Subsurface multiple antenna radiation technology

Abstract

An in-situ radar guidance system with a collocated high power electromagnetic heating system or SMART System (Subsurface Multiple Antenna Radiation Technology) creates chemical, physical, and electrical changes as needed to certain organic or inorganic materials for energy efficient recovery of liquids, gases, and solids.

What is claimed is: 
     
         1 . A subterranean borehole antenna system comprising:
 a radio frequency heating antenna attached electrically coupled to a radio frequency generator via to a coaxial cable;   a first radar antenna attached to the coaxial cable at a distal end of the radio frequency heating antenna;   a second radar antenna attached to the coaxial cable, wherein the radio frequency heating antenna is positioned coaxially between the first radar antenna and the second radar antenna; and   a first alternating current (AC) electrode and a second AC electrode coupled an AC generator.   
     
     
         2 . The system of  claim 1 , further comprising a third AC electrode, wherein the first AC electrode, the second AC electrode, and the third AC electrode form an equilateral triangle around the radio frequency heating antenna, and wherein the AC generator is a three-phase generator. 
     
     
         3 . The system of  claim 1  wherein the radio frequency generator is configured to cause the radio frequency heating antenna to emit pulses of radio frequency radiation with a power level in a range of 5 kilowatts to 1 megawatt. 
     
     
         4 . The system of  claim 3 , wherein a duty cycle of the pulses is in a range of 0.0001 to 0.1. 
     
     
         5 . The system of  claim 1 , wherein the radio frequency generator is configured to cause the radio frequency heating antenna to emit continuous radio frequency radiation. 
     
     
         6 . The system of  claim 1 , wherein the radio frequency heating antenna includes a helical antenna. 
     
     
         7 . The system of  claim 1 , wherein the first radar antenna is configured to image thermal effects at a desired subterranean location during a heating of an area around the desired subterranean location. 
     
     
         8 . A subterranean borehole antenna system comprising:
 a radio frequency heating antenna attached electrically coupled to a radio frequency generator via to a coaxial cable;   a first radar antenna attached to the coaxial cable at a distal end of the radio frequency heating antenna; and   a first alternating current (AC) electrode, a second AC electrode, and a third AC electrode coupled to a three-phase AC generator.   
     
     
         9 . The system of  claim 8 , further comprising a second radar antenna attached to the coaxial cable, wherein the radio frequency heating antenna is positioned coaxially between the first radar antenna and the second radar antenna 
     
     
         10 . The system of  claim 8 , wherein the first AC electrode, the second AC electrode, and the third AC electrode are positioned around the radio frequency heating antenna to form an equilateral triangle. 
     
     
         11 . The system of  claim 8 , wherein the radio frequency generator is configured to cause the radio frequency heating antenna to emit pulses of radio frequency radiation with a power level in a range of 5 kilowatts to 1 megawatt. 
     
     
         12 . The system of  claim 11 , wherein a duty cycle of the pulses is in a range of 0.0001 to 0.1. 
     
     
         13 . The system of  claim 8 , wherein the radio frequency generator is configured to cause the radio frequency heating antenna to emit continuous radio frequency radiation. 
     
     
         14 . The system of  claim 8 , wherein the radio frequency heating antenna includes a helical antenna. 
     
     
         15 . The system of  claim 8 , further comprising using the first radar antenna to image thermal effects at a desired subterranean location during a heating of an area around the desired subterranean location.