Matches 1 - 46 out of 46


Match Document Document Title
US20070029085 Prevention of Water and Condensate Blocks in Wells  
Compositions and methods are given to prevent, alleviate and remedy water blocks and gas blocks (condensate block or condensate banking). Wettability modifiers are contacted with the formation to...
US20090114394 Method of Using Water-in-Oil Emulsion to Remove Oil Base or Synthetic Oil Base Filter Cake  
Fluid producing or injecting wells may be treated with a water-in-oil emulsion for the removal or inhibition of unwanted particulates, including pipe dope, asphaltenes and paraffins. In addition,...
US20050061503 Method for cleaning gravel packs  
A method for cleaning a plugged gravel pack in a subterranean wellbore is provided. The method comprises the steps of using a pressure pulsating jet and a tangential vortex to deliver a pressure...
US20050257932 Filter cake degradation compositions and associated methods  
The present invention relates to removal of filter cakes in subterranean formations. More particularly, the present invention provides filter cake degradation compositions and methods of degrading...
US20060180312 Displacement annular swivel  
A displacement annular swivel is disclosed consisting of a mandrel with a sleeve assembly positioned around the outside diameter of the mandrel. The sleeve assembly consists of at least one radial...
US20070163779 Compositions containing a buffer and a peroxide or peracid useful for treating wells  
Compositions containing a peroxide or peracid and an organic acid salt buffer are disclosed. The compositions are useful for removing polymers from oil and gas wells, while simultaneously...
US20120325485 METHOD OF REMOVING INORGANIC SCALES  
The productivity of hydrocarbons from hydrocarbon-bearing calcareous or siliceous formations is enhanced by contacting the formation with a well treatment composition which contains a hydrofluoric...
US20140119984 WITHANOLIDE CORROSION INHIBITOR FOR CARBON STEEL  
Acidic fluids used in wells or pipelines cause corrosion of carbon steel. Methods for inhibiting corrosion include contacting carbon steel with a fluid having an aqueous acidic phase including a...
US20050133226 Modular hydrojetting tool  
A modular hydrojetting tool for fracturing well formations. The tool has a plurality of jetting modules. Each jetting module has a plurality of jetting nozzles therein. A sleeve is disposed in...
US20070193737 METHOD OF INTENSIFICATION OF NATURAL GAS PRODUCTION FROM COAL BEDS  
A method of intensification of natural gas production from the coal beds, comprising exposure of the coal bed to pressure pulsing is disclosed. An embodiment comprises exposure of the coal bed to...
US20070181307 Synergistic surfactant compositions for unloading fluids from oil and gas wells  
A method for unloading fluids from an oil and gas well, pipeline or flowline includes using a synergistic combination of an alkyl glucoside and an amphoteric surfactant as a foaming composition....
US20150175871 BREAKER FLUID  
A breaker fluid composition and methods for using said breaker fluid composition are provided, where the breaker fluid includes a non-aqueous base fluid, a precipitated silica, an acid source,...
US20080087434 Engine/steam generator with afterburner  
An engine/steam generator which converts hydrogen peroxide to superheated steam and oxygen and having an afterburner that together with a reducing agent, utilizes the oxygen, thereby supplying...
US20130020079 TREATMENT OF SUBTERRANEAN WELLS WITH ELECTROLYZED WATER  
Systems and methods for using one or more electrolyzed aqueous solutions to treat subterranean reservoirs containing hydrocarbons are disclosed herein. In some cases, the methods include using an...
US20060086507 Wellbore cleanout tool and method  
The present invention is directed to a method and apparatus for cleaning a wellbore. The method is designed to remove debris particles from the wellbore by suspending the debris within the...
US20090205832 APPARATUS TO CLEAR CONTROL LINE IN WELL  
A control line clearing apparatus has a separation sleeve that positions into a downhole element adjacent the element's control port to which a blocked control line connects. The sleeve separates...
US20110056694 Methods For Removing Paraffinic Hydrocarbon Or Bitumen In Oil Producing Or Disposal Wells  
Disclosed is an improved process for removing heavy oil, bitumen and/or paraffinic materials in oil production or storage wells including onshore and offshore petroleum wells, petroleum residual...
US20070017679 Downhole multi-action jetting tool  
An apparatus for cleaning a wellbore casing includes an outer housing having an axial through passage between an inlet and a first outlet wherein the inlet and the first outlet are adapted for...
US20070261855 Wellbore cleaning tool system and method of use  
A wellbore cleaning tool system includes a plurality of brushes and scrappers supported by or mounted to a casing body to clean an interior wall of a wellbore. The cleaning tool system includes...
US20080210428 Method of removing filter cake  
A filter cake deposited by a drilling fluid, drill-in fluid or fluid loss control pill may be removed from a wellbore by introducing into the wellbore a dispersing agent of an organic amino...
US20090050326 Device and Method for Cleaning a Compressor  
A system for cleaning compressors (1) that are situated at a difficultly accessible location, e.g., on or near the seabed or downhole in a well bore, comprises a cleaning liquid line (8) extending...
US20150166875 HYDRATABLE POLYMER SYSTEM BASED ON A CHIA DERIVED GELLING AGENT AND METHODS FOR MAKING AND USING SAME  
A viscositying system for use in downhole cementing applications including a Chia derived thickening agent and methods for making and using the cements as well as other down hole fluids including...
US20160122620 Compositions and Methods for Servicing Subterranean Wells  
Fluids containing surfactants and hydrophobic particles are effective media for cleaning non-aqueous fluids (NAFs) out of a subterranean wellbore. The fibers and surfactants are may be added to a...
US20140090848 COMPOSITIONS AND METHODS FOR TREATING A WELL PENETRATING A SUBTERRANEAN FORMATION  
A method for treating a well penetrating subterranean formations comprising injecting into the well a composition comprising a high temperature stabilizer composition which comprises at least one...
