| Function Use |
Type |
Chemicals |
| Drilling Fluid |
Alkalinity Ph/ Control Additives |
o Sodium Hydroxide
o Potassium Hydroxide |
o Sodium Bicarbonate
o Soda Ash |
| Dispersants |
o Lignosulfonates
o Causticised Lignite |
o Chrome Lignite |
| Emulsifier |
o Dodecylbenzene Sulfonate
o Polyaminated Fatty acid |
| Filtrate Reducer |
o Carboxy Methyl Cellulose
o Carboxy Methyl Starch |
| Flocculants |
o Sodium Bicarbonate
o Sodium Tetraphosphate |
| Lost Circulation Materials |
o Ground Nut Shells
o Mica Flakes
o Cellulosic Fiber (Fine & Coarse) |
| Lubricants |
o Ep Lube |
| Shale Control Inhibitors |
o Sodium Silicate
o Calcium Sulphate
o Potassium Chloride |
o Calcium Lignosulfate
o Diammonium Phosphate |
| Weighting Agents |
o Barite (Barium Sulphate)
o Hematite (Speculan)
o Ilmenite (FeTiO3) |
o Calcium Chloride
o Calcium Bromide |
| Viscosifiers |
o Bentonite
o Carboxy Methyl Cellulose (CMC) |
o Attapulgite Clays |
| Biocides |
o Glutaraldehyde
o Dithiocarbamates |
o Isothiazolones |
| Corrosion Inhibitors |
o Zinc Carbonate |
| Defoamers |
o Alcohol based
o Silicone based |
o Polyglycol based
o Aluminium Stearate |
| Viscosity/Filtration Control |
o Carboxy Methyl Cellulose (CMC) |
| Hydrate Inhibitors |
o Monoethylene Glycol (MEG)
o Triethylene Glycol (TEG) |
| Workover/
Completion Fluid
|
Completion Brines |
o Calcium /Sodium/Zinc Bromide
o Calcium Chloride
o Potassium Chloride |
o Potassium Formate
o Sodium Formate |
| Fluid Loss Additives |
o Calcium Carbonate |
o Resinated Lignite |
| Viscosifiers |
o Hydroxyethylcellulose |
o Xanthan Gum |
| Cementing Chemicals |
Accelerators |
o Calcium Chloride
o Sodium Sulfate
o Sodium Silicate |
| Dispersants |
o Lignosulfonates
o Sodium Chloride
o Napthalene Sulfonate |
| Fluid Loss Additives |
o HEC
o CMHEC |
| Lost Circulation Materials |
o Gilsonite
o Cellophane Flakes
o Ground Walnut Shells |
| Retarders |
o Lignosulfonates |
| Weighting Material and Density Modifers |
o Bentonite
o Pozzolan
o Haematite |
| Stimulation Chemicals |
Acids |
o Hydrochloric Acid |
| Breakers |
o Peroxydisulfates |
| Fluid Loss Additives |
o Benzoic Acid
o Graded Napthalene
o Sodium Chloride |
| Proppants |
o Ottawa Sand
o Glass Beads |
| Viscosifier |
o Hydroxypropyl guar (HPG)
o Carboxymethylhydroxypropyl guar (CMHPG) |
| Production Chemicals |
Corrosion Control |
o Fatty Diamines |
| Demulsification |
o Polyglycol Esters and Ethers |
| Drag Reducers |
o Polyalphaolefins
o Polyalkoxylates |
| Foam Control |
o Polydimethyl Silicones |
| Hydrate Control |
o Methanol
o MEG/TEG |
| Hydrogen Sulfide Control |
o Triazines
o Amines and Ethanolamines |
| Microbiological Control |
o Glutaraldehyde
o Acrolein
o Formaldehyde |
| Scale Control |
o Diethylene triaminoethyelene phosphonate (DTMPA)
o Aminotrimethylenephosphonic Acid (ATMP) |
| Water Clarifiers |
o Polyacrylamide (PAM) |
| Water Injection Chemicals |
o Ammonium Bisulfite
o Sodium Sulfite |
| Wax and Asphaltene Control |
o Polyacrylate Ester |
| Enhanced Oil Recovery Chemicals (EOR) |
Alkali Surfactant Polymer Flooding |
o Anionic Surfactant + Alkali + Polymeric Viscosity Modifier |
| Low Salinity Water Injection |
o Membrane Filtration (Scale Inhibitor + Membrane Cleaning Chemicals) |
| Water Shut-off Chemicals |
o Polyacrylamide + Chromium |
