| Mineral Zonation and Stable Isotope Geochemistry of a Production Well in The Geysers Geothermal Field, California |
Sternfeld, Jeffrey N.; Elders, Wilfred A. |
Exploration; Geological surveys; Geochemical surveys; Lithol |
Exploration; USA; California; The Geysers; Isotopes; Hydrothermal Alteration; Lithology |
Geothermal Resources Council Transactions |
1982 |
English |
| Lithologic Influences on Fracture Permeability and the Distribution of Steam in The Northwest Geysers Steam Field, Sonoma County, California |
Sternfeld, Jeffrey N. |
Exploration; Fractures; Hydrothermal alteration; Hydrogeolog |
Exploration; USA; California; Sonoma; The Geysers; Fracture Pattern; Geologic Model; Alteration; Greywache; Faulting; Stressfield |
Geothermal Resources Council Transactions |
1989 |
English |
| Intersecting Faults and Sandstone Stratigraphy at the Cerro Prieto Geothermal Field |
Stephen Vonder Haar, J. H. Howard |
Geology, Hydrogeology |
— |
DOE-CFE Symposium on Cerro Prieto |
1979 |
English |
| Fitness for Service Assessment of Geothermal Steam Turbines |
Stephen ROWBOTHAM, Sean NORBURN, Cole DAVIS |
Power Generation |
Fitness for Service, Remaining Life, Condition Assessment |
World Geothermal Congress |
2020 |
English |
| Failure Mechanisms Encountered by Rotating Equipment in Geothermal Steam Service |
Stephen ROWBOTHAM, Olivia CHUNG, Monica KO, Jessica WONG |
Power Generation |
failure mechanisms, vibration, stress corrosion cracking, foreign object damage, domestic object damage |
World Geothermal Congress |
2015 |
English |
| Modelling the Deep Geothermal System of the Uenotai Reservoir |
Stephen P. White, Takashi Okabe, Tatuya Sato, Masatake Sato, Takahiro Shiga, Yoshinobu Takahashi |
11. Reservoir Engineering |
Reservoir Modelling, water-rock interaction, reactive chemical transport |
World Geothermal Congress |
2005 |
English |
| Application of Chemical and Wellbore Modelling to the Corrosion and Scaling Properties of Ohaaki Deep Wells |
Stephen P. White, Keith Lichti and Lew Bacon |
Advanced Technologies (HDR, Magma, Geopressure) |
chemical |
World Geothermal Congress |
2000 |
English |
| Modelling the Alteration Halo of a Diorite Intrusion |
Stephen P. White and Bruce W. Christenson |
Advanced Technologies (HDR, Magma, Geopressure) |
water-rock interaction |
World Geothermal Congress |
2000 |
English |
| Reaction and Transport of Chemicals in a Two Phase Geothermal Reservoir |
Stephen P. White |
SECTION 6 - Resource Evaluation and Modeling |
chemical species, two-phase reservoir, reservoir simulation |
World Geothermal Congress |
1995 |
English |
| Formulation of a Porosity Operator for Joint Interpretation of Resistivity and Microearthquake Data Across a Fluid-Filled Fracture Zone |
Stephen Onacha, Peter Malin, Eylon Shalev, William Cummings, Knutur Arnasson, and Bjarni Palsson |
— |
— |
New Zealand Geothermal Workshop |
2007 |
English |
| Interpreted Fracture Anomalies: Joint Imaging of Geophysical Signals from Fluid-Filled Fracture Zones in Geothermal Fields |
Stephen Onacha, Eylon Shalev, Peter Malin, Peter Leary and Lake Bookman |
13. Geophysics |
Geophysical exploration, aligned fracture zones, heterogeneity, anisotropy, S-wave splitting, polarization |
World Geothermal Congress |
2010 |
English |
| Comparison Between Use of Hammer Bits and Roller Cone Bits on Conventional Land Rigs, a Case Study of the Menengai Field |
Stephen NATO and Dominic MUTAI |
Field Studies |
Hammer bit, air drilling, percussion drilling, conventional land rig, drilling fluid, rate of penetration, rotary table, top drive system, roller cone bit, drilling fluids, loss circulation material (LCM), cement plugs. |
Stanford Geothermal Workshop |
2015 |
English |
| Comparison of Use of Hammer Bits and Roller Cone Bits on Conventional Rigs, a Case Study of the Menengai Field |
Stephen NATO and Dominic MUTAI |
Drilling and Completion Technology |
Hammer bit, air drilling, percussion drilling, conventional land rig, drilling fluid, low rate of penetration, rotary table, top drive system, roller cone bit, drilling fluids, loss circulation material (LCM), cement plugs. |
World Geothermal Congress |
2015 |
English |
| Stimulation Techniques Used in Enhanced Geothermal Systems: Perspectives from Geomechanics and Rock Physics |
Stephen L. Karner |
HDR/EGS |
EGS, stimulation |
Stanford Geothermal Workshop |
2005 |
English |
| Correlating Laboratory Observations of Fracture Mechanical Properties to Hydraulically-Induced Microseismicity in Geothermal Reservoirs |
Stephen L. Karner |
HDR/EGS |
fault mechanics, laboratory experiments, seismicity |
Stanford Geothermal Workshop |
2006 |
English |
| Geothermal Implementing Agreement, Annex VII: Advanced Geothermal Drilling and Logging Technology |
Stephen J. Bauer, Doug Blankenship, and Jay Nathwani |
21. Drilling and Completion Technology |
geothermal drilling, geothermal well costs, high temperature monitoring and logging tools |
World Geothermal Congress |
2010 |
English |
| TECTONIC CONTROLS ON RESERVOIR PERMEABILITY IN THE DIXIE VALLEY, NEVADA, GEOTHERMAL FIELD |
Stephen Hickman, Mark Zoback, Richard Benoit |
GEOPHYSICS |
Dixie Valley, Nevada |
Stanford Geothermal Workshop |
1998 |
English |
| IN-SITU STRESS IN A FAULT-HOSTED GEOTHERMAL RESERVOIR AT DIXIE VALLEY, NEVADA |
Stephen Hickman, Mark Zoback |
— |
— |
Stanford Geothermal Workshop |
1997 |
English |
| In-Situ Stress and Fracture Characterization for Planning of an EGS Stimulation in the Desert Peak Geothermal Field, NV |
Stephen Hickman and Nicholas Davatzes |
HDR/EGS |
stress, fracturing, permeability, stimulation, EGS |
Stanford Geothermal Workshop |
2010 |
English |
| Geothermal Energy Potential of Northwest Territories, Canada |
Stephen GRASBY, Jacek MAJOROWICZ, Kathryn FIESS |
Exploration |
Northwest Territories, remote comunities, permafrost |
World Geothermal Congress |
2020 |
English |