There is described a suction anchor (14) with a device for reducing the load on a wellhead casing (12) from a bending moment (Mw) generated by a horizontal load component (Lh) from a well element (2, 3) arranged over a wellhead (11), the suction anchor having a closed top portion and an open lower portion, the device including a supporting frame (6), integrated into the closed top portion of the suction anchor, connected to an upper portion (12a) of the wellhead casing (12) and projecting outwards from the centre axis of the wellhead casing (12) and being provided with abutments (61) which rest supportingly against the top portion of the suction anchor, at a radial distance from the wellhead casing (12), the supporting frame (6) being arranged to absorb a portion of said bending moment (Mw).
ARRANGEMENT FOR SUPPORTING A WELLHEAD
ANORDNUNG ZUR ABSTÜTZUNG EINES BOHRLOCHKOPFES
AGENCEMENT POUR SUPPORTER UNE TÊTE DE PUITS
2020-01-22
Patent
Electronic Resource
English
Wellhead supporting device for hanging falling protector
European Patent Office | 2021
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