4
A second pathway would be to use the patented
Clearite Carbon Capture Process, invented by Dr. Kawatra,
Dr. Eisele and John Simmons. The process uses sodium
hydroxide as the capture agent and a dual, bi-polar mem-
brane electrodialysis system for regeneration. A Clearite
pilot plant installed at Michigan Tech’s energy center cap-
tured 97% of the plant’s carbon dioxide emissions with a
single scrubber. The regeneration energy requirements of
the Clearite Process are 60–70% less than the regeneration
energy requirements of the amine carbon capture process,
the current best available technology. This is important as
regeneration represents about 70% of the total cost of car-
bon capture.
ANDRITZ METALS, USA TO DESIGN
AND FURNISH THE E-IRON TUNNEL
FURNACE
Andritz Metals, USA, a part of the 30,000 employee Andritz
Group, Graz, Austria, will design and manufacture the
E-Iron tunnel furnace. Andritz has provided several tunnel
furnaces to the steel industry designed for the movement
of steel slabs. Andritz has completed a preliminary E-Iron
furnace design that consists of two 200-foot-long tunnel
furnaces and a single car return system. The furnace will be
fired with natural gas and will contain twenty 14 foot wide
× 10 foot long cars that will move through the furnace with
a proprietary car movement system.
THE E-IRON PLANT SITE
A 300,000 tonne/year E-Iron plant will be built on a 60
acre, green field site in Port Mt. Vernon, Indiana. The site
has water, electricity and natural gas available and is near
the steel mill waste feed stock which will arrive by both rail
and barge. The iron nugget production will be shipped to
its customers by both rail and barge.
Figure 2.
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