EXHIBIT 4  6.(a)



                     AMENDMENT NO. 1 TO CREDIT AGREEMENT


      Amendment No. 1 (the "Amendment") is dated as of January 11, 1993, among
CBI Industries, Inc., a Delaware corporation (the "Company"), each Specified
Subsidiary that becomes a party to the Credit Agreement pursuant to Section
1.4, the financial institutions listed on the signature pages of this
Amendment under the heading "Banks" (such financial institutions, and any
successor financial institution that becomes a party to the Credit Agreement
(as hereinafter defined) pursuant to Section 4.16 or 10.7 of the Credit
Agreement, hereinafter referred to as the "Banks"), and Ibis Investments,
Inc., as bid advance agent under the Credit Agreement (such bid advance agent
and any successor bid advance agent appointed pursuant to Section 9.8 of the
Credit Agreement shall be hereinafter referred to as the "Bid Advance Agent").

                             W I T N E S S E T H

      WHEREAS, the parties to this Amendment entered into that certain Credit
Agreement dated as of December 4, 1992 (the "Credit Agreement");

      WHEREAS, the Company has requested that the Subsidiary Guaranty be
cancelled and the  requirement for the Subsidiary Guaranty provided under
Section 7.18 of the Credit Agreement be deleted because, due to restrictions
on subsidiary guarantees contained in other agreements of the Company, the
Company may not borrow more than a limited amount from the Banks under the
Credit Agreement; 

      WHEREAS, the Banks desire that the Company be able to borrow from the
Banks up to the full amount permitted under the Credit Agreement; and

      WHEREAS, all of the Banks and the Bid Advance Agent have consented to an
amendment to accomplish the above request.

      NOW, THEREFORE, in consideration of the terms and conditions set forth
herein, and for other good and valuable consideration, the receipt and
sufficiency of which is hereby acknowledged, the parties hereto agree as
follows:

1.    Unless otherwise specified herein, capitalized terms used but not
      otherwise defined herein shall have the meaning ascribed thereto in the
      Credit Agreement.

2.    That each of the Subsidiaries which have executed the Subsidiary
      Guaranty is released from all liabilities and obligations under the
      Subsidiary Guaranty and the Subsidiary Guaranty is cancelled and null
      and void as of the date of this Amendment.

3.    The Credit Agreement is amended by deleting the following:

      a.    the definition of Subsidiary Guaranty from Section 1.1,

      b.    Section 5.5,

      c.    Section 7.18,

      d.    Section 8.1(k),

      e.    Exhibit 5.5, and

      f.    Exhibit 7.18.

4.    The Credit Agreement is amended by adding Section 7.19 which reads in
      its entirety as follows:

            7.19 Dividend Restrictions.  The Company will not permit
      any U.S. Restricted Subsidiary to enter into, or be a party to,
      any agreement which limits or restricts the amount of dividends
      such U.S. Restricted Subsidiary can pay to the Company or another
      Subsidiary of the Company.

5.    Section 10.1 is amended by deleting Section 10.1(vii) and renumbering
      Section 10.1(viii) as Section 10.1(vii).

6.    Except as amended herein, all other terms of the Credit Agreement shall
      remain in full force and effect and are hereby ratified and confirmed as
      so amended.

7.    This Amendment may be executed in any number of counterparts, each of
      which so executed shall be deemed an original, but all such counterparts
      shall constitute one and the same instrument.

8.    This Amendment shall be governed by, and construed in accordance with,
      the internal laws (as distinguished from the conflicts of laws rules) of
      the State of Illinois.

      IN WITNESS WHEREOF, the parties hereto have caused this Amendment to be
duly executed and delivered by their proper and duly authorized officers as of
the day and year first written above.

                                   CBI INDUSTRIES, INC.


                                   By:  /S/ Buel T. Adams                    
                                        ____________________________________
                                        Buel T. Adams
                                        Vice President and Treasurer


                                   IBIS INVESTMENTS, INC.


                                   By:  /S/ Buel T. Adams                    
                                        ____________________________________
                                        Buel T. Adams
                                        Vice President and Treasurer




















                                   BANKS:

                                   BANK OF AMERICA NATIONAL TRUST AND SAVINGS
                                   ASSOCIATION

                                   By:  /S/ Daniel J. Boote                  
                                        ____________________________________
                                        Daniel J. Boote
                                        Vice President

                                   By:  /S/ M. Kathleen McVay                
                                        ____________________________________
                                        M. Kathleen McVay
                                        Vice President

                                   CONTINENTAL BANK N.A.

                                   By:  /S/ G. William Marquardt             
                                        ____________________________________
                                        G. William Marquardt
                                        Senior Vice President

                                   ROYAL BANK OF CANADA

                                   By:  /S/ Patricia A. Herbig               
                                        ____________________________________
                                        Patricia A. Herbig
                                        Manager

                                   BANK OF MONTREAL, CHICAGO BRANCH

                                   By:  /S/ Hugh K. Brower                   
                                        ____________________________________
                                        Hugh K. Brower
                                        Director

                                   THE NORTHERN TRUST COMPANY

                                   By:  /S/ Elaine H. Moore                  
                                        ____________________________________
                                        Elaine H. Moore
                                        Vice President

                                   THE FIRST NATIONAL BANK OF CHICAGO

                                   By: /S/ Katherine M. Lange                
                                        ____________________________________
                                        Katherine M. Lange
                                        Vice President

                                   CHEMICAL BANK

                                   By:  /S/ George W. Brash                  
                                        ____________________________________
                                        George W. Brash
                                        Managing Director

                                   ABN-AMRO BANK, N.V.

                                   By:  /S/ John W. Stanger                  
                                        ____________________________________
                                        John W. Stanger
                                        Vice President

                                   By:  /S/ Catheryn N. Fuller               
                                        ____________________________________
                                        Catheryn N. Fuller
                                        Vice President

                                   BARCLAYS BANK PLC

                                   By:  /S/ Olga Georgiev                   
                                        ____________________________________
                                        Olga Georgiev
                                        Vice President

                                   By:  /S/ Frank J. Sisinni                 
                                        ____________________________________
                                        Frank J. Sisinni
                                        Vice President

                                   CREDIT LYONNAIS CHICAGO BRANCH

                                   By:  /S/ Sandra E. Horwitz                
                                        ____________________________________
                                        Sandra E. Horwitz
                                        Vice  President

                                   CREDIT LYONNAIS CAYMAN ISLAND BRANCH

                                   By:  /S/ Sandra E. Horwitz                
                                        ____________________________________
                                        Sandra E. Horwitz
                                        Authorized Signature

                                   SOCIETE GENERALE

                                   By:  /S/ Barbara S. Adelman                
                                        ____________________________________
                                        Barbara S. Adelman
                                        Vice President

                                   By:  /S/ Charles M. Pierron               
                                        ____________________________________
                                        Charles M. Pierron
                                        Regional Manager

                                   GULF INTERNATIONAL BANK

                                   By:  /S/ Haytham F. Khalil                
                                        ____________________________________
                                        Haytham F. Khalil
                                        Assistant Vice President

                                   By:  /S/ Issa N. Baconi                   
                                        ____________________________________
                                       Issa N. Baconi
                                       Senior Vice President & Branch Manager