Patent assignee · FR · COMPANY

Soletanche

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30Patents
0Active
30Granted
36Portfolio score

Filing activity: Apr 15, 1975 → May 31, 1990

Most-cited patents

PatentTitleAreaCited byStatus
US4742876A Submarine drilling device Fixed Constructions 81 Expired
US4904119A Process for placing a piling in the ground, a drilling machine and an arrangement for implementing this process Fixed Constructions 78 Expired
US4329083A Methods of laying underground conduits Mechanical Engineering; Lighting; Heating 45 Expired
US4138783A Method for measuring stresses or forces Emerging Cross-Sectional Technologies 23 Expired
US4615643A Method of sealing off a mass of waste stock containing metal cations Emerging Cross-Sectional Technologies 17 Expired
US4397589A Ground anchorage means utilizing a reinforcement or tie insulated from the ground Fixed Constructions 15 Expired
US4057969A Method and device for obtaining a water-tight shield in the soil with the use of nozzles Fixed Constructions 13 Expired
US5056959A Method and device for stripping from the concrete to which it adheres the header of a wall section cast in the ground Fixed Constructions 12 Expired
US4770255A Arrangement for underwater drilling of foundations Fixed Constructions 12 Expired
US4883134A Milling machine for cutting trenches Fixed Constructions 11 Expired
US4650012A Apparatus for cleaning drills Fixed Constructions 10 Expired
US4048851A Axial and annular magneto-elastic dynamometers Emerging Cross-Sectional Technologies 9 Expired
US4465403A Method of constructing poured-concrete wall panels and wall thus obtained Fixed Constructions 9 Expired
US4467587A Component to be employed in the constructiion of walls poured in the ground, wall incorporating such a component, and method of constructing such a wall Fixed Constructions 8 Expired
US4682660A Hydro-drill with circular impression Fixed Constructions 8 Expired
US4800967A Drilling machine for digging trenches in the ground Fixed Constructions 6 Expired
US4824176A Milling engine for excavating trenches in the ground Fixed Constructions 5 Expired
US4762443A Method of rendering soils impervious Chemistry; Metallurgy 5 Expired
US4514228A Composition for making impermeable walls and other underground structures Emerging Cross-Sectional Technologies 5 Expired
US4882859A Excavating bucket having scoops Fixed Constructions 5 Expired
US4900197A Process for holding up the lateral walls of deep ditches Fixed Constructions 4 Expired
US4902171A Process for reinforcing a driven tubular piling, the piling obtained by this process, an arrangement for implementing the process Fixed Constructions 4 Expired
US4948301A Device comprising a valve for injecting grout around or inside a tubular pile driven into the ground Fixed Constructions 4 Expired
US3984988A Obturating device, especially for injection tubes Fixed Constructions 3 Expired
US4844549A Milling machine for digging trenches in the earth Fixed Constructions 3 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.