Matches 1 - 42 out of 42


Match Document Document Title
US20140318776 Compositions and Methods for Well Completions  
A remedial method for repairing a damaged cement sheath, especially for use in wells in which fluids with a pH lower than 6 are injected, stored or extracted, comprises placing an acid swellable...
US20130341021 LEAK DIVERTER ASSEMBLY FOR SUBSTATION TRANSFORMERS  
The present invention provides improved diverter assemblies (10) designed for installation on liquid-conveying conduit sections (12) having one or more joints susceptible to leakage of liquid. The...
US20090151930 MECHANICAL EXPANSION SYSTEM  
Methods and apparatus enable expanding a tubular in a wellbore. The method and apparatus include running a bottom hole assembly (BHA) into a wellbore. The BHA is anchored to the wellbore and a...
US20150239784 FAST-SETTING CEMENTS FOR WELL ABANDONMENT  
A cement composition for sealing leaks in a wellbore includes at least one of an alkali and a transition metal oxide and an acid. A method for using the cement composition includes pumping the at...
US20090120640 Methods of Integrating Analysis, Auto-Sealing, and Swellable-Packer Elements for a Reliable Annular Seal  
A variety of methods are disclosed, including, in one embodiment, a method of cementing comprising: introducing a pipe string into a well bore such that an annular space is defined between the...
US20120267099 SYSTEM AND METHOD FOR DEPLOYING A DOWNHOLE CASING PATCH  
A casing patch and methods for using same are provided. The patch can include a hollow, substantially tubular body. An opening can be formed in the body. A tapered slot can be formed in the body...
US20150218917 METHOD FOR REPAIRING A LINER HANGER, DEVICE AND BLANK FOR IMPLEMENTATION THEREOF  
The present invention notably concerns a method for repairing a hanger (D) of a liner (B), with a view to making it leak-tight, this liner (B) being placed inside and in the continuation of the...
US20100044029 ACTIVE CONTROL AND/OR MONITORING OF EXPANDABLE TUBULAR DEVICES  
An expandable swage including a swage body, at least one swage segment in operable communication with the swage body, and a position indicator in operable communication with the at least one swage...
US20060260809 Method and apparatus for replacing drive pipe  
Method and apparatus are provided for replacing a conductor pipe beneath a platform and providing a slot for drilling an additional well. The original conductor pipe is cut off to form a stub at a...
US20100270016 Compositions and Methods for Servicing Subterranean Wells  
This invention relates to methods for servicing subterranean wells, in particular, fluid compositions and methods for remedial operations during which the fluid compositions are pumped into a...
US20100258310 COMPOSITIONS AND METHODS FOR SERVICING SUBTERRANEAN WELLS  
This invention relates to methods for servicing subterranean wells, in particular, fluid compositions and methods for remedial operations during which the fluid compositions are pumped into a...
US20130319665 Magnetic Leak Management Apparatus And Methods  
Magnetic means for managing and stopping leaks in metal pipes such as we bores and pipe risers is provided. A magnetic leak arrestor comprises a spool with magnetic collar disposed thereabout. The...
US20130112408 PORTED PACKER  
Disclosed is a packer that is ported to provide fluid communication through the packer between the wellbore annulus above the packer and the wellbore annulus below the packer. Such a ported packer...
US20060144591 Method and apparatus for repair of wells utilizing meltable repair materials and exothermic reactants as heating agents  
A method and apparatus are described for creating a fluid seal in a subterranean well structure having a fluid seal defect. The method comprises introducing a meltable repair material proximate a...
US20070000664 Axial compression enhanced tubular expansion  
Methods and apparatus for expanding a tubular with the aid of a compressive force are disclosed. A tubular is run into a wellbore. While the tubular is in a compressive state, the tubular is...
US20130140022 Method For Repairing A Liner Hanger, Device And Blank For Implementation Thereof  
Method for repairing a hanger (D) of a liner (B), for making a leak-tight connection, the liner (B) being placed inside and in the continuation of the casing (A) of a well, the method consisting...
US20120097390 SYSTEM FOR REMEDIATING A WELLBORE ANNULUS  
A casing annulus remediation hose assembly having a hose with an inlet in selective fluid communication with a fluid supply and an exit connected to a nozzle. On the nozzle is an insertion tip for...
US20130160999 SEALING SYSTEM  
The present invention relates to sealing method for sealing a zone of a casing in a well, the zone comprising several leaks, perforations and/or weakened casing parts, or other irregularities...
US20130098690 REPAIRED WEAR AND BUCKLE RESISTANT DRILL PIPE AND RELATED METHODS  
The present invention embodies a drill pipe in which various damaged sections of the pipe are repaired in order to maintain or improve the wear and buckle resistance of the drill pipe. The...
US20100258311 Casing Patch and Seal  
A casing patch assembly may include a patch seal having two ring-type seals with different performance characteristics. A first ring seals against a casing patch and a casing stub. A second ring...
US20070095532 Apparatus and method for sealing a wellbore  
A method for sealing a hole in a tubular in a wellbore comprising: (A) locating the tubular patch adjacent the hole; (B) (i) plastically expanding a first portion of the tubular patch above the...
