JA Zupanick - US Patent 6,991,047, 2006 - Google Patents
In accordance with one embodiment of the present invention, a method for drilling wellbores includes drilling a main wellbore and disposing a casing string in the main wellbore. The …
D Handelman - US Patent 7,106,967, 2006 - Google Patents
4,626,075 A 12/1986 Chemla 4,726,010 A 2f1988 Ali et al. 5,170,273 A 12, 1992 Nishio 5, 191,457 A 3, 1993 Yamazaki 5, 194977 A 3, 1993 Nishio 5,319,484 A 6, 1994 Jacob et al …
JA Zupanick - US Patent 7,025,154, 2006 - Google Patents
A method for circulating drilling fluid in a well system includes drilling a substantially vertical well bore from a surface to a subterranean zone and drilling an articulated well bore from the …
JA Zupanick, MH Rial - US Patent 6,986,388, 2006 - Google Patents
A method and system for accessing subterranean resources from a limited surface area includes a first well bore extending from the surface to the target zone. The first well bore …
JA Zupanick, MH Rial - US Patent 7,036,584, 2006 - Google Patents
A method and system for accessing subterranean resources from a limited surface area includes a first well bore extending from the surface to the target zone. The first well bore …
JA Zupanick - US Patent 7,048,049, 2006 - Google Patents
A system for accessing a subterranean zone from the surface includes an entry well bore extending down from the surface. A plurality of slanted well bores extend from the entry well …
LW Diamond, JA Zupanick - US Patent 6,988,548, 2006 - Google Patents
A method for removing fluid from a subterranean zone includes drilling a well bore from a surface to the subterranean zone and forming an enlarged cavity in the well bore such that …
SK Hester, T Beine, RR Irasehko… - US Patent …, 2006 - Google Patents
An apparatus and method for fault detection and isolation in an optical network is disclosed in which each node determines an appropriate response to a line fault or an equipment fault …
H Tomofuji, H Onaka, T Chikama - US Patent 7,088,922, 2006 - Google Patents
The present invention aims to provide a WDM optical communication system that can arrange efficiently optical signals of a plurality of bit rates at different wavelength spacing. To …