When pumpable, one-step, high-solids grouts hit the market in the late 1980s, solids content ranged from 20 percent to 30 percent. There were two-step pumpable grouts already in the market at that time and these were less than 20 percent solids.
Drilling a well may seem at first glance to be a simple undertaking, but those of us in the drilling industry have come to know that it can be fairly complicated.