| Patent No. |
Description |
| 6,043,391 |
New Anionic Surfactants for Large Quantity Applications |
| 6,022,834 |
Anionic ASP Composition |
| 6,736,211
|
Sulfonated Phenolic Resins for Low Adsorb |
| 7,373,977 |
Viscoelastic Surfactants for EOR |
| 7,427,588
|
Alcohol Ether Sulfonates for Hi Temp/Hi TDS |
| 11/811,786
|
Organic Alkali for Hard Waters |
| 7,556,098 |
Amphoteric Surfactants for High Temp/Hi TDS |
| 7,605,287 |
High MW Anionic Surfactants |
| 7,629,299 |
Alcohol ether sulfonates |
| 7,678,937 |
High MW Anionic Surfactants |
| 7,863,476 |
Internal Olefin Ether Sulfonates for Hi Temp/Hi TDS |
| 7,997,284 |
Non-estrogenic alkylphenol derivatives |
| 7,998,911 |
Environmentally friendly fracturing composition |
| 8,389,448 |
Anionic ether amines |
| 8,680,313 |
Sulfonated amphoteric surfactants |
| 8,714,247 |
Sulfonated amphoteric surfactants for IOR |
| 9,828,543 |
Composition of and Methods for Using Hydralic Fracturing Fluids for Petroleum Production |
| 9,834,721 |
Composition of and Methods for Using Hydralic Fracturing Fluids for Petroleum Production |
| 10,604,694 |
Process and composition for sand and proppant flowback |
| 10,619,089 |
Composition of and Methods for Using Hydralic Fracturing Fluids for Petroleum Production |
