1
Jones Lloyd Garner: Alternate path well screen. Mobil Oil, April 1, 1998: GB2317630-A (15 worldwide citation)

An alternate path well screen includes means for protecting the alternate flowpaths (e.g. a plurality of conduits 25) on the screen during installation and operation. This means is comprised of a shroud 30 having a plurality of radial openings 31 in the wall thereof, which is concentrically mounted ...


2
Jones Lloyd Garner: Fracturing and gravel-packing a well. Mobil Oil, March 11, 1998: GB2316967-A (13 worldwide citation)

A method for fracturing and gravel-packing an interval within a cased wellbore is described in which perforations in the well casing are cleaned of any plugging materials before placement of the gravel (e.g. sand). A screen 20 having alternate flowpaths or shunts 25 thereon is lowered adjacent the p ...


3
Jones Lloyd Garner, Yeh Charles Shiao Hsiung, Chow Christopher Vincent: Gravel packing wells. Mobil Oil, August 5, 1992: GB2252347-A (6 worldwide citation)

A sand screen is positioned in a well adjacent an oil or gas reservoir to be produced. At least one conduit is in juxtaposition with the sand screen and has passageways at selected intervals to establish fluid communication between the conduit and the annulus of the well surrounding the sand screen. ...


4
Jones Lloyd Garner: A method for gravel packing a well.. Mobil Oil, February 27, 1991: EP0414431-A2 (3 worldwide citation)

A method for gravel packing a well penetrating an unconsolidated or poorly consolidated subterranean oil or gas reservoir. The well can employ a borehole casing with perforation tunnels for fluid communication between the borehole casing and a substantial portion of the reservoir. A sand screen is l ...


5
Jones Lloyd Garner: Treating formations using alternative flowpaths. Mobil Oil, November 22, 1995: GB2289489-A (2 worldwide citation)

Apparatus for treating multiple strata in a single operation from a single wellbore which penetrates a treatment interval which, in turn, includes a plurality of strata which, in turn, have different permeabilities. A treating fluid (e.g. consolidating agent, acid, etc.) is delivered directly to dif ...


6
Jones Lloyd Garner, Yeh Charles Shiao Hsiung: Gravel packing of wells. Mobil Oil, March 1, 1995: GB2281333-A (1 worldwide citation)

Apparatus (20) for gravel packing a wellbore interval (11) having shunt means (25, 225, 325, 425, 525A, 525B) (i.e. conduits) (26a - c, 226a - c, 326, 426, 526) on the external surface of a sand screen which can selectively deliver a gravel slurry to different levels of the interval during operation ...


7
Jones Lloyd Garner: Well tool: shunt tube outlets. Mobil Oil, February 10, 1999: GB2327959-A (1 worldwide citation)

A well tool, e.g. for gravel packing, has at least one alternate flow path, or shunt tube, 25 each of whose outlets 26 are formed in attached plate 27 whose recess 28 carries insert 29 of erosion-resistant material, e.g. tungsten carbide. The insert may extend beyond the tube wall. Outlet 26 may be ...


8
Jones Lloyd Garner: Alternate-path well tool having an internal shunt tube. Mobil Oil, February 3, 1999: GB2327694-A (1 worldwide citation)

A gravel-pack, well screen has an internal shunt tube 20 positioned inside the screen 19 for delivering gravel slurry to different levels within the well annulus during a gravel pack operation. The screen is comprised of one or more joints 15 with each joint being comprised of a base pipe 17 having ...


9
Jones Lloyd Garner: Well tool. Mobil Oil, September 4, 1996: EP0729543-A1 (1 worldwide citation)

A well tool (20) for delivering fluid (e.g. sand or gravel slurry) to different levels within a wellbore which is comprised of delivery conduit (21) which, in turn, has a plurality of exit ports (29) spaced along its length. Each exit port has an exit tube (27) connected thereto. Each exit tube (27) ...


10
Jones Lloyd Garner: Treating formations using alternate flowpaths. Mobil Oil, August 11, 1993: GB2263925-A

A method and apparatus (20) for treating multiple strata (14, 15) in a single operation from a single wellbore which penetrates a treatment interval (12) which, in turn, includes a plurality of a strata (14, 15) which, in turn, have different permeabilities. A treating fluid (e.g. consolidating agen ...