Closed vessel curing of concrete
First Claim
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1. IN THE PROCESS FOR CURING A WET CONCRETE LINER WITHIN A WATER TANK, THE STEPS OF INTRODUCING INTO THE TANK CO2 IN THE PROPORTION OF ONE CUBIC FOOT OF CO2 AT ATMOSPHERIC PRESSURE AND ROOM TEMPERATURE FOR 40-80 SQUARE FEET OF CONCRETE SURFACE, THE SAID CO2 PROVIDING AT LEAST ABOUT 15% OT THE ATMOSPHERE WITHIN THE TANK, SEALING THE TANK TO EXCLUDE ACCESS OF AIR, AND CURING THE CONCRETE UNDER THE MOIST CONDITIONS PREVAILING IN THE SEALED TANK AND FOR A PERIOD UP TO ABOUT 28 DAYS.
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1 Claim
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1. IN THE PROCESS FOR CURING A WET CONCRETE LINER WITHIN A WATER TANK, THE STEPS OF INTRODUCING INTO THE TANK CO2 IN THE PROPORTION OF ONE CUBIC FOOT OF CO2 AT ATMOSPHERIC PRESSURE AND ROOM TEMPERATURE FOR 40-80 SQUARE FEET OF CONCRETE SURFACE, THE SAID CO2 PROVIDING AT LEAST ABOUT 15% OT THE ATMOSPHERE WITHIN THE TANK, SEALING THE TANK TO EXCLUDE ACCESS OF AIR, AND CURING THE CONCRETE UNDER THE MOIST CONDITIONS PREVAILING IN THE SEALED TANK AND FOR A PERIOD UP TO ABOUT 28 DAYS.
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Current AssigneeLuther L. Lyon Jr, Ray W. Qualley
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Original AssigneeLuther L. Lyon Jr, Ray W. Qualley
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InventorsLyon, Luther L. Jr., Qualley, Ray W.
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Application NumberUS03/554,921Time in Patent Office1,460 DaysField of SearchUS Class Current264/82CPC Class CodesC04B 28/02 containing hydraulic cement...C04B 40/0231 Carbon dioxide hardening
