Process and system for producing engineered fuel
First Claim
Patent Images
1. A process for extracting materials from municipal solid waste, the process comprising the steps of:
- providing a municipal solid waste comprising a first set of waste materials, a second set of waste materials and a third set of waste materials, wherein the first set of waste materials comprises one or more of inert waste and ferrous metals, the second set of waste materials comprises one or more of fibers and rigid plastics, and the third set of waste materials comprises one or more of foam plastics and film plastics;
shredding the municipal solid waste;
removing all or substantially all of the first set of waste materials from the municipal solid waste;
separating the second set of waste materials from the third set of waste materials in the municipal solid waste;
proportionally recombining the second set of waste materials and the third set of waste materials to form a first recombined stream;
proportionally mixing a clean stream with the first recombined stream to form a second recombined stream, wherein the clean stream comprises fibers and clean plastics; and
densifying the second recombined stream.
2 Assignments
0 Petitions
Accused Products
Abstract
A process and system for producing an engineered fuel product that meets customer specifications for composition and combustion characteristics is provided. The engineered fuel product is preferably a high-BTU, alternative fuel that burns cleaner than coal or petroleum coke (petcoke) and has significantly reduced NOx, SO2 and GHG emissions.
-
Citations
11 Claims
-
1. A process for extracting materials from municipal solid waste, the process comprising the steps of:
-
providing a municipal solid waste comprising a first set of waste materials, a second set of waste materials and a third set of waste materials, wherein the first set of waste materials comprises one or more of inert waste and ferrous metals, the second set of waste materials comprises one or more of fibers and rigid plastics, and the third set of waste materials comprises one or more of foam plastics and film plastics; shredding the municipal solid waste; removing all or substantially all of the first set of waste materials from the municipal solid waste; separating the second set of waste materials from the third set of waste materials in the municipal solid waste; proportionally recombining the second set of waste materials and the third set of waste materials to form a first recombined stream; proportionally mixing a clean stream with the first recombined stream to form a second recombined stream, wherein the clean stream comprises fibers and clean plastics; and densifying the second recombined stream. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
-
Specification