Stephen J Kravits

US Patent:

7258163, Aug 21, 2007

Filed:

Sep 9, 2005

Appl. No.:

11/223655

Inventors:

Stephen J. Kravits - Pleasant Hills PA, US
Bruce D. Rusby - Jefferson Hills PA, US
John K. Wood - Harrison City PA, US

Assignee:

Target Drilling, Inc. - Jefferson Hills PA

International Classification:

E21B 7/04

US Classification:

166 50, 166313, 175 62

Abstract:

A system for producing gas and water from a gas bearing strata during and after drilling completion. The system includes a directional drilling system, a main bore and pump. The directional drilling system includes a drill and a drill string. The main bore intersects the gas bearing strata and has an upper vertical portion, a lower horizontal portion and a curve portion connecting the vertical portion and the horizontal portion. Waste material collects temporarily until pumped to the surface by the pump installed in the bore.

US Patent:

7493951, Feb 24, 2009

Filed:

Nov 13, 2006

Appl. No.:

11/598555

Inventors:

Stephen J. Kravits - Pleasant Hills PA, US
Bruce D. Rusby - Jefferson Hills PA, US
John K. Wood - Harrison City PA, US

Assignee:

Target Drilling, Inc. - Jefferson Hills PA

International Classification:

E21B 43/30

US Classification:

166245, 166 50, 166369

Abstract:

A production well arrangement that includes a vertical main well extending into a gas producing strata and an access hole having a vertical portion coupled to a curved portion, which is coupled to a lateral portion. The vertical portion has an upper end defined on the ground surface and is laterally offset from the vertical main well. The lateral portion has a lateral end intersecting the vertical main well at an intersection point positioned between an upper end and lower end of the vertical main well, wherein the lateral end of the lateral portion does not extend beyond the vertical main well. One or more laterally extending holes extends from an intercepted zone defined on the access hole, which is upstream of the intersection point, wherein the one or more laterally extending holes do not intersect the vertically extending well.

US Patent:

20040020655, Feb 5, 2004

Filed:

Apr 3, 2003

Appl. No.:

10/406622

Inventors:

Bruce Rusby - Jefferson Hills PA, US
John Wood - Harrison City PA, US
Stephen Kravits - Pleasant Hills PA, US

International Classification:

E21B043/12

US Classification:

166/369000, 166/313000, 166/050000

Abstract:

A system for producing gas and water from a gas bearing strata during and after drilling completion. The system includes a directional drilling system, a main bore and pump. The directional drilling system includes a drill and a drill string. The main bore intersects the gas bearing strata and has an upper vertical portion, a lower horizontal portion and a curve portion connecting the vertical portion and the horizontal portion. Waste material collects temporarily until pumped to the surface by the pump installed in the bore.