1

                                                                    EXHIBIT 23.1

                       CONSENT OF INDEPENDENT ACCOUNTANTS


We hereby consent to the incorporation by reference in this Registration
Statement on Form S-3 of our report dated February 19, 2001, except for Note 29,
as to which the date is September 6, 2001 relating to the consolidated financial
statements, which appears in Conoco Inc.'s Current Report on Form 8-K/A dated
July 16, 2001, and of our report dated March 9, 2001 relating to the financial
statement schedule of Conoco Inc., which appears in Conoco Inc.'s Annual Report
on Form 10-K dated March 12, 2001. We also consent to the reference to us under
the heading "Experts" in such Registration Statement.


                                                     PRICEWATERHOUSECOOPERS LLP


Houston, Texas
September 6, 2001