Exhibit 20




FOR IMMEDIATE RELEASE                   Contact -- Steve Moore
- ---------------------                              Investor Relations
December 23,1996                                   (214) 978-2696

                HALLIBURTON ACKNOWLEDGES POTENTIAL ACQUISITION
                ----------------------------------------------

    DALLAS, Texas -- Halliburton Company (NYSE: HAL)acknowledges that it is in
discussions with OGC International plc, a U.K. company traded on the London
Stock Exchange, concerning a possible acquisition by Halliburton of OGC. OGC
and Halliburton announced these discussions earlier today in the U.K.

    OGC provides a variety of engineering, operations and maintenance services
to the petroleum industry, primarily in the North Sea.  In 1995 it had revenues
of 233 million U.K. Pounds ($385 million) and pre-tax profit of 14.2 million
U.K. Pounds ($23.5 million).  For the first six months ended June 30, 1996, OGC
had revenues of 91 million U.K. Pounds ($150 million) and pre-tax profit of 2.7
million U.K. Pounds ($4.5 million).  As of June 30, 1996, OGC had total
shareholders' equity of 37 million U.K. Pounds ($61 million).  

    Halliburton Company is one of the world's largest diversified energy
services, engineering, maintenance, and construction companies.  Halliburton
provides a broad range of energy services and products, industrial and marine
engineering and construction services.

    A further announcement will be made when appropriate.


                                      ###

                               Page 5 of 5 pages
                      The Exhibit Index appears on Page 4