ADVISORY/Landmark Graphics Hosts Banff City Forum; Combining Creative, Team-Based Workflows With Advances in State-of-the-Art Technology.

Business & Energy Editors/High-Tech Writers

ADVISORY...for Tuesday (April 23)

BANFF, Alberta--(BUSINESS WIRE)--April 17, 2002

WHAT:  -- How does the oil and gas industry keep up with all the
          external factors while continuing to keep pace with energy
          demands?

          The Landmark City Forum agenda will include keynote
          speakers, technical presentations and case studies
          presented by customers and consultants, as well as
          demonstrations and presentations by Landmark, Halliburton,
          Magic Earth, GeoGraphix and our strategic partners. The
          focus will provide opportunities to discover ways that
          improve teamwork and efficiency through innovative uses of
          technology.

       -- Landmark Graphics, a wholly owned business unit of
          Halliburton Company (NYSE:HAL), is the leading supplier of
          software and services for the upstream oil and gas
          industry. The company's software solutions span
          exploration, production, drilling, business decision
          analysis and data management. Landmark offers a broad
          range of consulting services that enable customers to
          optimize their technical, business and decision processes.

WHO:      Landmark Executives, product managers and partner companies

          Client Success stories from:
            Conoco Canada, Nexen Petroleum International and
            Petro-Canada Oil & Gas

WHEN:  -- Tuesday April 23rd and Wednesday April 24th
          8 a.m. - 6 p.m.

WHERE: -- Banff Park Lodge
          222 Lynx Street
          Banff, Alberta
          Canada T0L 0C0
          403/762-4433
          800/661-9266