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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Branch (PTMB)

Patenting In Technology Classes,
Breakout By Organization

Count of 1969 - 2005 Utility Patent Grants,
By Calendar Year of Grant
With Patent Counts Based on Primary Patent Classification

- Explanation of Data -

Rank Ordered Listing of Organizations Receiving 5 or More Utility Patents During the Period
Having Primary Classification In

Class 266, Metallurgical Apparatus

( technology class is determined by the primary classification assigned to the patent- see 'Explanation of Data' )
( patent ownership is determined by the first-named assignee listed on a patent )

The following table displays first-named assignees and counts of their associated patents, as distributed by the year of patent grant
First-Named Assignee 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 Total
~Individually Owned Patent 20 19 35 24 27 24 11 21 31 20 15 23 22 26 32 27 18 24 16 17 18 7 15 9 8 10 20 13 13 13 5 14 10 11 10 14 3 645
USX CORPORATION 6 3 9 6 6 7 6 4 6 4 3 1 2 2 1 2 0 1 1 0 0 0 1 2 1 0 0 2 1 0 0 0 0 0 0 0 0 77
PAUL WURTH S.A. 0 0 0 0 1 0 1 1 3 2 4 3 0 1 1 1 3 3 1 1 2 2 4 3 4 7 6 4 0 1 2 0 4 1 2 1 0 69
NIPPON STEEL CORP. 0 3 0 2 0 5 1 1 0 1 2 3 4 6 8 3 1 3 5 3 0 1 0 1 0 0 1 0 0 0 0 3 1 1 1 1 1 62
PENNSYLVANIA ENGINEERING CORPORATION 1 1 2 1 5 8 9 2 6 8 2 3 5 2 1 4 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 61
DIDIER-WERKE A.G. 0 0 0 1 1 0 1 0 1 0 0 0 3 2 1 2 3 0 5 4 1 3 4 7 4 2 0 3 0 0 0 0 2 0 1 0 0 51
KAWASAKI STEEL CORPORATION 0 0 2 0 0 0 0 1 0 0 1 5 1 4 8 2 1 3 0 1 4 2 3 0 2 0 0 0 1 2 1 0 2 4 1 0 0 51
MESSER GRIESHEIM GMBH & CO. 7 3 0 7 3 3 1 0 2 4 5 3 4 2 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 46
VEREINIGTE OSTERREICHISCHE EISEN- UND STAHLWERKE-ALPINE MONT 7 6 1 5 2 4 1 5 3 9 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 44
MANNESMANN AG 0 0 0 1 0 0 0 0 0 1 2 0 0 1 6 1 5 0 6 1 0 0 0 0 1 4 1 4 2 1 2 4 0 0 0 0 0 43
BETHLEHEM STEEL CORPORATION 0 2 5 0 1 3 0 0 1 1 0 1 1 2 0 1 0 0 2 4 1 3 1 4 0 1 1 1 0 1 0 2 0 1 0 0 0 40
NIPPON KOKAN KABUSHIKI KAISHA 3 0 3 0 4 4 2 1 0 0 1 4 1 1 1 3 4 2 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 37
VOEST-ALPINE AKTIENGESELLSCHAFT 0 0 0 0 0 0 0 0 0 0 0 9 6 2 2 2 1 3 4 4 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 36
VOEST-ALPINE INDUSTRIEANLAGENBAU GESELLSCHAFT M.B.H. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 4 2 5 1 2 2 1 0 2 1 4 3 2 0 0 33
DRAVO CORPORATION 1 0 4 6 3 0 2 2 0 0 2 2 3 1 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 28
UNION CARBIDE CORPORATION 1 2 3 1 4 0 0 1 4 0 0 1 1 1 2 0 0 0 1 3 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 28
DEMAG AKTIENGESELLSCHAFT 1 3 7 3 1 2 0 1 3 0 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 24
KLOCKNER-HUMBOLDT-DEUTZ AKTIENGESELLSCHAFT 0 1 0 0 0 0 0 0 3 2 1 1 3 3 1 2 1 0 4 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 23
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE 1 1 0 2 0 0 0 0 0 1 1 0 1 0 0 1 0 0 0 0 1 1 3 3 1 1 0 0 0 0 1 0 0 1 2 1 0 23
GENERAL ELECTRIC COMPANY 0 0 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 5 1 5 2 0 1 0 0 1 0 0 0 22
INSTITUTE DE RECHERCHES DE LA SIDERURGIE FRANCAISE (IRSID) 0 0 3 2 0 0 1 0 0 0 0 0 0 2 3 1 0 1 4 3 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 22
WESTINGHOUSE ELECTRIC CORP. 1 0 3 3 1 0 0 0 0 0 1 1 2 0 0 1 0 1 2 0 0 0 1 2 2 1 0 0 0 0 0 0 0 0 0 0 0 22
