Robuta

https://patents.google.com/patent/DE69407418T2/en DE69407418T2 - SETTING UP AND CURING ACCELERATOR FOR SILICATIC HYDRAULIC BINDERS - Google Patents PCT No. PCT/FR94/00744 Sec. 371 Date Jun. 28, 1996 Sec. 102(e) Date Jun. 28, 1996 PCT Filed Jun. 20, 1994 PCT Pub. No. WO95/04007 PCT Pub. Date Feb. 9,... setting up