Title: Boring machine for work pieces of large diameter

Abstract: A boring machine for large diameter workpieces such as reactor vessels, the machine comprising a horizontally work table, preferably in a pit, a gantry spanning the work table, a boring bar centered at its lower end on the table and at its upper end on the gantry, a drive to rotate the bar and a tool carrier mounted for movement along the bar.

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Inventors: Malot, Andre (LeCreusot, FR)

Application Number: 448396
Filing Date: 1974-03-05
Publication_date: 1976-03-23
Assignee: Creusot-Loire (Paris, FR)
Primary Class(es): 408/117 408/129, 408/234, 409/202
Other Classes:
US Patent Ref:

3613502	Oct, 1971	Wagner	90/15.
3680440	Aug, 1972	Goldshtein et al.	90/15.

Other Refs:
Primary Examiner: Weidenfeld, Gil
Assistant Examiner:
Attorney: Cameron, Kerkam, Sutton, Stowell & Stowell