US20100051269 BYPASS OF DAMAGED LINES IN SUBTERRANEAN WELLS  
Bypassing damaged lines in a well. A subterranean well system includes a circuit extending in the well to a well tool. A set of multiple redundant lines is provided at a location along the...
US20120267098 PROCESS OF SEALING A BREAKTHROUGH CREATED DURING THE PRODUCTION OF HYDROCARBONS IN A SUBTERRANEAN FORMATION  
This invention relates to a method for sealing a breakthrough penetrating an injection well.
US20100307748 Control Line Patch  
A control or other line with a hole downhole can be repaired by pumping a device that is driven by pressure delivered behind a leading seal. The device advances until the leading seal passes the...
US20050173115 Apparatus and method for repair of underground conduits  
Apparatus and method for repairing underground conduits, such as well casings, particularly for repairing internal casings of deep wells. More particularly, the invention relates to a...
US20110056685 Wellbore Servicing Compositions and Methods of Making and Using Same  
A method of servicing hydrocarbon production equipment comprising locating at least a portion of a hydrocarbon flow conduit experiencing a loss of functionality; creating a port to access an...
US20090126930 Cement Composition for Carbon Dioxide Supercritical Environment  
The invention provides a cement composition resistant to carbon dioxide including a hollow element for trapping carbonation products. The hollow element can be an additional component added to the...
US20070175634 Apparatus and method for repairing failure spots on subterranean well tubulars using shock waves  
An apparatus and method are disclosed for the repair of failure spots, such as holes, crevices, and the like, along a first tubular section, such as casing section(s) in subterranean wells. The...
US20120097391 EXPANDABLE CASING PATCH  
A system comprising a housing having an upper end in fluid communication with a source of pressurized fluid and a lower end releasably coupled to an expandable tubular. A piston is disposed within...
US20090038796 Expandable leak path preventer in fluid activated downhole tools  
Expandable seal members or inserts are included as part of fluid activated downhole tools such as packers and liner hangers. The expandable seal inserts comprise one or more expandable materials...
US20140326451 Vortex plunger arrangement  
A plunger assembly arranged to minimize uneven wear spots thereon during the plunger assembly's horizontal and vertical travel within a hydrocarbon producing well conduit. The plunger assembly...
US20130284436 METHOD OF PROVIDING AN ANNULAR SEAL, AND WELLBORE SYSTEM  
A method of providing an annular seal around a tubular in a wellbore penetrating a subsurface formation, the method comprising providing a tubular in the wellbore, wherein an annular space (18) is...
US20100025036 Method and Apparatus for Selective Treatment of a Perforated Casing  
A clean version of the revised Abstract is shown below for the Examiner's convenience. A method of and apparatus for treating a zone in a well is disclosed. A tube that is permeable to a material...
US20100018708 Control of the Properties of Cement Slurries of Normal Densities With Optimized Polymers Combination  
The invention discloses a cement slurry composition for cementing a well comprising: an hydraulic cement, water and a combination made of a cellulosic polymer and an acrylamido-methyl-propane...
US20110036570 Method and apparatus for well casing shoe seal  
A method and apparatus is disclosed to seal and prevent fluidic communication in the annulus between a cemented and drilled through casing float shoe and a well-bore formation. The present...
US20100282463 Pump In Reverse Outliner Drilling System  
A liner string for a well has a liner hanger assembly at an upper portion of the liner string. A profile sub is located at a bottom portion of the liner string. A bottom hole assembly is latched...
US20070051514 Method and apparatus for well casing repair and plugging utilizing molten metal  
Method and apparatus used to deploy and process eutectic metal alloy material into an oil, gas or water well for the purpose to plug and seal selected downhole casing leaks. The present invention...
US20170030162 WELL CASING/TUBING DISPOSAL  
A method of clearing well casing (3) or tubing from a target region of an oil/gas well (1) borehole is provided. The clearance of the oil/gas well bore hole being achieved by employing chemical...
US20160245052 Downhole Casing Patch  
A casing patch includes a tubular that comprises a first end and a second end opposite the first end, each of the first end and second end comprising an expandable wedge that is deformable into a...
US20160108696 MEMBER FOR HYDROCARBON RESOURCE COLLECTION DOWNHOLE TOOL  
A downhole tool member for hydrocarbon resource recovery, comprising a shaped body of a polyglycolic acid resin having a weight average molecular weight of at least 70,000, having an effective...
US20150308220 SEALING DEVICE AND METHOD FOR SEALING FRACTURES OR LEAKS IN WALL OR FORMATION SURROUNDING TUBE-SHAPED CHANNEL  
The sealing device (1) includes an elongated body (5) adapted to be introduced into a tube-shaped channel (2) and including a sealing fluid placement section (6) arranged between a first and a...
US20110259587 APPARATUS AND METHOD FOR SEALING PORTIONS OF A WELLBORE  
An apparatus for controlling fluid flow in a borehole in an earth formation includes: a carrier configured to be deployed in the borehole; and a shape memory device disposed at the carrier, the...

Matches 1 - 42 out of 42