Descaling Bent Rod With Separated Cleaning Particles

Author:  Joseph Johannes, Maria Annegarn
Source:  US Patent 4,004,374
Doc ID:  1977066
Year of Publication:  1977
Abstract:  
A method of descaling a rod comprises forming at least one bend in the rod and rotating the bent portion in an approximately circular path while maintaining it in a space having a distribution of separated cleaning particles therin in a suspended relationship relative thereto. The rotating bent portion strikes the distributed particles and is cleaned thereby.