1
Daniel P Newhouse, Gangerico G Ramos: Method for strengthening a subterranean formation. Atlantic Richfield Company, November 28, 2000: US06152234 (60 worldwide citation)

A method for strengthening a subterranean formation by injecting an aqueous gellable composition containing a cross-inkable polymer into the subterranean formation through a wellbore to increase the strength of the subterranean formation while retaining the ability of the subterranean formation to p ...


2
See Hong Ong, Gangerico G Ramos, Ziqiong Zheng: Method of predicting the on-set of formation solid production in high-rate perforated and open hole gas wells. Baker Hughes Incorporated, Madan Mossman & Sriram P C, April 3, 2007: US07200539 (10 worldwide citation)

A method for predicting the on-set of sand production or critical drawdown pressure (CDP) in high flow rate gas wells. The method describes the perforation and open-hole cavity stability incorporating both rock and fluid mechanics fundamentals. The pore pressure gradient is calculated using the non- ...


3
Paul A Fletcher, Carl T Montgomery, Gangerico G Ramos: Method for fracturing a formation to control sand production. Atlantic Richfield Company, F Lindsey Scott, March 12, 1996: US05497658 (9 worldwide citation)

A method for determining the minimum length for a fracture in a fluid-producing formation to control the production of sand therefrom wherein a plurality of critical drawdown pressures are calculated from known formation data which correspond to a plurality of different, estimated respective fractur ...


4
David M Chancellor, Gangerico G Ramos, Milton B Enderlin: Material strength indexing system. ConocoPhillips Company, Ryan N Cross, Kameron D Kelly, June 17, 2008: US07387015 (1 worldwide citation)

Apparatus and methods for estimating a physical property of a specimen, particularly the specimen strength, are provided. More specifically, a roller indenter comprising an indenting wheel and a force indicator is used to create an elongated trough in a specimen. The width of the trough is measured ...


5
Daniel P Newhouse, Gangerico G Ramos: Method for strengthening a subterranean formation. Atlantic Richfield Company, F Lindsey Scott, Robert Sloat, August 14, 2001: US06273192

A method for strengthening a subterranean formation by injecting an aqueous gellable composition containing a cross-linkable polymer into the subterranean formation through a wellbore to increase the strength of the subterranean formation while retaining the ability of the subterranean formation to ...


6
David M Chancellor, Gangerico G Ramos: Ultrasonic transducer system and evaluation methods. ConocoPhillips Company, ConocoPhillips Company, June 4, 2013: US08453510

Methods and systems are provided for evaluating rock specimens subjected to high pressures and temperatures by ultrasonic evaluation utilizing various transducer enhancements. Certain embodiments contemplate configuring ultrasonic evaluation systems to provide more accurate measurements, enhanced pr ...


7
David M Chancellor, Gangerico G Ramos, Milton B Enderlin: Material strength indexing system. ConocoPhillips Company IP Legal, March 22, 2007: US20070062263-A1

Apparatus and methods for estimating a physical property of a specimen, particularly the specimen strength, are provided. More specifically, a roller indenter comprising an indenting wheel and a force indicator is used to create an elongated trough in a specimen. The width of the trough is measured ...


8
See Hong Ong, Gangerico G Ramos, Ziqiong Zheng: Method of predicting the on-set of formation solid production in high-rate perforated and open hole gas wells. Paul S Madan, Madan Mossman & Sriram PC, October 10, 2002: US20020147574-A1

A method for predicting the on-set of sand production or critical drawdown pressure (CDP) in high flow rate gas wells. The method describes the perforation and open-hole cavity stability incorporating both rock and fluid mechanics fundamentals. The pore pressure gradient is calculated using the non- ...


9
David M Chancellor, Gangerico G Ramos: Ultrasonic Transducer System and Evaluation Methods. Conocophillips Company, January 26, 2012: US20120017685-A1

Methods and systems are provided for evaluating rock specimens subjected to high pressures and temperatures by ultrasonic evaluation utilizing various transducer enhancements. Certain embodiments contemplate configuring ultrasonic evaluation systems to provide more accurate measurements, enhanced pr ...



Click the thumbnails below to visualize the patent trend.