The hole (3) is made smaller than the internal diameter of the branch pipe (2) with edges (4) of the hole (3) providing a step which extends inside the internal diameter of the branch pipe.
The present invention relates to a T pipe for connecting a reduced branch pipe to a main pipe and to a method for producing such a pipe.
The present invention relates to an improvement of a sewer branch pipe connecting structure.
When the obstruction is at the entry to the branch pipe (22) the axis of the nozzle (7) is located at right angles to the longitudinal axis of the bore (20) and is pivoted about the central axis of the branch pipe (22).
The fixed bracket is coupled with and fixed to a side portion of the main pipe and the branch pipe is connected to the connecting bracket.
An auxiliary fluid is provided in a branch tube (10) opening into each pumping chamber (15), forming an interface (30) with the fluid being pumped in the branch tube (10).
The air supply passage (20) and the supply opening (13) are connected by an air supply branch tube (15).
When the burner (2) burns, cooling air is supplied to the heat insulation space (12) through the air supply branch tube (15).
A shaft hole (21) is formed on the second side surface plate (20) or the second reinforcing plate (22) such that the end portion of the branch pipe (2) around which the wrap (3) is wound is inserted.
An obstruction within the main bore (20) or at the orifice of a branch pipe (22) may be removed by directing from the jet nozzle (7) a high pressure water jet at a pressure sufficient to cut away the obstruction.
Requêtes fréquentes français :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
Requêtes fréquentes anglais :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
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