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Class Information
Number: 166/222
Name: Wells > Whirling or lateral discharge or projectable nozzles
Description: Devices comprising means for directing fluid outwardly into the well from a tubing or casing, said means comprising more than a mere opening in a wall and (1) acting to give a whirling or tangential motion to the fluid, or (2) positioned in a side wall of the tubing or casing rather than being an end opening, or (3) said means being capable of being projected from the tubing or casing.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7597141 |
Flow nozzle assembly |
Oct. 6, 2009 |
| 7584794 |
Mechanical and fluid jet horizontal drilling method and apparatus |
Sep. 8, 2009 |
| 7503384 |
Multiple port cross-over design for frac-pack erosion mitigation |
Mar. 17, 2009 |
| 7493948 |
Wellbore consolidating tool for rotary drilling applications |
Feb. 24, 2009 |
| 7383881 |
Stabiliser, jetting and circulating tool |
Jun. 10, 2008 |
| 7373989 |
Flow nozzle assembly |
May. 20, 2008 |
| 7350577 |
Method and apparatus for injecting steam into a geological formation |
Apr. 1, 2008 |
| 7347259 |
Downhole oilfield erosion protection by using diamond |
Mar. 25, 2008 |
| 7322433 |
Tool for excavating an object |
Jan. 29, 2008 |
| 7308941 |
Apparatus and methods for measurement of solids in a wellbore |
Dec. 18, 2007 |
| 7296627 |
Method for simultaneous removal of asphaltene, and/or paraffin and scale from producing oil wells |
Nov. 20, 2007 |
| 7185704 |
Service tool with flow diverter and associated method |
Mar. 6, 2007 |
| 7172026 |
Apparatus to allow a coiled tubing tractor to traverse a horizontal wellbore |
Feb. 6, 2007 |
| 7159660 |
Hydrajet perforation and fracturing tool |
Jan. 9, 2007 |
| 7152679 |
Downhole tool for deforming an object |
Dec. 26, 2006 |
| 7117959 |
Systems and methods for remotely determining and changing cutting modes during decoking |
Oct. 10, 2006 |
| 7114583 |
Tool and method for drilling, reaming, and cutting |
Oct. 3, 2006 |
| 7096946 |
Rotating blast liner |
Aug. 29, 2006 |
| 7090153 |
Flow conditioning system and method for fluid jetting tools |
Aug. 15, 2006 |
| 7063141 |
Apparatus for agitated fluid discharge |
Jun. 20, 2006 |
| 7044226 |
Method and a device for removing a hydrate plug |
May. 16, 2006 |
| 7025143 |
Method for removing a deposit using pulsed fluid flow |
Apr. 11, 2006 |
| 7017684 |
Jet cutting device with deflector |
Mar. 28, 2006 |
| 7011158 |
Method and apparatus for well bore cleaning |
Mar. 14, 2006 |
| 6978841 |
Sand removal and device retrieval tool |
Dec. 27, 2005 |
| 6957709 |
Apparatus and method for cleaning and sealing a well borehole portion for formation evaluation |
Oct. 25, 2005 |
| 6880646 |
Laser wellbore completion apparatus and method |
Apr. 19, 2005 |
| 6732793 |
Downhole jetting tool |
May. 11, 2004 |
| 6725933 |
Method and apparatus for acidizing a subterranean well formation for improving hydrocarbon production |
Apr. 27, 2004 |
| 6708763 |
Method and apparatus for injecting steam into a geological formation |
Mar. 23, 2004 |
| 6640904 |
Sand removal and device retrieval tool |
Nov. 4, 2003 |
| 6607607 |
Coiled tubing wellbore cleanout |
Aug. 19, 2003 |
| 6564868 |
Cutting tool and method for cutting tubular member |
May. 20, 2003 |
| 6533035 |
Method and apparatus for stimulating well production |
Mar. 18, 2003 |
| 6491097 |
Abrasive slurry delivery apparatus and methods of using same |
Dec. 10, 2002 |
| 6453996 |
Apparatus incorporating jet pump for well head cleaning |
Sep. 24, 2002 |
| 6427776 |
Sand removal and device retrieval tool |
Aug. 6, 2002 |
| 6401813 |
Wellhead cleanup tool |
Jun. 11, 2002 |
| 6325305 |
Fluid jetting apparatus |
Dec. 4, 2001 |
| 6308780 |
Method for regaining mud circulation in operating well and device for its embodiment |
Oct. 30, 2001 |
| 6250389 |
Method of oil/gas well stimulation |
Jun. 26, 2001 |
| 6170577 |
Conduit cleaning system and method |
Jan. 9, 2001 |
| 6161632 |
Purging means for purging upwards in ring spacing between drill pipe and bore hole wall |
Dec. 19, 2000 |
| 6155343 |
System for cutting materials in wellbores |
Dec. 5, 2000 |
| 6152228 |
Apparatus and method for circulating fluid in a borehole |
Nov. 28, 2000 |
| 6082473 |
Drill bit including non-plugging nozzle and method for removing cuttings from drilling tool |
Jul. 4, 2000 |
| 6073696 |
Method and assembly for treating and producing a welbore using dual tubing strings |
Jun. 13, 2000 |
| 6065541 |
Cleaning device |
May. 23, 2000 |
| 6059032 |
Method and apparatus for treating long formation intervals |
May. 9, 2000 |
| 6056050 |
Apparatus for enhanced recovery of viscous oil deposits |
May. 2, 2000 |
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