
<TABLE> <S> <C>


<ARTICLE>                     5
<LEGEND>
     This  schedule  contains  summary financial  information extracted from the
Company's financial statements for the year ended Decedmber 31, 1997 and interim
periods  restated  to  reflect  the  Company's pooling of interests with Dresser
Industries, Inc.
</LEGEND>


<MULTIPLIER>                                   1000000
<CURRENCY>                                     USD
       
<S>                           <C>           <C>           <C>            <C>
<PERIOD-TYPE>                 3-mos         6-mos         9-mos          12-mos
<FISCAL-YEAR-END>             Dec-31-1997   Dec-31-1997   Dec-31-1997    Dec-31-1997
<PERIOD-START>                Jan-1-1997    Jan-1-1997    Jan-1-1997     Jan-1-1997
<PERIOD-END>                  Mar-31-1997   Jun-30-1997   Sep-30-1997    Dec-31-1997
<EXCHANGE-RATE>               1             1             1              1
<CASH>                        285           194           217            384
<SECURITIES>                  0             0             0              0
<RECEIVABLES>                 2809          3267          3421           3388
<ALLOWANCES>                  0             0             0              0
<INVENTORY>                   1218          1292          1315           1299
<CURRENT-ASSETS>              4671          5133          5345           5443
<PP&E>                        6536          6694          6700           6646
<DEPRECIATION>                3890          3971          3976           3880
<TOTAL-ASSETS>                9550          10218         10466          10702
<CURRENT-LIABILITIES>         3058          3525          3523           3460
<BONDS>                       1134          1180          1294           1297
<PREFERRED-MANDATORY>         0             0             0              0
<PREFERRED>                   0             0             0              0
<COMMON>                      556           1113          1134           1134
<OTHER-SE>                    3458          3256          3338           3183
<TOTAL-LIABILITY-AND-EQUITY>  9550          10218         10466          10702
<SALES>                       0             2238          0              4857
<TOTAL-REVENUES>              3603          7604          11781          16277
<CGS>                         0             0             0              0
<TOTAL-COSTS>                 3464          6732          11146          14213
<OTHER-EXPENSES>              51            0             0              0
<LOSS-PROVISION>              0             0             0              0
<INTEREST-EXPENSE>            23            50            80             111
<INCOME-PRETAX>               226           523           868            1313
<INCOME-TAX>                  83            195           325            491
<INCOME-CONTINUING>           135           312           514            772
<DISCONTINUED>                0             0             0              0
<EXTRAORDINARY>               0             0             0              0
<CHANGES>                     0             0             0              0
<NET-INCOME>                  135           312           514            772
<EPS-PRIMARY>                 0.32          0.73          1.20           1.79
<EPS-DILUTED>                 0.31          0.72          1.19           1.77
        


</TABLE>
