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C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
C04B40/02—Selection of the hardening environment
C04B40/0259—Hardening promoted by a rise in pressure
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FR533717D1921-04-041921-04-04Procédé de traitement d'objets en ciment, mortier au ciment et béton
ExpiredFR533717A
(fr)
Procédé pour rendre les masses de mortier et de ciment appropriées à l'exécution durable et sûre des installations d'asséchement, travaux d'étanchement, constructions hydrauliques et entreprises analogues
Procédé pour rendre les masses de ciment, de béton et de mortier appropriées à l'exécution des travaux d'étanchement, installations d'assèchement, constructions hydrauliques et entreprises analogues