|
US7947745B1
|
|
Reducing the viscosity of an aqueous fluid
|
|
US7097773B1
|
|
Process for treating water
|
|
US7223827B1
|
|
Water control in a subsurface formation
|
|
US7056868B2
|
|
Hydrophobe associative polymers and compositions and methods employing them
|
|
US6089318A
|
|
Method for control of fluid loss and gas migration in well cementing
|
|
US6107256A
|
|
Method of and additive for controlling fluid loss from a drilling fluid
|
|
US6085840A
|
|
Method for control of liquid loss and gas migration in well cementing
|
|
US5988279A
|
|
Method for control of fluid loss and gas migration in well cementing
|
|
US5885478A
|
|
Concrete mix water
|
|
US5443636A
|
|
Composition for and method of pumping concrete
|
