METHOD FOR THE MANUFACTURE OF REINFORCED, STEAM-CURED LIGHT-WEIGHT CONCRETE AND A COMPOSITION FOR CARRYING OUT THE METHOD
First Claim
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2. A method according to claim 1 characterized in that the mixture is an anionic suspension.
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Abstract
A method for the manufacture of metal reinforced, steam-cured, light weight concrete where the metal reinforcement is provided with a protective coating thereon prior to being embedded in the concrete. The protective coating comprises an aqueous mixture of 60 - 90 percent by weight of Portland Cement, 10 - 50 percent of water, and 2 - 20 percent by weight of a copolymer selected from the group consisting of copolymers of acrylic acid ethyl ester, methacrylic acid methyl ester, methacrylic butyl ester, and methacrylic acid isobutyl ester.
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3 Claims
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2. A method according to claim 1 characterized in that the mixture is an anionic suspension.
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3. A method according to claim 1 characterized in that the mixture is a non-ionic suspension.
Specification
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Current AssigneeBertil J.M. Schmidt, Kjell O. Ronnmark
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Original AssigneeBertil J.M. Schmidt, Kjell O. Ronnmark
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InventorsRonnmark, Kjell O., Schmidt, Bertil J. M.
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Primary Examiner(s)White : Robert F.
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Assistant Examiner(s)Pavelko, Thomas P.
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Application NumberUS04/742,550Time in Patent Office2,118 DaysField of Search260/29.6S 106/89 264/228,82,135,333US Class Current264/82CPC Class CodesC04B 24/2641 Polyacrylates; Polymethacry...E04C 5/017 Anti-corrosion coatings or ...
