Compositions: coating or plastic – Coating or plastic compositions – Inorganic settable ingredient containing
Reexamination Certificate
2005-05-03
2005-05-03
Green, Anthony J. (Department: 1755)
Compositions: coating or plastic
Coating or plastic compositions
Inorganic settable ingredient containing
C106S640000
Reexamination Certificate
active
06887309
ABSTRACT:
A concrete in which metallic fibers are dispersed, obtained through mixing with water a composition including a cement; ultrafine elements with a pozzolanic reaction; granular elements distributed into two granular classes (C1)>1 mm and <5 mm and (C2) ranges from 5 to 15 mm; cement additions; an amount of water E added in the mixture; a dispersant, and preferably a superplasticizer; metallic fibers, in an amount maximum equal to 120 kg per m3of concrete, the contents of the various components (a), (b), (C1), (C2), (d) and the amount of water E, expressed in volume, meeting the following relationships: ratio 1: 0.50≦(C2)/(C1)≦1.20; ratio 2: 0.25≦[(a)+(b)+(d)]/[(C1)+(C2)]≦0.60; ratio 3: 0.10≦(b)/(a)≦0.30; ratio 4: 0.05≦E/[(a)+(b)+(d)]≦0.75; ratio 5: (d)/(a)≦0.20. The invention applies to the manufacture of voussoirs without frameworks, of tiles and of elements of the plate, shell type or the like.
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Casanova Pascal
Chong Hu
Clavaud Bernard
Arent & Fox PLLC
Green Anthony J.
LaFarge
LandOfFree
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