The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 11, 2022
Filed:
Oct. 16, 2018
Soletanche Freyssinet, Rueil-Mal-Maison, FR;
Jean-Daniel Lebon, Saint-Germain-en-Laye, FR;
Antoine Carry, Versailles, FR;
SOLETANCHE FREYSSINET, Rueil-Mal-Maison, FR;
Abstract
A system for holding a tubular sleeve () in a receiving structure during setting of a cement or other binder introduced in a fluid state between the sleeve () and the receiving structure, comprising:—at least one expandable structure () mounted on the sleeve (), deformable from an inactive configuration allowing insertion of the sleeve () in the receiving structure to an active configuration immobilizing the sleeve () in the receiving structure,—at least one corresponding tool to be inserted in the sleeve (), configured for acting on the expandable structure () to cause it to pass from the inactive configuration to the active configuration.