Oil well microwave tools
First Claim
1. AN APPARATUS FOR HEATING A PETROLEUM-BEARING FORMATION AND ADAPTED TO BE CONNECTED TO THHE LOWER EXTREMITY OF A PRODUCING STRING AT A POSITION OPPOSITE SAID FORMATION, SAID APPARATUS COMPRISING A CAPSULE HAVING FIRST AND SECOND PORTIONS, SAID FIRST PORTION OF SAID CAPSULE CONTAINING A PLURALITY OF ELECTRICAL DEVICES MOUNTED THEREIN FOR SIMULTANEOUSLY GENERATING MICROWAVE ENERGY AND THERMAL ENERGY, MEANS FOR SUPPLYING EXCITATION VOLTAGES TO SAID DEVICES, MEANS FOR DIRECTING SAID MICROWAVE ENERGY AT A FREQUENCY OF BETWEEN 1000 AND 300,000 MEGACYCLES INTO SAID PETROLEUM-BEARING FORMATION, SAID SECOND PORTION OF SAID CAPSULE HAVING PERORATIONS THEREIN FOR ALLOWING PETROLEUM PRODUCTS TO ENTER SAID PRODUCING STRING, MEANS FOR CONNECTING SAID CAPSULE TO SAID PRODUCING STRING, SAID SECOND CAPSULE PORTION INCLUDING A HEAT
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1 Claim
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1. AN APPARATUS FOR HEATING A PETROLEUM-BEARING FORMATION AND ADAPTED TO BE CONNECTED TO THHE LOWER EXTREMITY OF A PRODUCING STRING AT A POSITION OPPOSITE SAID FORMATION, SAID APPARATUS COMPRISING A CAPSULE HAVING FIRST AND SECOND PORTIONS, SAID FIRST PORTION OF SAID CAPSULE CONTAINING A PLURALITY OF ELECTRICAL DEVICES MOUNTED THEREIN FOR SIMULTANEOUSLY GENERATING MICROWAVE ENERGY AND THERMAL ENERGY, MEANS FOR SUPPLYING EXCITATION VOLTAGES TO SAID DEVICES, MEANS FOR DIRECTING SAID MICROWAVE ENERGY AT A FREQUENCY OF BETWEEN 1000 AND 300,000 MEGACYCLES INTO SAID PETROLEUM-BEARING FORMATION, SAID SECOND PORTION OF SAID CAPSULE HAVING PERORATIONS THEREIN FOR ALLOWING PETROLEUM PRODUCTS TO ENTER SAID PRODUCING STRING, MEANS FOR CONNECTING SAID CAPSULE TO SAID PRODUCING STRING, SAID SECOND CAPSULE PORTION INCLUDING A HEAT
Specification
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Current AssigneeDuane B. Haagensen
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Original AssigneeDuane B. Haagensen
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InventorsHaagensen, Duane B.
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Application NumberUS04/028,340Time in Patent Office1,749 DaysField of SearchUS Class Current166/60CPC Class CodesE21B 36/04 using electrical heatersH05B 2214/03 Heating of hydrocarbonsH05B 6/80 Apparatus for specific appl...
