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Q:
How can the MCS units remove high boiling organic compounds
at such low temperatures?
A: The treatment process occurs under a vacuum. This
reduces the pressure which also reduces the boiling point
of the contaminant. The process mimics a vacuum distillation.
Also the system forces 2,000 CFM of air through 7 tons of
waste during the heating process. This action creates a stripping
effect that causes equilibrium shift. The gas phase of the
organic is remove pneumatically at a high rate. PAH compounds
that boil at 900° F are removed in the MCS unit at 550°
F.
Q:
Can the MCS units treat clay?
A: Yes. The system, unlike kilns, excels in the treatment
of clay. Clay balls up to six inches in diameter have been
tested and the material centers evaluated. We found complete
treatment occurred in every batch. Infrared radiant heat is
readily absorbed. As the material dries, voids are created
and bridging of the materials occurs. The materials lay passive
in the trays and the friable materials are not broken into
small particles.
Q:
Can the systems be permitted to treat hazardous waste?
A: Yes. The MCS units have been permitted in 38 states
to treat a wide range of hazardous materials. We treated mixed
waste (radioactive solids containing hazardous organic constituents)
in Colorado at a Department of Energy site. We have been permitted
in California to treat Mercury and most recently in the state
of Nevada we have been permitted to treat Pesticides, PAHs
and a wide range of hazardous waste constituents. The System
complies with subpart AA, BB and CC.
Q:
How are particulate emissions treated in the system?
A: The MCS does not create particulate emissions. The
material to be treated lays passive as the treatment process
occurs. There is no mechanical agitation in the process. While
there is a large volume of purge gas forced through the waste
the velocity is less than 25 FPM and no particulate are suspended
in the air stream.
Q:
Can the MCS be used to treat tank bottom waste?
A: Yes. The system is currently being used to treat
waste a the Shell refinery in Port Dickson, Malaysia and waste
from ARCO and other refineries in the United States. We can
process waste in excess of 30% Hydrocarbons and recover an
oil with a BS&W of less than 1%. The waste feed does not
have to be rendered or blended down.
Q:
Is the MCS system safe?
A: The MCS has undergone a Hazards and Operability
Study and has been certified by DNV as safe. A secondary HazOp
review way conducted at the Shell Refinery site and the unit
has been excepted. The systems have never been involved in
a lost time accident.The MCS systems are safe and effective.
Q:
How many tons per hour can the systems treat?
A: Treatment rates vary with changes in the waste feed.
The MCS systems can be set up to produce from 8 to 20 tons
per hour depending on the needed capacity. The systems a modular
and MCS units can be added to a treatment operation to increase
the treatment rate very inexpensively.
Q:
How much downtime is experienced for repairs and maintenance?
A: We have typically experienced 2% to 5% downtime
during full scale production.
Q:
Why is it more cost effective to purchase or operate the MCS
system over other existing technologies?
A: The mobilization cost are generally only 20% of
the competitors cost. The
MCS systems use about one third of the electricity and less
than half the fuel of a kiln style system. The MCS systems
low operating temperatures and trouble free operations make
the unit cheaper to operate. An MCS system can be purchased
for less than 20% of the cost of a Rotary Kiln.
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