OUTOKUMPU OYJ 0 0 0 0 0 0 0 0 1 1 0 2 0 0 1 4 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 6 2 21
ARBED S.A. 0 0 0 0 0 0 0 0 1 0 0 0 0 2 5 1 4 0 1 2 0 1 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 20
FOSECO INTERNATIONAL LIMITED 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 2 1 2 1 1 2 0 1 0 0 1 2 1 2 0 0 2 0 0 20
HOOGOVENS GROEP B.V. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 2 3 2 0 3 3 0 2 0 1 0 0 0 0 0 0 0 0 0 20
SWISS ALUMINIUM LTD. 0 0 0 0 0 0 0 0 2 4 3 3 1 0 1 0 1 1 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 20
MAGNECO/METREL, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 3 1 2 4 3 0 0 0 0 0 0 1 0 1 19
KOBE STEEL LTD. 0 0 0 0 1 0 0 0 0 0 0 1 0 0 2 2 2 0 1 0 0 1 0 0 1 0 0 0 0 0 1 0 0 0 2 2 2 18
SOUTHWIRE COMPANY 0 0 0 0 0 0 2 1 2 0 0 1 2 0 3 1 2 0 0 0 1 0 0 0 2 0 1 0 0 0 0 0 0 0 0 0 0 18
ALLEGHENY LUDLUM STEEL CORPORATION 0 0 2 0 1 2 0 0 0 0 1 1 0 0 0 1 1 0 0 3 1 2 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 17
CATERPILLAR INC. 1 1 1 0 2 1 1 0 1 0 3 0 0 1 0 0 0 0 0 0 0 1 1 0 0 0 1 0 1 0 1 0 0 0 0 0 0 17
CREUSOT-LOIRE 0 0 0 0 1 4 2 1 0 4 2 0 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 17
INLAND STEEL CO. 0 1 2 0 1 0 1 0 0 0 1 0 1 0 0 0 0 3 1 1 1 1 1 0 0 1 0 1 0 0 0 0 0 0 0 0 0 17
INSUL COMPANY, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 3 4 1 1 1 0 1 1 0 0 0 0 1 0 0 0 0 0 0 17
ISHIKAWAJIMA-HARIMA HEAVY INDUSTRIES CO., LTD. 0 1 0 0 1 2 0 0 1 1 2 0 1 3 2 1 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 17
MIDREX CORPORATION 0 0 0 0 0 0 0 0 3 0 1 6 4 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 17
SMS SCHLOEMANN-SIEMAG AG 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2 1 0 0 0 0 0 0 0 0 0 1 0 1 1 0 1 3 2 0 3 1 0 17
SUMITOMO METAL INDUSTRIES CO., LTD. 0 0 0 1 1 1 1 2 1 0 0 0 0 1 0 1 2 2 0 0 1 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 16
ASEA AKTIEBOLAG 0 0 2 2 0 0 0 3 2 0 0 0 2 0 0 1 0 0 2 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 15
KOPPERS COMPANY INC. 3 3 3 1 0 2 0 1 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 15
PARK-OHIO INDUSTRIES INC. 2 0 0 5 0 2 1 1 0 1 0 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 15
FLO-CON SYSTEMS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 2 2 1 2 1 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 14
VESUVIUS CRUCIBLE COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 1 2 1 1 1 1 0 0 0 2 1 0 1 14
ALCOA INC. 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 1 0 1 1 0 0 1 0 1 1 0 0 1 0 0 1 0 1 1 0 1 13
DAUSSAN ET COMPAGNIE 0 0 0 0 0 0 0 0 0 0 0 1 0 2 0 1 0 1 1 0 2 1 0 1 2 1 0 0 0 0 0 0 0 0 0 0 0 13
DRESSER INDUSTRIES, INC. 2 2 1 0 0 0 1 1 0 0 0 1 1 1 0 0 0 0 0 1 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 13
MIDLAND-ROSS CORPORATION 1 0 2 1 2 0 1 0 1 0 2 0 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 13
NKK CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 3 1 0 0 1 0 0 0 2 1 0 0 1 0 13
SMS DEMAG AKTIENGESELLSCHAFT 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 5 3 2 1 13
HOOGOVENS IJMUIDEN B.V. 0 0 0 0 0 3 1 2 0 2 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 12
KAWASAKI JUKOGYO KABUSHIKI KAISHA 0 0 3 0 2 0 1 0 0 2 0 0 1 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 12
STOPINC AKTIENGESELLSCHAFT 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 2 1 2 1 1 0 0 0 2 0 1 1 0 0 0 0 0 0 0 0 0 0 12
