Inventor
KASAZAKI MASAYOSHI
JP5 patents
Patents
5 patentsUS5957189ASep 28, 1999
Apparatus and method for sequentially feeding quantities of sand into a mold space and subjecting the space to evacuation and then pressure increase after each feed
SINTOKOGIO LTD8 citations72
US5887639AMar 30, 1999
Method and apparatus for manufacturing gas-hardened molds
SINTOKOGIO LTD5 citations61
US5839498ANov 24, 1998
Method for connecting cores by charging connecting sand into them
SINTOKOGIO LTD1 citations51
US5829511ANov 3, 1998
Cores formed with connecting cavities for receiving connecting sand
SINTOKOGIO LTD1 citations51
US5850867ADec 22, 1998
Method of making cores with molding sand
SINTOKOGIO LTD0 citations40