Erosion resistant elbow for solids conveyance

Patent · Tue Oct 23 04:00:00 EDT 1984

OSTI ID:7013520

Everett, J W

An elbow and process for fabrication for use in particulate material conveyancing comprises a curved outer pipe, a curved inner pipe having the same radius of curvature as the outer pipe, concentric with and internal to the outer pipe, comprising an outer layer comprised of a first material and an inner layer comprised of a second material wherein said first material is characterized by high erosion resistance when impinged by particulate material and wherein said second material is characterized by high tensile strength and flexibility, and an inner pipe supporting means for providing support to said inner pipe, disposed between said inner pipe and said outer pipe. 4 figs.

• Research Organization: Westinghouse Electric Corp
• DOE Contract Number: AC01-80ET14752
• Assignee: KRW Energy Systems Inc., Houston, TX (United States)
• Patent Number(s): US 4478253; A
• Application Number: PPN: US 6-483404
• OSTI ID: 7013520
• Country of Publication: United States
• Language: English

Related Subjects

01 COAL, LIGNITE, AND PEAT
013000* -- Coal
Lignite
& Peat-- Transport
Handling
& Storage
42 ENGINEERING
420205 -- Engineering-- Transport & Storage Facilities-- (1980-)
DESIGN
ELASTICITY
FABRICATION
FLUID FLOW
FREIGHT PIPELINES
MECHANICAL PROPERTIES
MECHANICAL STRUCTURES
PIPE FITTINGS
PIPELINES
PIPES
SOLIDS FLOW
SUPPORTS
TENSILE PROPERTIES
WEAR RESISTANCE