EXHIBIT 3.29

              CERTIFICATE OF AMENDMENT TO ARTICLES OF INCORPORATION
                         FOR NEVADA PROFIT CORPORATIONS
          (PURSUANT TO NRS 78.385 AND 78.390 - AFTER ISSUANCE OF STOCK)
                             - REMIT IN DUPLICATE -

1.       Name of corporation: Eagle-Picher Minerals, Inc.

2.       The articles have been amended as follows (provide article numbers, if
         available):

         FIRST:   The name of the corporation is Eagle Picher Filtration &
                  Minerals, Inc.

3.       The vote by which the stockholders holding shares in the corporation
         entitling them to exercise at least a majority of the voting power, or
         such greater proportion of the voting power as may be required in the
         case of a vote by classes or series, or as may be required by the
         provisions of the articles of incorporation have voted in favor of the
         amendment is: _______________.*

4.       Officer Signature (Required):

                  /s/ David G. Krall
         ____________________________________   _______________________________
         David G. Krall, Vice Pres./Secretary

*If any proposed amendment would alter or change any preference or any relative
or other right given to any class or series of outstanding shares, then the
amendment must be approved by the vote, in addition to the affirmative vote
otherwise required, of the holders of shares representing a majority of the
voting power of each class or series affected by the amendment regardless of
limitations or restrictions on the voting power thereof.

IMPORTANT: Failure to include any of the above information and remit the proper
fees may cause this filing to be rejected.