E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
31/22
E21B 33/138 (2006.01) C09K 8/508 (2006.01) C09K 17/30 (2006.01)
Patent
CA 1260254
PROCESS FOR STRENGTHENING GEOLOGICAL FORMATIONS ABSTRACT OF THE INVENTION The present invention is directed to a process for strengthening geological formations in underground mining or other operations introducing into the for- mation which is to be strengthened mixtures of a polyisocyanate component a) and a polyol component b) which react together to form polyurethanes, charac- terized in that the polyol component b) is based on mixtures of (i) organic polyhydroxyl compounds having hydroxyl numbers of about 100 to 600 and (ii) dihydric alcohols having a molecular weight of 62 to about 150, component (ii) being present in an amount of about 0.01 to 20% by weight, based on the total quantity of component b).
517221
Cornely Wolfgang
Kapps Manfred
Mann Max
Mehesch Hans-Ernst
Meyer Frank
Aktiengesellschaft Bayer
Bergwerksverband G.m.b.h.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
LandOfFree
Process for strengthening geological formations does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Process for strengthening geological formations, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for strengthening geological formations will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1166758