using cleaning devices introduced into and moved along the pipes

Full Title

Cleaning hollow articles by methods or apparatus specially adapted thereto > Cleaning pipes or tubes or systems of pipes or tubes > Cleaning the internal surfaces; Removal of blockages > using cleaning devices introduced into and moved along the pipes

Classification Context

Section:

PERFORMING OPERATIONS; TRANSPORTING

Class:

CLEANING

Subclass:

CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL

Child Classifications

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• B08B 9/043 moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
• B08B 9/049 having self-contained propelling means for moving the cleaning devices along the pipes
• B08B 9/053 moved along the pipes by a fluid, e.g. by fluid pressure or by suction