Patent ID: 8984709
Filing Date: 2015-03-24
Classification: A47L,B08B

Abstract:
1. A no-entry bulk oil storage tank cleaning system adapted for receipt through a door opening in a side of a storage tank and removing sediment in a bottom of the tank, for safety, the operator of the cleaning system remains outside the storage tank and next to the door opening, the cleaning system comprising: an air line adapted for delivering high pressure air inside the tank; a steam line adapted for delivering high pressure and high temperature steam inside the tank; and a rail vacuum pipe adapted for delivering a large vacuum inside the tank; a mixing box adapted for receipt through the door opening and engaging the sediment, the mixing box including an air nozzle attached to the air line, a steam nozzle attached to the steam line and a mixing box vacuum tube connected to the rail vacuum pipe; whereby when the high pressure air and the high pressure steam are received in the mixing box, the air and steam mixture exits out the front of the mixing box for engaging and loosening the sediment, the mixing box vacuum tube vacuuming the loosened sediment into the rail vacuum pipe; and means for guiding the mixing box with attached air and steam lines and mixing box vacuum tube back and forth and side to side inside the tank.