TECHNOLOGICAL RESOURCES PTY, LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 4 4 2 0 12
ALCAN INTERNATIONAL LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2 1 2 0 0 1 0 0 2 0 0 1 0 0 0 1 0 11
EISENWERK-GESELLSCHAFT MAXIMILIANSHUTTE MBH 0 0 0 0 1 3 0 1 2 0 0 0 2 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 11
FOSECO TRADING A.G. 0 0 0 0 0 0 0 0 4 2 0 1 1 1 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 11
MITSUBISHI MATERIALS CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 2 1 3 0 1 0 0 0 0 1 0 0 11
NATIONAL STEEL CORPORATION 1 2 1 0 1 0 0 0 1 0 0 1 0 0 0 1 0 0 0 1 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 11
PRAXAIR TECHNOLOGY, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 1 0 0 0 0 2 1 2 0 0 1 11
ALUMINIUM PECHINEY 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 1 0 1 1 0 0 2 0 0 1 0 0 1 0 0 1 0 0 0 0 10
C.I. HAYES INC. 0 1 3 0 1 1 0 0 0 2 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
DEUTSCHE VOEST-ALPINE INDUSTRIEANLAGENBAU GMBH 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 1 0 4 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 10
GEORG FISCHER AKTIENGESELLSCHAFT 0 0 0 0 3 4 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 10
PULLMAN BERRY COMPANY 0 0 0 0 0 0 0 0 0 7 0 0 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
ARMCO INC. 0 0 1 0 0 1 0 0 3 0 0 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 9
DANIELI & CO. OFFICINE MECCANICHE SPA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 1 1 0 1 3 1 0 0 9
GENERAL MOTORS CORPORATION 0 1 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 1 0 0 1 0 1 0 1 0 0 0 1 0 0 0 0 0 0 9
KLOCKNER-WERKE AG 0 0 1 1 0 1 1 0 3 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
MAN GUTEHOFFNUNGSHUTTE AG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 3 0 1 0 4 0 0 0 0 0 0 0 0 9
REPUBLIC STEEL CORPORATION 0 0 1 2 1 0 1 0 0 0 1 0 0 0 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
SOLLAC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 3 2 0 0 0 0 1 2 0 0 0 0 0 9
UNION SIDERURGIGUE DU NORD ET DE L'EST DE LA FRANCE 0 0 0 0 1 0 0 0 0 0 1 0 1 1 1 1 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
AEG ELOTHERM G.M.B.H. 0 1 1 0 1 0 1 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 8
AIR PRODUCTS AND CHEMICALS, INC. 0 0 2 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 1 0 0 0 8
AIRCO INC. 0 0 2 2 0 0 2 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
ARTHUR G. MCKEE + COMPANY 2 1 3 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
KENNECOTT CORPORATION 2 0 3 1 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
LEYBOLD AKTIENGESELLSCHAFT 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 1 0 2 0 1 0 0 0 0 0 0 0 0 0 8
MANNESMANN DEMAG A.G. 0 0 0 0 0 0 0 0 0 0 0 1 2 3 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
METACON AG 1 0 0 0 0 0 0 0 0 0 0 0 2 0 1 0 0 2 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
MITSUBISHI KINZOKU KABUSHIKI KAISHA 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 2 2 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
NORANDA MINES LIMITED 0 1 1 1 0 0 0 1 2 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
POHANG IRON & STEEL CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 3 1 0 0 0 8
AJF, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 2 0 1 0 0 0 0 0 0 0 0 7
ALCAN RESEARCH AND DEVELOPMENT, LIMITED 0 1 0 0 0 0 0 1 1 0 0 1 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
