To provide a dissolving device of powder or granular body which can dissolve powder entirely in a short period of time, which causes little failure and realizes easy maintenance, and which exhibits high convenience when used for dissolving a combustion improver in a fuel oil at ships.
A dissolving device includes a dissolving tank 10 which has a rectangular cross-section and an inclined bottom face, and which stores a solution, a powder or granular body storing unit 12 and a valve member 13 provided on an opening of the dissolving tank, a plurality of first jetting nozzles 15 which are provided near the opening in the dissolving tank and which form a jetting stream in an obliquely downward direction, a plurality of second jetting nozzles 16 which are provided at a lower portion in the dissolving tank and which form a jetting stream at least along the bottom face of the dissolving tank, and a circulating and pressurizing unit 20 which pressurizes a liquid inside the dissolving tank and supply the liquid to the plurality of first jetting nozzles and the plurality of second jetting nozzles.
HATANO KUNIHIKO
SUGAWARA HIROSHI
MURAKOSHI TOMOFUMI
MITSUI O S K LINES LTD
| JPH11207161A | 1999-08-03 | |||
| JPS52138755A | 1977-11-19 | |||
| JPS5384660U | 1978-07-12 | |||
| JPH09262451A | 1997-10-07 | |||
| JP3124067U | 2006-08-03 | |||
| JP2003144882A | 2003-05-20 | |||
| JP2009167301A | 2009-07-30 | |||
| JP2007181797A | 2007-07-19 |
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