Parkhurst, Wendel & Rossi
Apparatus for automatically preparing solution of powdery product as specimen for use in viscosity measurement
 An apparatus for supplying a solution of a powdery product as a specimen of viscosity measurement. The apparatus includes electronic discharge-weighing device (4) for determining the amount of the powdery sample in sample container (2), introduced into hopper (6) and discharged therefrom by vibration-generating drive (5); dissolution container (12) for receiving and dissolving the powdery sample from hopper (6); electronic balance (13)for weighing the powdery sample in container (12); supply source (14) for solvent into container (12); device (36) for heating and stirring the powdery sample and the solvent in container (12), and a control circuit for controlling the apparatus. 
Shin-Etsu Chemical Co., Ltd.
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Mikio Masaru Hajime Yuji Takashi Hajime Hideo Keisuke
Kitai Takeuchi Kitamura Nogami Chino Yashiro Yoshikoshi Kato