Matches 1 - 19 out of 19


Match Document Document Title
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...
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...
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...
US20070227730 APPARATUS FOR RADIALLY EXPANDING AND PLASTICALLY DEFORMING A TUBULAR MEMBER  
An apparatus for radially expanding and plastically deforming a tubular member.
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...

Matches 1 - 19 out of 19