Extraneous ash refers to ash in coal that is derived from inorganic material introduced during formation of the seam, such as sedimentary particles, or filling cracks in the coal, also called sedimentary ash.
Ref: 123897/2006-10-01

The term extrusion may refer to the following:

  • a geological term for igneous rock formed by the movement of magma through volcanic craters and cracks in the earth's crust, and the process of its formation
  • a process used to create or shape objects or products of a specific shape or form by pushing or otherwise forcing them through a die

Extrusions refers to aluminum shaped by being forced through a die. (--->Extrusion)

see also:
"Extrusions" is in the UNSPSC Code "31110000"

Ref: 123843/2006-09-25

Other Database Pages Exist for this Phrase:
Aluminum (Aluminum makes reference to the most common ...)

List of books: Extrusions

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