Introduction to Production Chemistry & Emulsion Breaking

Crude oil is a mixture of __________ that exists in liquid phase in natural underground reservoirs.

• fluids

• hydrocarbons

• elements

• molecules

What are the roles of production chemicals?

• Integrity management

• Produce high quality products

• Flow assurance

• All of the above

Why are the importance of chemicals used in oil and gas production?

• Minimize corrosion

• Prevent deposition of unwanted materials

• Gain environmental compliance

• All of the above

Production chemicals must be able to function at __________ present in the oilfield.

• optimum operating conditions

• extreme pressure and temperature

• flowlines and wellheads

• facilitating separation of oil, gas and water

Acids, surfactants, solvents and polymers are types of chemicals used in production chemistry.

• True

• False

What are the types of emulsion?

• Dry oil, emulsion & free water

• Solid, liquid & gas

• Water-in-oil, oil-in-water & water-in-oil-in-water

• Atom, compounds & molecules

Chokes, pumps and pressure drops are few sources of __________ energy.

• agitation

• chemical

• thermal

• kinetic

Wrong chemical formulation and over injection of demulsifier can create emulsion issues.

• True

• False

Demulsifier __________ is the first step to evaluate which type of demulsifier is able to break emulsion effectively.

• pour point

• sediment & water

• bottle test

• oil & grease

What are the main criteria for demulsifier selection?

• Lower S&W content

• Cost-effective

• Works effectively at lower temperature

• All of the above