Water based demulsifier formulation and process for its use in dewatering and desalting crude hydrocarbon oils

Patent · Tue Apr 12 00:00:00 EDT 1988

OSTI ID:5032728

Merchant, P Jr; Lacy, S M

A process for separating emulsified water from water-in-crude oil emulsion produced from underground reservoirs is described which comprises: (a) dispersing from 1 volume ppm to 50 volume ppm of a water soluble demulsifier into the crude oil containing water emulsified therein the parts being based on the volume of the oil; (b) permitting the water to separate from the crude oil; and (c) removing the water from the crude oil.

• Assignee: Exxon Research and Engineering Co., Florham Park, NJ
• Patent Number(s): US 4737265
• OSTI ID: 5032728
• Resource Relation: Patent File Date: Filed date 23 Jan 1986
• Country of Publication: United States
• Language: English

Related Subjects

02 PETROLEUM
DEMULSIFIERS
CHEMICAL COMPOSITION
PETROLEUM
DEMULSIFICATION
DESALINATION
WATER REMOVAL
ADDITIVES
AMINES
DIOXANE
DISSOLUTION
EMULSIONS
ESTERS
ETHERS
FORMALDEHYDE
PHENOLS
RESERVOIR FLUIDS
RESINS
SOLUBILITY
SULFONIC ACIDS
XYLENES
ALDEHYDES
ALKYLATED AROMATICS
AROMATICS
COLLOIDS
DEMINERALIZATION
DISPERSIONS
ENERGY SOURCES
FLUIDS
FOSSIL FUELS
FUELS
HETEROCYCLIC COMPOUNDS
HYDROCARBONS
HYDROXY COMPOUNDS
ORGANIC ACIDS
ORGANIC COMPOUNDS
ORGANIC OXYGEN COMPOUNDS
ORGANIC POLYMERS
ORGANIC SULFUR COMPOUNDS
PETROCHEMICALS
PETROLEUM PRODUCTS
POLYMERS
REMOVAL
SEPARATION PROCESSES
020400* - Petroleum- Processing