Closure for ammonium hydroxide container
阅读：477发布：2024-01-29
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1. APPARATUS FOR REMOVAL OF AMMONIUM HYDROXIDE FROM THE CONTAINER IN WHICH IT IS STORED WHICH COMPRISES: A NECK ON SAID CONTAINER, SAID NECK BEING THREADED ON ITS EXTERIOR SURFACE; A RESILIENT PLUG FITTED TIGHTLY WITHIN THE OPENING OF SAID NECK TO FORM A VAPOR-TIGHT SEAL WITH THE NECK, SAID PLUG HAVING AN OUTLET HOLE AND AN EXHAUST HOLE; A FEED LINE FORMED OF CORROSION RESISTANT MATERIAL AND EXTENDING FROM OUTSIDE THE CONTAINER THROUGH SAID OUTLET HOLE INTO THE CONTAINER AND TO WITHIN A SHORT DISTANCE OF THE BOTTOM OF THE CONTAINER, SAID FEED LINE FORMING A VAPOR-TIGHT SEAL WITH THE RESILIENT PLUG; AN EXHAUST LINE FORMED OF CORROSION RESISTANT MATERIAL AND EXTENDING FROM OUTSIDE THE CONTAINER THROUGH SAID EXHAUST HOLE INTO THE CONTAINER, SAID EXHAUST LINE FORMING A VAPOR-TIGHT SEAL WITH THE RESILIENT PLUG; A CAP THREADED ON ITS INTERIOR SURFACE AND SCREWED INTO SNUG ENGAGEMENT WITH THE CONTAINER NECK TO PRESS SAID RESILIENT PLUG TIGHTLY INTO THE NECK, SAID CAP HAVING AN OPENING PERMITTING THE FEED LINE AND EXHAUST LINE TO PASS THROUGH THE CAP; A PUMP CONNECTED TO SAID FEED LINE, SAID PUMP BEING ADAPTED TO DRAW AMMONIUM HYDROXIDE OUT OF THE CONTAINER AND TO PUMP IT TO A PREDETERMINED STATION; AND AN EXHAUST CONDUIT CONNECTED TO SAID EXHAUST LINE TO CARRY AMMONIA FUMES AWAY FROM THE VICINITY OF THE AMMONIUM HYDROXIDE CONTAINER.
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