Method for reinforcing and repairing equipment parts and components subjected to heavy abrasive wear

  • US 5,388,317 A
  • Filed: 03/18/1993
  • Issued: 02/14/1995
  • Est. Priority Date: 10/08/1990
  • Status: Expired due to Fees
First Claim
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1. A method for repairing a hole in a pipe wherein said hole is at a bend in said pipe, said pipe having a longitudinal axis and being used for transporting particulate material, said method comprising the steps of:

  • (a) affixing a casing to the exterior of said pipe at said bend in said pipe over an area of said pipe which has said hole, said casing not extending annularly around the circumference of said pipe, the bottom and the sides of said casing being affixed to said pipe such that said casing forms a pocket with said pipe and such that the hole in said pipe is in said pocket, said pocket having an opening which is defined by the top of said casing and the exterior of said pipe, said pocket being oriented such that the sides of said pocket are parallel with the longitudinal axis of said pipe, and the bottom and opening of said pocket exists in planes transverse to the longitudinal axis of said pipe,(b) pouring into said pocket a fluid wear-resistant concrete mix, thereby filling said pocket to a level such that said hole is covered, and(c) hardening said concrete in said pocket.

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