US20070251693 Compositions and methods for delivering an organic solvent to a downhole portion of a wellbore or to a portion of a pipeline  
A composition is provided for delivering an organic solvent to a downhole portion of a wellbore for the production of hydrocarbon or to a portion of a pipeline for the transmission of hydrocarbon....
US20100132951 Controlled De-functionalization of Filtercakes and Other Downhole Compositions  
A method for the controlled de-functionalization of downhole polymers comprising contacting downhole, water-dispersible, polymeric material with a dehydrating agent until the water-dispersible...
US20140311746 USE OF CHELANTS IN FORMATE-BASED SOLUTIONS TO DISSOLVE RESIDUAL FILTERCAKES IN SUBTERRANEAN WELLS  
A wellbore fluid for dissolving a filtercake includes a chelating agent and an aqueous solution of carboxylate salt. The concentration of the chelating agent is up to 50 percent volume per volume...
US20070062690 Packer washout assembly  
A packer washout assembly for removing debris from a well bore is disclosed. The packer washout assembly includes a tubing string positioned in the well bore and forming an annulus with the well...
US20140110121 New Environmentally Friendly Fluid to Remove Mn3O4 Filter Cake  
Disclosed is a two-stage filter cake removal composition, and method of use thereof, for use in a wellbore for controlled removal of a filter cake present in a target production zone. The...
US20130146295 FILTER CAKE REMOVAL COMPOSITION FOR DRILLING FLUIDS AND METHOD OF USE THEREOF  
Disclosed is a filter cake removal composition, and method of use thereof, for use in a wellbore for controlled removal of a filter cake present in a target production zone. The filter cake...
US20150175872 Process For Dissolving Deposits Comprising Alkaline Earth Metal Sulfates  
A process for dissolving deposits comprising alkaline earth metal sulfates in underground installations or installation parts for production of mineral oil, natural gas and/or water, by treating...
US20140262300 SCRUBBING DEBRIS FROM A BORED WELL  
The present disclosure provides methods and compositions for scrubbing debris from a bored well and includes injecting a suspension of acrylonitrile fibers, into the bored well to its open end....
US20130014950 Methods of Well Cleanout, Stimulation and Remediation and Thermal Convertor Assembly for Accomplishing Same  
A thermal convertor is formed from a controlled combustion chamber selectively supplied by an appropriate fuel, preferably diesel, and compressed air. The control over the temperature of the...
US20150308232 DOWNHOLE CLEANING SYSTEM  
The present invention relates to a downhole cleaning system for cleaning an element inside a casing in a wellbore comprising well fluid having a wellbore pressure, comprising the casing, a...
US20060185851 Method and apparatus for treating fouled wells  
Disclosed herein is a method and apparatus for treating biofouled wells with azide compounds, and/or for preventing biofouling in a well. The well is contacted with an amount of an azide compound...
US20050045336 Propellant treatment and continuous foam removal of well debris  
A damaged formation is stimulated by igniting a propellant adjacent openings in the wellbore in communication with the damaged formation. Substantially immediately thereafter, low density foam is...
US20160040504 Suction Nozzle  
A system, method and apparatus for cleaning a wellbore is disclosed. A workstring is conveyed in a wellbore. A jet sub provided associated with the wellbore, wherein the jet sub includes at least...
US20160186541 METHOD OF USING SCALE FORMATION ON A SLOTTED LINER TO REDUCE WATER PRODUCTION  
A method for reducing undesired water production from a hydrocarbon reservoir, wherein scale formation/deposition in a wellbore from localized water cut increases is used for zonal isolation....
US20160201417 FLUID DISPLACEMENT STIMULATION OF DEVIATED WELLBORES USING A TEMPORARY CONDUIT  
A method of improving the flow of fluids into or along a deviated wellbore that has a partial or complete obstruction caused by fill particles, comprising removing the fill particles from the...
US20160177168 COMPOSITION AND METHOD FOR REMOVING PIPE DOPE  
A composition is described as including a mixture of citrus terpene hydrocarbons and an alcohol ethoxylate. The alcohol ethoxylate is represented by the formula R(C2H4O)nOH, where R is a branched...
US20050217856 System and method for monitoring and removing scale from a wellbore  
A system and method for monitoring and removing scale from a wellbore according to which fluid is passed through a discharge head at a pressure and flow rate so that it discharges against the...
US20140014350 CIRCULATING COIL CLEANOUT TOOL AND METHOD  
The invention relates to a tool and method for cleaning a wellbore. The tool includes a tubing string comprising an upper end and a lower end, and defining a first bore for allowing passage of...
US20120145402 DEBRIS REMOVAL METHOD AND ASSEMBLY  
A method of removing debris from a well is disclosed, comprising RIH to required depth with coiled tubing having at least one closed check valve, moving a sleeve through the check valve to hold it...
US20160244657 HALOALKANE COMPOSITION FOR INHIBITING OR DISSOLVING ASPHALTENE OR PARAFFIN DEPOSITS  
A composition can be used for inhibiting the precipitation of an organic material, especially an organic material comprising asphaltene or paraffin, or for dissolving such an organic material. The...
US20140076573 Casing Debris Cleaner  
A downhole tool cleans debris from a subsea well with nozzle assemblies that selectively deploy from the tool. The nozzle assemblies are in fluid communication with an annulus of a drill pipe on...
US20100000738 CLEANING APPARATUS AND METHODS  
A method for cleaning debris from a wellbore having a top and a bottom comprising inserting cleaning tool comprising a coaxial pipe in the wellbore, pumping fluid through the cleaning tool to...

Matches 1 - 46 out of 46