BERRY METAL COMPANY 0 0 0 1 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 1 0 0 0 0 7
BGK FINISHING SYSTEMS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 0 2 0 0 0 0 0 0 0 0 0 7
GAS RESEARCH INSTITUTE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 0 0 1 3 0 0 0 0 0 0 0 0 0 0 7
HOLCROFT + COMPANY 0 0 1 0 0 0 0 0 0 1 2 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
INJECTALL LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 3 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 7
KAISER ALUMINUM + CHEMICAL CORPORATION 2 0 1 0 0 0 0 1 0 0 0 0 0 1 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
MARTIN MARIETTA ENERGY SYSTEMS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 1 2 0 0 0 0 0 0 0 0 0 7
MITSUBISHI JUKOGYO KABUSHIKI KAISHA 0 0 1 3 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 7
NISSHIN STEEL CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 1 0 0 0 3 0 1 0 0 0 0 0 0 7
STEIN HEURTEY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 2 1 1 1 0 0 0 0 0 0 0 1 0 0 0 0 0 7
THE ESAB GROUP, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 2 0 0 0 0 1 0 0 0 1 7
AMERICAN COMBUSTION, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 3 2 0 0 0 0 0 0 6
CARBORUNDUM COMPANY 0 0 0 0 1 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 6
CHUGAI RO KOGYO CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 1 1 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 6
CONZINK RIOTINTI OF AUSTRALIA LIMITED 2 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
DANGO + DIENENTHAL KOMMANDITGESELLSCHAFT 0 1 0 2 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
GOTTFRIED BISCHOFF BAU KOMPL. GASREINIGUNGS- UND WASSERRUCKK 0 1 1 0 0 1 0 0 2 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
GUTEHOFFNUNGSHUTTE STERKRADE AG 0 0 0 0 1 1 1 0 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
HYLSA, S.A. DE C.V. 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 1 0 0 0 0 0 6
INDUSTRIAL MAINTENANCE AND CONTRACT SERVICES LIMITED PARTNERSHIP 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 1 1 1 0 0 0 0 0 0 0 0 0 6
JONES + LAUGHLIN STEEL CORPORATION 0 1 1 1 0 0 0 1 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
LEYBOLD-HERAEUS GMBH 0 0 1 0 0 0 1 1 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 6
MORGAN CONSTRUCTION COMPANY 0 0 0 0 1 0 0 1 1 0 0 0 0 0 0 1 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 6
NORTH AMERICAN REFRACTORIES CO. INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 2 0 0 0 0 0 1 0 0 2 0 6
RADEX-HERAKLITH INDUSTRIEBETEILGUNGS AG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 2 1 0 0 0 0 0 0 0 0 0 0 6
THYSSEN AKTIENGESELLSCHAFT VORMALS AUGUST THYSSEN-HU 0 0 0 0 0 0 0 0 0 0 2 1 0 1 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
TOKYO YOGYO KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 1 0 0 0 1 1 0 0 0 1 0 0 6
UNITED STATES OF AMERICA, DEPARTMENT OF ENERGY 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 1 0 0 0 1 0 0 6
USS/KOBE STEEL COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 5 0 0 0 0 0 6
VEITSCHER MAGNESITWERKE-AKTIENGESELLSCHAFT 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 3 0 0 0 0 0 0 0 0 0 0 0 6
VICTOR EQUIPMENT COMPANY, INC. 0 0 0 0 0 0 0 0 2 0 0 0 0 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 6
AIKOH CO., LTD. 0 0 0 0 0 0 0 0 2 0 0 0 2 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
