


FOR IMMEDIATE RELEASE       Contact: Guy T. Marcus          Don Galletly
April 20, 1998                       Halliburton Company    Dresser Industries
                                     (214) 978-2691         (214) 740-6757


               HALLIBURTON AND DRESSER RECEIVE INFORMATION REQUEST

         DALLAS,   Texas   --   Halliburton   Company   (NYSE:HAL)  and  Dresser
Industries,  Inc.  (NYSE:DI)  today  announced  that the companies have received
requests  for  additional   information   concerning  the   proposed   merger of
Halliburton  and  Dresser  from  the  Antitrust Division of the U. S. Department
of Justice.

         On February 26, 1998,  Halliburton and Dresser announced that the board
of directors of both  companies  had  unanimously  approved a definitive  merger
agreement  calling for Dresser's  shareholders to receive one newly issued share
of Halliburton common stock for each share of Dresser common stock.

         Halliburton  and Dresser  indicated  that the requests  for  additional
information  were  not  unexpected  and they  plan to  respond  promptly  to the
Department of Justice.  The companies  continue to expect to complete the merger
during the fall of 1998.

         Halliburton  Company is one of the world's largest  diversified  energy
services, engineering, maintenance, and construction companies. Founded in 1919,
Halliburton  provides a broad range of energy services and products,  industrial
and marine engineering and construction services.

         Dresser is a leading global  supplier to the total  hydrocarbon  energy
stream. Dresser's product and service offerings encompass sophisticated drilling
and well construction systems as well as technologies,  engineered equipment and
project management for the transportation and conversion of oil and gas.

                                       ###

         NOTE:  In  accordance  with the Safe Harbor  provisions  of the Private
Securities  Litigation  Reform  Act of 1995,  Halliburton  Company  and  Dresser
Industries,  Inc.,  caution  that  statements  in this press  release  which are
forward  looking and which provide other than  historical  information,  involve
risks and  uncertainties  that may  impact  the  companies'  actual  results  of
operations. Please see Halliburton's 10-K for the fiscal year ended December 31,
1997 and  Dresser's  10-K for the fiscal year ended  October 31, 1997 for a more
complete discussion of such risk factors.


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