| Patent Number |
Title Of Patent |
Date Issued |
| 7357196 |
Method and system for predicting performance of a drilling system for a given formation |
April 15, 2008 |
| A method and apparatus for predicting the performance of a drilling system for the drilling of a well bore in a given formation includes generating a geology characteristic of the formation per unit depth according to a prescribed geology model, obtaining specifications of proposed drill |
| 7261167 |
Method and system for predicting performance of a drilling system for a given formation |
August 28, 2007 |
| A method and apparatus for predicting the performance of a drilling system for the drilling of a well bore in a given formation is disclosed. The method generates a geology model of a given formation. The geology model includes a geology characteristic of the given formation per unit dep |
| 7035778 |
Method of assaying downhole occurrences and conditions |
April 25, 2006 |
| A method of assaying work of an earth boring bit of a given size and design including establishing characteristics of the bit of given size and design. The method further includes simulating a drilling of a hole in a given formation as a function of the characteristics of the bit of |
| 7032689 |
Method and system for predicting performance of a drilling system of a given formation |
April 25, 2006 |
| A method and apparatus for predicting the performance of a drilling system for the drilling of a well bore in a given formation includes generating a geology characteristic of the formation per unit depth according to a prescribed geology model, obtaining specifications of proposed drill |
| 6408953 |
Method and system for predicting performance of a drilling system for a given formation |
June 25, 2002 |
| A method and apparatus for predicting the performance of a drilling system for the drilling of a well bore in a given formation includes generating a geology characteristic of the formation per unit depth according to a prescribed geology model, obtaining specifications of proposed drill |
| 6374926 |
Method of assaying downhole occurrences and conditions |
April 23, 2002 |
| A method of assaying work of an earth boring bit of a given size and design comprises the steps of drilling a hole with the bit from an initial point to a terminal point. A plurality of electrical incremental actual force signals are generated, each corresponding to a force of the bit ov |
| 6131673 |
Method of assaying downhole occurrences and conditions |
October 17, 2000 |
| A method of assaying work of an earth boring bit of a given size and design comprises the steps of drilling a hole with the bit from an initial point to a terminal point. A plurality of electrical incremental actual force signals are generated, each corresponding to a force of the bit ov |
| 6109368 |
Method and system for predicting performance of a drilling system for a given formation |
August 29, 2000 |
| A method and apparatus for predicting the performance of a drilling system for the drilling of a well bore in a given formation includes generating a geology characteristic of the formation per unit depth according to a prescribed geology model, obtaining specifications of proposed drill |
| 6052649 |
Method and apparatus for quantifying shale plasticity from well logs |
April 18, 2000 |
| Shale plasticity in a geological formation is quantified by the steps of measuring a shale volume of the formation, measuring a shale composition of the formation, measuring a shale water content of the formation, and determining a measure of shale plasticity of the formation in response |
| 6044327 |
Method for quantifying the lithologic composition of formations surrounding earth boreholes |
March 28, 2000 |
| A well logging instrument, embodied both in drillstring and in wireline logging systems, is caused to traverse an earth borehole and to generate lithology-related data. First and second lithology compositional models are constructed from such data and are combined to determine a range of |
| 5870802 |
Banded paper clip |
February 16, 1999 |
| An improved paper clip consisting of a wire clip integrally wrapped within a folded semi rigid banding allowing for the display of printed advertising, promotional, marketing, messaging or decorative indicia, in a multitude of shape and size, as suits the material displayed, while being |
| 5794720 |
Method of assaying downhole occurrences and conditions |
August 18, 1998 |
| A method of assaying work of an earth boring bit of a given size and design comprises the steps of drilling a hole with the bit from an initial point to a terminal point and recording the distance between the initial and terminal points. A plurality of electrical incremental actual force |
| 5767399 |
Method of assaying compressive strength of rock |
June 16, 1998 |
| A method of assaying the compressive strength of rock comprises testing a primary plurality of rock samples of similar lithology, at least some of which have different porosities, to determine, for each sample respectively, a value corresponding to compressive strength and a value co |
| 5704436 |
Method of regulating drilling conditions applied to a well bit |
January 6, 1998 |
| A method of regulating drilling conditions applied to a given well bit comprises assaying the compressive strength of the formation in an interval to be drilled by said bit. Wear of critical bit structure of the same size and design as in said given bit and which structure has drilled |
| 5390748 |
Method and apparatus for drilling optimum subterranean well boreholes |
February 21, 1995 |
| A method and apparatus are provided for drilling a borehole through formations of the earth to a targeted position relative to the entrance of the borehole on the surface of the earth. At each measurement of the position and orientation of the downhole drilling mechanism, the system |
