Apparatus for ferric ion treatment for removal of ash-forming mineral matter from coal

Patent · Tue Apr 07 04:00:00 EDT 1987

OSTI ID:6559212

Yoon, R H; Paul, A D

A reactor is described comprising: a container having first and second open ends and adapted to be packed with particles; a porous diaphragm disposed at each of the first and second open ends of the container; an inlet chamber operatively connected to the first open end of the container, the inlet chamber including a working electrode, a reference electrode, a counter electrode behind another diaphragm, and a fluid inlet; an outlet operatively connected to the second open end of the container through which electrolyte solution is transferred back to the inlet chamber; and means for supplying an electrical potential to the electrodes.

• Assignee: NOV; NOV-87-057100; EDB-87-091867
• Patent Number(s): US 4655896
• OSTI ID: 6559212
• Country of Publication: United States
• Language: English

Related Subjects

01 COAL, LIGNITE, AND PEAT
010402* -- Coal
Lignite
& Peat-- Purification & Upgrading
ASHES
CARBONACEOUS MATERIALS
CHEMICAL REACTORS
COAL
CONTAINERS
DEASHING
ELECTRIC POTENTIAL
ELECTRODES
ELECTROLYTES
ENERGY SOURCES
FLUID FLOW
FOSSIL FUELS
FUELS
INTAKE STRUCTURES
IRON COMPOUNDS
MATERIALS
MECHANICAL STRUCTURES
MINERALS
PACKED BED
PARTICLES
PARTICULATES
POROUS MATERIALS
REMOVAL
RESIDUES
TRANSITION ELEMENT COMPOUNDS