Title:
【発明の名称】モルタル又はコンクリートの乾燥防止剤及び乾燥防止方法
Document Type and Number:
Japanese Patent JP2644606
Kind Code:
B2
Inventors:
WATANABE YOSHIHARU
Application Number:
JP7681690A
Publication Date:
August 25, 1997
Filing Date:
March 28, 1990
Export Citation:
Assignee:
DENKI KAGAKU KOGYO KK
International Classes:
C04B40/04; C04B41/63; C04B41/65; C04B41/71; (IPC1-7): C04B40/04; C04B41/63; C04B41/65; C04B41/71