ALCO STANDARD CORPORATION 1 0 1 0 0 0 0 0 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
ALGOMA STEEL CORPORATION, LIMITED 0 0 0 0 0 1 1 0 0 0 0 0 1 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
ARCAIR COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
AUTE GESELLSCHAFT FUR AUTOGENE TECHNIK MBH 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
BRITISH STEEL CORPORATION 0 0 0 0 0 0 0 1 0 3 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
BROKEN HILL PROPRIETARY COMPANY LIMITED 0 1 1 0 0 0 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
C-R-O, INC. 0 0 0 0 0 0 0 0 0 1 1 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
CENTRO SPERIMENTALE METALLURGICO S.P.A. 0 0 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
DAIDO TOKUSHUKO, K.K. 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 5
DOWA MINING CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 2 1 5
ELKEM A/S 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
FMC CORPORATION 0 0 0 0 0 0 0 0 1 1 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 5
FRIED. KRUPP HUTTENWERKE AG 0 0 0 0 0 0 0 1 1 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
FUJI ELECTRIC CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 5
GEGA CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 0 0 0 0 1 0 1 0 0 0 0 5
HITACHI, LTD 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 5
HOESCH AKTIENGESELLSCHAFT 1 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
HOOGOVENS STAAL. B.V. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 1 0 1 0 0 0 0 5
J. MCINTYRE (MACHINERY) LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 1 0 0 0 0 5
KORTEC AG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 5
LECTROMELT CORPORATION 0 0 0 1 1 0 1 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
LEYBOLD DURFERRIT GMBH 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 1 0 0 0 0 0 0 0 0 0 5
LOUIS A. GRANT, INC. 0 0 0 1 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 5
METALLURGICAL EXOPRODUCTS CORPORATION 0 0 0 0 0 4 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
METAULLICS SYSTEMS CO., L.P. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 2 0 0 1 5
MITSUBISHI HEAVY INDUSTRIES, LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 2 0 0 5
NETUREN COMPANY, LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 1 0 0 0 1 0 0 0 1 0 5
NIPPON MINING CO., LTD. 0 0 0 1 0 0 0 0 0 1 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
OLIN CORPORATION 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
PULLMAN, INCORPORATED 0 0 0 1 0 0 0 0 0 1 1 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
ROCKWELL INTERNATIONAL CORPORATION 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 5
SCHLOEMANN AKTIENGESELLSCHAFT 0 0 1 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
SOCIETE DE VENTE DE L'ALUMINUM PECHINEY 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
STELCO INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 5
TECHNOMETAL GESELLSCHAFT FUR METALLTECHNOLOGIE MBH 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 1 0 0 1 1 0 0 5
UNITED TECHNOLOGIES CORPORATION 0 0 0 0 2 0 0 0 1 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
VEITSCH-RADEX AKTIENGESELLSCHAFT FUR FEUERFESTE ERZEUGNISSE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 1 0 0 0 0 0 5


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