| 5228915 |
Fluid loss control additives for oil well cementing compositions |
Stefano C. Crema, Gerd Konrad, Heinrich Hartmann |
1993-07-20 |
| 5092935 |
Fluid loss control additives for oil well cementing compositions |
Stefano C. Crema |
1992-03-03 |
| 5046562 |
Fluid loss control additives for oil well cementing compositions |
Stefano C. Crema, Gerd Konrad, Heinrich Hartmann |
1991-09-10 |
| 5025040 |
Fluid loss control additives for oil well cementing compositions |
Stefano C. Crema, Gerd Konrad, Heinrich Hartmann |
1991-06-18 |
| 4933378 |
Fluid loss control additives for oil well cementing compositions |
Stefano C. Crema, Michael D. Roznowski, Gerd Konrad, Heinrich Hartman |
1990-06-12 |
| 4931489 |
Fluid loss control additives for oil well cementing compositions |
Stefano C. Crema, Michael D. Roznowski, Gerd Konrad, Heinrich Hartmann |
1990-06-05 |
| 4780223 |
Stabilized fracture fluid and crosslinker therefor |
Sandra E. Baranet, Richard M. Hodge |
1988-10-25 |
| 4692254 |
Fracturing of subterranean formations |
— |
1987-09-08 |
| 4686052 |
Stabilized fracture fluid and crosslinker therefor |
Sandra E. Baranet, Richard M. Hodge |
1987-08-11 |
| 4683068 |
Fracturing of subterranean formations |
— |
1987-07-28 |
| 4382003 |
Breaker system for hydraulic fracturing fluids |
Richard B. Connell |
1983-05-03 |
| 4257903 |
Drilling fluid containing crosslinked polysaccharide derivative |
Donald N. DeMott |
1981-03-24 |
