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Related Filers (3)

Ownership (19)

SC 13G/A
Thursday, 2/8/2007
HYDRIL CO: Major Shareholders
4
Wednesday, 8/3/2005
HYDRIL CO: Statement of changes in beneficial ownership of securities
4
Monday, 6/13/2005
HYDRIL CO: Statement of changes in beneficial ownership of securities
4
Wednesday, 6/8/2005
HYDRIL CO: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/23/2005
HYDRIL CO: Statement of changes in beneficial ownership of securities
4
Monday, 3/21/2005
HYDRIL CO: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/16/2005
HYDRIL CO: Statement of changes in beneficial ownership of securities
4
Thursday, 3/10/2005
HYDRIL CO: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/9/2005
HYDRIL CO: Statement of changes in beneficial ownership of securities
4
Tuesday, 11/23/2004
HYDRIL CO: Statement of changes in beneficial ownership of securities
4
Thursday, 11/18/2004
HYDRIL CO: Statement of changes in beneficial ownership of securities
4
Friday, 10/1/2004
HYDRIL CO: Statement of changes in beneficial ownership of securities
4
Monday, 9/20/2004
HYDRIL CO: Statement of changes in beneficial ownership of securities
4
Monday, 9/20/2004
HYDRIL CO: Statement of changes in beneficial ownership of securities
4
Thursday, 6/3/2004
HYDRIL CO: Statement of changes in beneficial ownership of securities
4
Friday, 2/20/2004
HYDRIL CO: Statement of changes in beneficial ownership of securities
SC 13G/A
Friday, 2/14/2003
HYDRIL CO: Major Shareholders
SC 13G/A
Thursday, 2/14/2002
HYDRIL CO: Major Shareholders
SC 13G
Tuesday, 2/13/2001
HYDRIL CO: Major Shareholders
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