Hanover Compressor Shelf Registrations Declared Effective

November 21, 2003

HOUSTON--(BUSINESS WIRE)--Nov. 21, 2003--Hanover Compressor Company (NYSE:HC), a global market leader in full service natural gas compression and a leading provider of service, fabrication and equipment for oil and natural gas processing and transportation applications, announced today that the Securities and Exchange Commission has declared effective its shelf registration statement related to the offering and sale from time to time of up to $700 million of debt securities, guarantees of debt securities, common stock, preferred stock, depositary shares, securities warrants, stock purchase contracts and stock purchase units by Hanover and guarantees of debt securities by Hanover Compression Limited Partnership. In addition, Hanover announced today that the Securities and Exchange Commission has declared effective its shelf registration statement related to the offering and sale from time to time for the account of Schlumberger Technology Corporation of Hanover's previously issued Zero Coupon Subordinated Notes due March 31, 2007 paying, at maturity, the aggregate principal amount of $262,621,810.

This press release shall not constitute an offer to sell or a solicitation of an offer to buy any of the securities described above. An offering of any such securities will be made only by means of a prospectus. Any such prospectus shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of any such securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.

    CONTACT: Hanover Compressor Company, Houston
             Investor Relations
             Lee Beckelman, 281-447-8787

    SOURCE: Hanover Compressor Company