Method for reducing power loss associated with electrical heatin

Details Method for reducing power loss associated with electrical heatin Method for reducing power loss associated with electrical heatin

1975-09-15

1977-03-08

Novosad, Stephen J.

Wells

Processes

Electric current or electrical wave energy through earth for...

166 60, E21B 4324

Patent

active

040107990

ABSTRACT:
Method for reducing the loss of power accompanying the transmission of electrical energy down a wellbore to heat a subterranean formation via electrical conduction between a plurality of wells completed therein, characterized by providing a low frequency alternating current to the conductors in the wellbore. Also disclosed are specific embodiments of the invention.

REFERENCES:
patent: 2131585 (1938-09-01), Curtis
patent: 2748868 (1956-06-01), Carpenter
patent: 3507330 (1970-04-01), Gill
patent: 3594492 (1971-07-01), Edison et al.
patent: 3829707 (1974-08-01), Pflanz
"Composite Catalog of Oil Field Equipment & Services", 25th Rev., vol. 1, 1962-1963, World Oil (Gulf Publishing Co.), Houston, Texas, p. 197.

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