Hydraulic and earth engineering – Marine structure or fabrication thereof – Structure protection
Patent
1983-01-14
1990-03-13
Corbin, David H.
Hydraulic and earth engineering
Marine structure or fabrication thereof
Structure protection
405195, E02B 1700
Patent
active
049079131
ABSTRACT:
A point of junction of tubular metallic structures, notably for derrick platforms, includes a tubular element on which are welded the tubes which form the point of junction. At least one steel stiffening element, formed of a cylindrical main portion coaxial with the tubular element and provided with annular ribs, is ferruled inside the tubular element with a ferruling rate sufficient for preventing it from being disunited from the tubular element.
REFERENCES:
patent: 3134235 (1964-05-01), Parker et al.
patent: 3485050 (1969-12-01), Martinovich
patent: 3550384 (1970-12-01), Bardgette et al.
patent: 4425054 (1984-01-01), Blondy et al.
Corbin David H.
Societe Francaise d'Etudes d'Installations Siderurgiques
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