National Oilwell Varco And Robbins & Myers Receive Clearance

         National Oilwell Varco And Robbins & Myers Receive Clearance

PR Newswire

HOUSTON, Feb. 19, 2013

HOUSTON, Feb. 19, 2013 /PRNewswire/ -- National Oilwell Varco, Inc. (NYSE:
NOV) and Robbins & Myers, Inc. (NYSE: RBN) jointly announced today that the
Antitrust Division of the United States Department of Justice has closed its
investigation of the parties' previously announced merger. NOV and RBN also
received today a no action letter from the Canadian Competition Bureau.
Having received clearance from the United States and Canada, NOV and RBN
expect to complete the merger tomorrow, February 20, 2013. The transaction
has been cleared without modification.

About National Oilwell Varco, Inc.

National Oilwell Varco, Inc. is a worldwide leader in the design, manufacture
and sale of equipment and components used in oil and gas drilling and
production operations, the provision of oilfield services, and supply chain
integration services to the upstream oil and gas industry.

About Robbins & Myers, Inc.

Robbins & Myers, Inc. is a leading supplier of engineered,
application-critical equipment and systems in global energy, chemical and
other industrial markets.

Forward-Looking Statements

Statements set forth in this press release that are not historical facts are
forward-looking statements within the meaning of the federal securities laws.
These forward-looking statements are subject to numerous risks and
uncertainties, many of which are beyond the control of National Oilwell Varco,
Inc. and Robbins & Myers, Inc., which could cause actual benefits, results,
effects and timing to differ materially from the results predicted or implied
by the statements. Readers are referred to documents filed with the
Securities and Exchange Commission, including National Oilwell Varco's and
Robbins & Myers' Annual Reports on Form 10-K for the year ended December 31,
2012 and August 31, 2012, respectively, Robbins & Myers' recent Quarterly
Report on Form 10-Q, the Current Reports on Form 8-K filed by both companies,
and Robbins & Myers' final proxy statement filed with the SEC on November 30,
2012 in connection with the transaction, which identify significant risk
factors and uncertainties which could cause actual results to differ from
those contained in forward-looking statements. Neither National Oilwell Varco
nor Robbins & Myers undertakes any obligation to revise or update publicly any
forward-looking statements for any reason.

SOURCE Robbins & Myers, Inc.

Contact: National Oilwell Varco, Inc., Jeremy Thigpen, +1-713-346-7301,
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