We examined and implemented a number of remedial actions which were marginally successful. The traditional treatment of wax using chemicals to disperse the paraffins will require installing a pump at the wellhead and the chemicals would bring up disposal and environmental challenges.

The silver Hawg option was most attractive in terms of simplicity and cost. An alloy of dissimilar metals stops the formation of scale deposits by changing the physical properties of the crude oil and preventing bonding.

Chiji Onwuzurike, Senior Production Technologist