Petrochemical engineering delivery pipeline
A technology for conveying pipelines and petrochemicals. It is used in pipeline protection, pipeline anti-corrosion/rust protection, pipeline damage/wear prevention, etc. It can solve the problem of long underwater operation time, loose flange connections, and high maintenance and maintenance costs for submarine pipelines. and other problems to achieve the effect of improving connection efficiency, increasing service life, and reducing maintenance and maintenance cycles.
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[0027] In order to make it easy to understand the technical means, creative features, goals and effects achieved by the present invention, the present invention will be further explained in conjunction with specific implementations below.
[0028] Such as Figure 1-Figure 7 As shown, a petrochemical transportation pipeline according to the present invention includes a first unit pipe 1 and a second unit pipe 2. The first unit pipe 1 and the second unit pipe 2 are respectively provided with a first triangular protection The shell 11 and the second triangular protective shell 21 are fixedly connected with a first port tube 14 on the left and right sides of the first unit tube 1, and a side of the first port tube 14 close to the second unit tube 2 is fixedly connected with The first right flange 16, the side of the first port tube 14 away from the second unit tube 2 is fixedly connected with a first left flange 15, and the left and right sides of the second unit tube 2 are fixedly c...
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