
(from the article `heavy oil and tar sand`) The mechanics of heavy oil displacement in an in situ combustion operation is similar to that in the steam-flooding process except for one ... An alternate method for heating a reservoir involves the combustion of a part of the reservoir oil and is called in situ combustion. Large quantities ....
Found on
http://www.britannica.com/eb/a-z/i/14

the setting afire of some portion of the reservoir in order that the gases produced by combustion will drive oil ahead of it to the producing wells.
Found on
http://www.encyclo.co.uk/visitor-contributions.php
No exact match found.