Use of dilute aqueous solutions of alkali polysulfides to remove trace amounts of mercury from liquid hydrocarbons
Patent
·
OSTI ID:6929446
This patent describes a method for removing mercury from a mercury-contaminated liquid hydrocarbon. It comprises: contacting it with an aqueous dilute solution of alkali metal sulfide salts and separating a liquid hydrocarbon phase substantially free of mercury from the mixture of mercury-contaminated liquid hydrocarbon and aqueous dilute alkali metal sulfide solution.
- Assignee:
- Mobil Oil Corp., New York, NY
- Patent Number(s):
- A; US 4915818
- Application Number:
- PPN: US 7-160440A
- OSTI ID:
- 6929446
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
02 PETROLEUM
020400* -- Petroleum-- Processing
ALKALI METAL COMPOUNDS
AQUEOUS SOLUTIONS
CHALCOGENIDES
CHEMICAL COMPOSITION
DEMETALLIZATION
DISPERSIONS
ELEMENTS
ENERGY SOURCES
FOSSIL FUELS
FUELS
MERCURY
METALS
MIXTURES
PETROLEUM
PROCESS SOLUTIONS
REMOVAL
SEPARATION PROCESSES
SOLUTES
SOLUTIONS
SULFIDES
SULFUR COMPOUNDS
020400* -- Petroleum-- Processing
ALKALI METAL COMPOUNDS
AQUEOUS SOLUTIONS
CHALCOGENIDES
CHEMICAL COMPOSITION
DEMETALLIZATION
DISPERSIONS
ELEMENTS
ENERGY SOURCES
FOSSIL FUELS
FUELS
MERCURY
METALS
MIXTURES
PETROLEUM
PROCESS SOLUTIONS
REMOVAL
SEPARATION PROCESSES
SOLUTES
SOLUTIONS
SULFIDES
SULFUR COMPOUNDS