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Class Information
Number: 175/78
Name: Boring or penetrating the earth > Means carried by housing insertable in inaccessible hole to advance side wall tool laterally
Description: Apparatus comprising a supporting or carrying means insertable in an inaccessible hole, said supporting or carrying means providing a housing with an opening for the boring tool, and means is provided in the housing to advance the tool from the housing through the opening in a direction at an angle to the path of travel of the housing on being inserted in the inaccessible hole.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7584794 |
Mechanical and fluid jet horizontal drilling method and apparatus |
Sep. 8, 2009 |
| 7530407 |
Rotary coring device and method for acquiring a sidewall core from an earth formation |
May. 12, 2009 |
| 7523785 |
System for injecting a substance into an annular space |
Apr. 28, 2009 |
| 7455127 |
Apparatus and method for improving multilateral well formation and reentry |
Nov. 25, 2008 |
| 7431107 |
Coring bit with uncoupled sleeve |
Oct. 7, 2008 |
| 7370710 |
Erectable arm assembly for use in boreholes |
May. 13, 2008 |
| 7347284 |
Apparatus and method for hard rock sidewall coring of a borehole |
Mar. 25, 2008 |
| 6915853 |
Method and device for perforating a portion of casing in a reservoir |
Jul. 12, 2005 |
| 6889781 |
Horizontal directional drilling in wells |
May. 10, 2005 |
| 6883611 |
Sealed multilateral junction system |
Apr. 26, 2005 |
| 6615915 |
High pressure side-by-side wellhead system |
Sep. 9, 2003 |
| 6588517 |
Boring apparatus |
Jul. 8, 2003 |
| 6578636 |
Horizontal directional drilling in wells |
Jun. 17, 2003 |
| 6571867 |
Apparatus for increasing the effective diameter of a wellbore |
Jun. 3, 2003 |
| 6550553 |
Boring apparatus |
Apr. 22, 2003 |
| 6523624 |
Sectional drive system |
Feb. 25, 2003 |
| 6412578 |
Boring apparatus |
Jul. 2, 2002 |
| 6378629 |
Boring apparatus |
Apr. 30, 2002 |
| 6325164 |
Device and method for creating bore-hole branches |
Dec. 4, 2001 |
| 6279659 |
Assembly and method for providing a means of support and positioning for drilling multi-lateral wells and for reentry therein through a premilled window |
Aug. 28, 2001 |
| 6276453 |
Method and apparatus for forcing an object through the sidewall of a borehole |
Aug. 21, 2001 |
| 6199656 |
Casing for noise attenuation in a rock drilling rig |
Mar. 13, 2001 |
| 6050351 |
Drilling hole system for horizontal boreholes |
Apr. 18, 2000 |
| 5911283 |
Sectional drive system |
Jun. 15, 1999 |
| 5810101 |
Horizontal drilling machine |
Sep. 22, 1998 |
| 5804713 |
Apparatus for sensor installations in wells |
Sep. 8, 1998 |
| 5699866 |
Sectional drive system |
Dec. 23, 1997 |
| 5687806 |
Method and apparatus for drilling with a flexible shaft while using hydraulic assistance |
Nov. 18, 1997 |
| 5667025 |
Articulated bit-selector coring tool |
Sep. 16, 1997 |
| 5622231 |
Cutting head |
Apr. 22, 1997 |
| 5617927 |
Sidewall rotary coring tool |
Apr. 8, 1997 |
| 5553680 |
Horizontal drilling apparatus |
Sep. 10, 1996 |
| 5487433 |
Core separator assembly |
Jan. 30, 1996 |
| 5431223 |
Drilling kick-off device |
Jul. 11, 1995 |
| 5425429 |
Method and apparatus for forming lateral boreholes |
Jun. 20, 1995 |
| 5411106 |
Method and apparatus for acquiring and identifying multiple sidewall core samples |
May. 2, 1995 |
| 5209309 |
Triangular core cutting tool |
May. 11, 1993 |
| 4928757 |
Hydraulic well penetration apparatus |
May. 29, 1990 |
| 4905777 |
Device for producing drilling holes from an angled position with respect to the drilling axis |
Mar. 6, 1990 |
| 4819721 |
Remotely controlled articulatable hydraulic cutter apparatus |
Apr. 11, 1989 |
| 4790384 |
Hydraulic well penetration apparatus and method |
Dec. 13, 1988 |
| 4714119 |
Apparatus for hard rock sidewall coring a borehole |
Dec. 22, 1987 |
| 4708213 |
Hydraulic core cutting motor |
Nov. 24, 1987 |
| 4691788 |
Lateral hole boring method and apparatus |
Sep. 8, 1987 |
| 4640362 |
Well penetration apparatus and method |
Feb. 3, 1987 |
| 4630676 |
Remotely controlled hydraulic cutter apparatus |
Dec. 23, 1986 |
| 4625815 |
Drilling equipment, especially for use in underground mining |
Dec. 2, 1986 |
| 4624328 |
In-shaft drilling apparatus for recovery of gas from subterranean formations |
Nov. 25, 1986 |
| 4573541 |
Multi-drain drilling and petroleum production start-up device |
Mar. 4, 1986 |
| 4527639 |
Hydraulic piston-effect method and apparatus for forming a bore hole |
Jul. 9, 1985 |
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