION FRAME FOR TRANSPORTATION TANKS
A system to secure a storage unit on a supply vessel surface including a first frame module having a first attachment mechanism configured to releasably engage with a second attachment mechanism of a second frame module, and a first valve disposed on the first frame mod...
09/09/2010
20100212896GRAVEL-PACKING CARRIER FLUID WITH INTERNAL BREAKER
A method of gravel packing a hole in a subterranean formation having a filter cake coated on the surface thereof that includes injecting into the hole a gravel pack composition comprising gravel and a carrier fluid comprising a base fluid and at least one iminodiacetic ...
08/26/2010
20100210486METHODS AND COMPOSITIONS FOR PREVENTING HIGH DENSITY WELL COMPLETION FLUID LOSS
A method of reducing fluid loss from a wellbore that includes emplacing a fluid loss pill in the wellbore, the fluid loss pill comprising: a base fluid; a hydratable or solvatable synthetic copolymer having at least one crosslinkable comonomer; and a crosslinking agent ...
08/19/2010
20100210480USE OF INVERT EPOXY EMULSIONS FOR WELLBORE STABILIZATION
An invert emulsion wellbore fluid, including: a continuous oleaginous phase; a discontinuous non-oleaginous phase; a stabilizing agent; an oil-immiscible epoxy-based resin; and a hardening agent; wherein the wellbore fluid is a stable emulsion having a viscosity greater...
08/19/2010
20100206383FEED HOPPER FOR POSITIVE DISPLACEMENT PUMPS
A drill cuttings transfer device that includes a pump having an inlet for receiving the drill cuttings and an outlet for discharging the drill cuttings; and a feed hopper in fluid connection to the inlet of the pump, the feed hopper comprising: at least one air nozzle c...
08/19/2010
20100204511RECLAMATION OF HALIDE-CONTAMINATED FORMATE BRINES
A method of recovering formate from halide-contaminated formate brine that includes mixing a formate recovery solvent and the halide-contaminated formate brine; separating halide contaminants from the formate; and recovering the formate from the formate recovery solvent...
08/12/2010
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