That is my guess as to why the cement kilns have backed away because it is an excellent fuel, " he said.
22.
In Europe RDF can be used in the cement kiln industry, where the strict standards of the Waste Incineration Directive are met.
23.
The extremely high temperatures and long periods of time at those temperatures allows cement kilns to efficiently and completely burn even difficult-to-use fuels.
24.
Lafarge's $ 300 million upgrade to its Ravena plant includes a new, German-designed dry-process cement kiln that will replace two 50-year-old wet-process kilns.
25.
They are concerned because when the jellied gasoline was sent to Texas, officials indicated it eventually be used as fuel for cement kilns.
26.
Among the special wastes were included cement kiln dust, fly ash, mining wastes, and wastes from oil, gas, and geothermal exploration and production.
27.
RDF can be used in cement kilns or thermal combustion power plants and is generally made up from plastics and biodegradable organic waste.
28.
Cement kilns are used because they can treat a range of hazardous wastes by improving physical characteristics and decreasing the toxicity and transmission of contaminants.
29.
Normal operation of cement kilns provides combustion conditions which are more than adequate for the destruction of even the most difficult to destroy organic substances.
30.
The EPA has been regulating incinerators for more than two decades and cement kilns for the past 10 years, soon after they came into use.
