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  5. 793 F.2d 1565 (1986)
 

KLOSTER SPEEDSTEEL AB v. CRUCIBLE INC.

Appeal Nos. 85-2174, 85-2214, 85-2215 and 85-2274.

793 F.2d 1565 (1986)

KLOSTER SPEEDSTEEL AB, Speedsteel of New Jersey, Inc., Appellants, Stora Kopparbergs Berg Slags AB, A Swedish Corp., and Uddeholms AB, A Swedish Corp., et al., Appellants/Cross-Appellees v. CRUCIBLE INC., etc., and Crucible Materials Corp., etc., Appellees/Cross-Appellants.

United States Court of Appeals, Federal Circuit.

As Amended on Granting of Rehearings August 15, 1986.

Attorney(s) appearing for the Case

Francis J. Hone, of Brumbaugh, Graves, Donohue & Raymond, New York City, argued for appellants Stora, etc. With him on brief was Richard S. Clark, of Brumbaugh, Graves, Donohue & Raymond.

Wayne A. Cross, of New York City, argued for appellants Kloster, etc. With him on the brief were William Dunnegan, of Reboul, MacMurray, Hewitt, Maynard & Kristol, and Arthur D. Gray, Stuart J. Sinder, William J. McNichol and Scott A. Wisser, of Kenyon & Kenyon, of counsel.

Ford F. Farabow, Jr., of Finnegan, Henderson, Farabow, Garrett & Dunner, Washington, D.C., argued for appellees Crucible, etc. With him on the brief were Michael C. Elmer and Allen M. Sokal, of Finnegan, Henderson, Farabow, Garrett & Dunner.

Before MARKEY, Chief Judge, NICHOLS, Senior Circuit Judge, and NEWMAN, Circuit Judge.

MARKEY, Chief Judge.

Consolidated appeals from a judgment of the United States District Court for the Western District of Pennsylvania holding claim 30 of U.S. Patent No. 3,746,518 ('518 patent) and claim 4 of U.S. Patent No. 3,561,934 ('934 patent) valid and infringed. Crucible, Inc. v. Stora Kopparbergs Bergslags AB, 594 F.Supp. 1249, 226 USPQ 36 (W.D.Pa.1984). We affirm in part and remand in part.

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