Vacuum waste pipe cleaning

Details Vacuum waste pipe cleaning Vacuum waste pipe cleaning

1997-05-13

1999-02-23

Warden, Jill

Cleaning and liquid contact with solids

Processes

Including regeneration, purification, recovery or separation...

134 21, 134 2211, 134 2212, 134 2213, 134169R, 134169C, 134171, B08B 504, B08B 704, B08B 903, B08B 906

Patent

active

058739440

ABSTRACT:
A method of and system for removing blockage from pipes in vacuum waste systems in which fouled pipes in the existing vacuum waste system are configured into a closed loop. A cleaning solution is added to the loop. The cleaning solution is recirculated through the loop by pumping it to the ends of the fouled pipes and drawing it through the fouled pipes using the existing system vacuum equipment. The vacuum waste system may remain operational during cleaning.

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