The pipe laying technique known at present implies that pipes are laid one by one in a trench, whereafter they are jointed and sealed to the pipes previously laid in the trench.
A pipe laying structure in heat exchanging tubes for both a boiler and a hot water supply is provided.
This allows using sand in conformity with the standards of the Brazilian National Standards Association (ABNT), and also using the separated powdery material for specific applications, such as pipe laying.
The vertically forcing a generally rigid pipe section in a substantially vertical direction downwards is beneficial for pipe laying because time consuming digging of a slit is not required anymore.
Method of and apparatus for the laying of pipes, for example in trenches.
When a pipelaying vessel (58) visits the spoolbase (10), the pipe (20) is unwound from the storage reel (18) and fed to a pipelay reel (60) of the pipelaying vessel (58).
A reel pipelaying vessel includes pipe conditioning means (210) located at its stern.
A reel pipelaying vessel includes pipe conditioning means at its stern (208).
Each apparatus, furthermore, performs the settling stage of anaerobic contact processing in either a separate chamber or vessel thereby eliminating the need for external tankage, pumps, and piping.
There are very strict rules regarding laying pipes.
The laying of pipes continues in the territorial waters of Russia.
The invention is particularly applicable to the excavating trenches for sub-sea cables and pipes to be laid in.
The aim of the invention is to provide a pipe (1) and a pipe end section (2) which facilitate the laying of double-walled pipes.
Construction (Leveling of land, slope cuts, laying of pipes, etc).
This is also important for laying pipes in landscaping and horticulture.
More desirable is the ability to use conventional pipe-laying equipment (20, 40, 50, 60, 70, 80, 90) with little additional tooling.
Development of a shut-off technique for laying large pipes up to d 450 mm
There is also disclosed a bridging member (102), tooling (170) and pipelay apparatus suitable for use with this method.
As a matter of fact, laying gas pipe is not necessarily a complicated process but it has to be completed carefully.
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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