E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
166/35
E21B 43/243 (2006.01)
Patent
CA 1175346
- 13 - 78R51 Abstract of the Disclosure A fuel and air downhole steam generator 10 comprises an injector assembly 12 coaxially connected to the top end 14 of the combustion chamber 18. The combustion chamber 18 is connected at its bottom end 20 to the top of the heat exchanger 24. Heat exchanger 24 ends with a means for venting combustion products which comprises exhaust gas turnaround 26 and flow guide 28. The entire downhole steam generator 10 is completed with steam deployment means which comprises a stab-in-tube 30 disposed to receive the output of the heat ex- changer 24.
376784
Campbell John Jr.
Wagner William R.
Wright David E.
Ridout & Maybee Llp
Rockwell International Corporation
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