<p>A carbonic water production apparatus equipped with a carbonic acid gas dissolving apparatus 3 and a circulation pump 1 wherein water in a bath 11 is circulated by the circulation pump 1, and a carbonic acid gas is fed into the carbonic acid gas dissolving apparatus 3 to dissolve the carbonic acid gas in the water, and wherein the circulation pump 1 is a positive-displacement metering pump having a self-priming ability; a carbonic water production method using this apparatus; a carbonic water production method comprising an early step for producing a carbonic water and a concentration maintaining step for the carbonic water; a carbonic water production apparatus equipped with a means for controlling the feeding pressure of carbonic water gas so that give an intended concentration of carbonic acid gas; a carbonic water production apparatus which automatically discharges out a drain; and a carbonic water production apparatus combined with a portable foot bath. <IMAGE></p>
申请公布号
EP1283069(A1)
申请公布日期
2003.02.12
申请号
EP20010921873
申请日期
2001.04.18
申请人
MITSUBSHI RAYON ENGINEERING CO., LTD;MITSUBISHI RAYON CO., LTD.
发明人
NAGASAKA, YOSHINORI;SAKAKIBARA, HIROKI;MORIOKA, YUICHI;SANAI, KATSUYA;KANNO, MICHIO;TAKEDA, S.