BACKGROUND During drilling operations, sensors are often utilized to measure various
forces exerted on a drill String. Exemplary forces include weight-on-bit and bending forces …

(57) ABSTRACT A method is given of fracturing a Subterranean formation including the step
of a) pumping at least one device actively transmitting data that provide information on the …

Various optical fiber-based seismic monitoring system embodiments include a light source
that drives an optical fiber positioned within a borehole. At least one light sensor ana lyzes …

Various disclosed cement slurry monitoring methods include monitoring one or more
parameter of the cement slurry at various positions along the borehole during the curing …

4,714,342 A 12, 1987 Jackson et al. 7,430,903 B2 10/2008 Ramos 4,832,121 A 5, 1989
Anderson 7,441,605 B2* 10/2008 Coronado et al............. 166,313 4,927,232 A* 5/1990 …

An apparatus and method for well control and monitoring including an independent web
server computer integrated with a pump controller located at each well in an oil field. The …

3,541,845. A 1 1/1970 Kierkegaard-Hansen Systems and methods provide for testing a
cement by apply 3,574.281 A 4, 1971 Casey et al. ing force in a first direction until the first …

A method of flowing fluid from a formation, the method comprising: sensing presence of a
reservoir impairing substance in the fluid flowed from the formation; and automatically …

BACKGROUND 0003 Hydraulic fracturing of reservoirs is a technology optimizing the value
of Subterranean hydrocarbon-bearing formations and, in particular, of unconventional gas …

BACKGROUND Oil and gas wells extend from the surface to one or more Subterranean
formations of rock containing oil and/or gas. The well is typically cased by cementing a steel …