Patent ID: 9732898
Date: 2017-08-15
CPC Classifications: B23P,B29C,E03F,F16L,Y10T

Claim:
1. A method of reusing a bladder comprising: providing a launcher device having the bladder, wherein the bladder includes a first end, a closed second end, and an opening proximal the closed second end; positioning at least a portion of the bladder within the launcher device; impregnating a first liner with a material capable of curing and hardening; attaching a rope or a line to the first liner; placing the rope or the line through the opening in the bladder within the launcher device; pulling the rope or the line until the first liner is within the bladder; removing the rope or the line through the opening in the bladder; using the launcher device and the bladder to position the first liner within a first pipe; removing the bladder from the first pipe; positioning at least a portion of the bladder within the launcher device; impregnating a second liner with a material capable of curing and hardening; attaching a rope or a line to the second liner; placing the rope or the line through the opening in the bladder within the launcher device; pulling the rope or the line until the second liner is within the bladder; removing the rope or the line through the opening in the bladder; and using the launcher device and the bladder to position the second liner within a second pipe.