104348 ⎘
Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations; Compositions for stimulating production by acting on the underground formation; Compositions for forming crevices or fractures; Eroding chemicals, e.g. acids combined with additives added for specific purposes for preventing sealing
Compositions and methods for acid diversion during acid stimulation of subterranean formations
#2PROCESS FOR MAKING MIXTURES OF CHELATING AGENTS
#3METHOD OF USING CATIONIC POLYMERS COMPRISING IMIDAZOLIUM GROUPS FOR PERMANENT CLAY STABILIZATION
#4Establishing control of oil and gas producing wellbore through application of self-degrading particulates
#5Well treatment method by disintegrating elastic material by contacting seal member for downhole tools comprising elastic material with well treatment fluid
#6Treatment fluids containing a boron trifluoride complex and methods for use thereof
#7Acid diversion treatments in injection wells using permeability modifiers
#8Zero-leakoff gel
#9METHOD OF REMOVING INORGANIC SCALES
#10Fluorosurfactants and treatment fluids for reduction of water blocks, oil blocks, and/or gas condensates and associated methods
#11Method for preventing calcium citrate precipitation during citric acid acidizing treatments
#12Acidic treatment fluids containing non-polymeric silica scale control additives and methods related thereto
#13Treatment fluids containing a boron trifluoride complex and methods for use thereof
#14Treatment fluids containing biodegradable chelating agents and methods for use thereof
#15Zero-leakoff emulsified acid
#16System, method, and apparatus for acid fracturing with scale inhibitor protection
#17Additives to suppress silica scale build-up and methods of use thereof
#18Fluorosurfactants and treatment fluids for reduction of water blocks, oil blocks, and/or gas condensates and associated methods
#19Method of removing calcareous or siliceous deposits or scales
#20Non-emulsifying anti-sludge composition for use in the acid treatment of hydrocarbon wells
#21Method for controlling inorganic fluoride scales
#22Method of acidizing sandstone formations
#23Non-emulsifying anti-sludge composition for use in the acid treatment of hydrocarbon wells
#24Single fluid acidizing treatment
#25Methods and aqueous acid solutions for acidizing wells containing sludging and emulsifying oil