PIPELINE SCRAPER LAUNCHING SYSTEM
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Abstract
A PIPELINE SCRAPER LAUNCHER FOR SUBMERGED OIL AND GAS WELL PRODUCTION SYSTEMS. A TUBULAR MAGAZINE IS ARRANGED IN A SUBMERGED OIL AND GAS WELL PRODUCTION SYSTEM AND EACH END THEREOF IS CONNECTED TO A PRODUCTION PIPELINE WHICH EXTENDS TO THE SURFACE. A SERVICE CONDUIT CONNECTS THE INTERIOR OF THE TUBULAR MAGAZINE TO THE SURFACE. A PLURALITY OF PIPELINE SCRAPER PIGS ARE PUMPED INTO THE TUBULAR MAGAZINE THROUGH ONE OF THE PRODUCTION PIPELINES. THEN, BY PROPER MANIPULATION OF VALUES ARRANGED ON THE TUBULAR MAGAZINE AND SERVICE CONDUIT AND APPLICATION OF FLUID PRESSURE, EACH SCRAPER PIG IS HYDRAULICALLY LAUNCHED FROM THE TUBULAR MAGAZINE INTO EITHER ONE OF THE PRODUCTION PIPELINES.
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