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Dresser Industries, Inc. Patents |
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Assignee: Dresser Industries, Inc.
Address: Dallas, TX
No. of patents: 1223
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| RE33757 |
Diamond drill bit with varied cutting elements |
December 3, 1991 |
| An earth boring bit utilizing thermally stable polycrystalline diamond material having a row of closely spaced sharp cutting elements, following by a row of widely spaced, blunt or rounded cutting elements, each cutting element extending from a supporting matrix a predetermined amount to |
| RE33028 |
Electropneumatic transducer system |
August 22, 1989 |
| A temperature compensation circuit is provided which can be used for span temperature compensation in an electropneumatic transducer system and which includes a constant current generator circuit coupled to a bridge of piezo resistances in a pressure transducer to supply a constant curre |
| RE32205 |
Basic oxygen furnace construction |
July 15, 1986 |
| A construction for the cone section zone of oxygen converter vessels consisting of a plurality of courses of refractory brick having a parallelogram configuration to provide a smooth surface for the working lining face. |
| RE31122 |
Method for ascertaining optimum location for well stimulation and/or perforation |
January 11, 1983 |
| A method is disclosed for the in situ examination of earth formations penetrated by a borehole to ascertain the optimum location along the length thereof for instituting well stimulation operations or, where the well is cased, the optimum location for perforating the casing. The method |
| H1963 |
High pressure differential electrical connector |
June 5, 2001 |
| The present invention is directed to a downhole, high-current, low-impedance, feed-through connector for passing electrical current, preferably high frequency AC current, between a tool compartment having relatively high pressure and another tool compartment having relatively low pre |
| D405811 |
Seven blade drill bit |
February 16, 1999 |
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| D404407 |
Eight blade drill bit |
January 19, 1999 |
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| D404044 |
Six blade drill bit |
January 12, 1999 |
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| D403336 |
Five blade drill bit |
December 29, 1998 |
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| D403335 |
Four blade drill bit |
December 29, 1998 |
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| D403003 |
Nine blade drill bit |
December 22, 1998 |
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| D384084 |
Rotary cone drill bit |
September 23, 1997 |
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| D372253 |
Support arm and rotary cone for modular drill bit |
July 30, 1996 |
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| D300122 |
Electronic thermometer display or the like |
March 7, 1989 |
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| D294707 |
Radiator guard for a construction vehicle |
March 15, 1988 |
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| D292404 |
Portable point of sale customer credit card encoder |
October 20, 1987 |
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| D290220 |
Power tool reaction brace |
June 9, 1987 |
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| D290124 |
Combined point of sale register and credit card approver |
June 2, 1987 |
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| D289396 |
Point of sale customer credit card encoder |
April 21, 1987 |
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| D289050 |
Point of sale transaction printer |
March 31, 1987 |
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| D287600 |
Nozzle receptacle for fuel dispenser |
January 6, 1987 |
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| D287498 |
Fuel dispenser |
December 30, 1986 |
|
| D286158 |
Road planer |
October 14, 1986 |
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| D276758 |
Material lift vehicle body |
December 11, 1984 |
|
| D276726 |
Fuel dispenser |
December 11, 1984 |
|
| D275678 |
Road roller |
September 25, 1984 |
|
| D275107 |
Motor grader vehicle |
August 14, 1984 |
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| D273791 |
Fuel dispenser |
May 8, 1984 |
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| D273790 |
Fuel dispenser |
May 8, 1984 |
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| D272631 |
Fuel dispenser |
February 14, 1984 |
|
| D272629 |
Fuel dispenser |
February 14, 1984 |
|
| D272628 |
Fuel dispenser |
February 14, 1984 |
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| D272627 |
Fuel dispenser |
February 14, 1984 |
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| D271696 |
Multi-product fuel dispenser |
December 6, 1983 |
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| D266673 |
Fuel dispenser |
October 26, 1982 |
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| D260897 |
Multi-product fuel dispenser |
September 22, 1981 |
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| D258441 |
Liquid fuel dispensing pump |
March 3, 1981 |
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| D258440 |
Liquid fuel dispensing pump |
March 3, 1981 |
|
| D258439 |
Liquid fuel dispensing pump |
March 3, 1981 |
|
| D258438 |
Liquid fuel dispensing pump |
March 3, 1981 |
|
| D258437 |
Liquid fuel dispensing pump |
March 3, 1981 |
|
| D258361 |
Liquid fuel dispensing pump |
February 24, 1981 |
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| D250143 |
Gasoline dispenser |
October 31, 1978 |
|
| 6899197 |
Method and apparatus for absorbing acoustic energy |
May 31, 2005 |
| An acoustic logging tool including an elongated body, one or more acoustic transmitters, one or more acoustic receivers, and a broadband acoustic absorption region. A substantial portion of the broadband acoustic absorption region is between the transmitter and the receiver. The acou |
| 6564899 |
Method and apparatus for absorbing acoustic energy |
May 20, 2003 |
| An acoustic logging tool including an elongated body, one or more acoustic transmitters, one or more acoustic receivers, and a broadband acoustic absorption region. A substantial portion of the broadband acoustic absorption region is between the transmitter and the receiver. The acou |
| 6552962 |
Method and apparatus for acoustic logging |
April 22, 2003 |
| The invention is a method and apparatus for acoustic logging including one or more acoustic transmitters and one or more acoustic receivers. One or more of the elements of a set made up of the acoustic receivers and acoustic transmitters are spaced radially apart from one or more of the |
| 6476609 |
Electromagnetic wave resistivity tool having a tilted antenna for geosteering within a desired p |
November 5, 2002 |
| This invention is directed to a downhole method and apparatus for simultaneously determining the horizontal resistivity, vertical resistivity, and relative dip angle for anisotropic earth formations. The present invention accomplishes this objective by using an antenna configuration |
| 6429784 |
Casing mounted sensors, actuators and generators |
August 6, 2002 |
| A casing sensor and methods for sensing using a casing sensor are disclosed. The casing sensor includes a casing shoe and a sensor coupled to the casing shoe. A casing data relay includes a downhole receiver coupled to a well casing and a transmitter coupled to the receiver. The casi |
| 6415687 |
Rotary cone drill bit with machined cutting structure and method |
July 9, 2002 |
| A rotary cone drill bit is provided with at least one cutter cone assembly having a machined cutting structure which will maintain an effective cutting profile despite abrasion, erosion and/or wear of the associated cutting elements. The machined cutting structure may be formed on a |
| 6392561 |
Short hop telemetry system and method |
May 21, 2002 |
| The invention relates to a data transmission or telemetry system and a method for communicating information axially along a drill string. The method includes the step of conducting an axial electrical signal embodying the information between a first axial position in the drill string |
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