In casing production straightening determines the shape precision and residual stress in casing, which have strong influence on the collapse resistance of casing.

套管生产中，矫直工序决定了套管的形状精度和残余应力，对套管抗挤强度有很大影响。

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Is a professional production and sales of collagen casing manufacturers.

是一家专业生产销售胶原蛋白肠衣的厂家。

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The company has introduced international advanced level of the drainage pipe casing pipe fittings and electrical production, testing equipment and technology.

公司引进具有国际领先水平的给、排水管材管件及电工套管生产、检测设备和技术。

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"We have known for some time that the cement used to secure the production casing and isolate the hydrocarbon zone at the bottom of the Macondo well must have failed in some manner, " the letter said, noting that BP used a "nitrogen foam cement" recommended and supplied by Halliburton.

CNN: STORY HIGHLIGHTS

Although the unit we saw today has functional guts, we're told that the casing is pre-production -- not to say that "production" BUGbases need to look amazing, anyway, considering that they're frequently used for prototyping themselves.

ENGADGET: Bug Labs' BUGbase 2.0 prototype hands-on Hands-on

Then there is Halliburton, which was contracted to cement the production liner in the well casing, effectively sealing off the reservoir from the well bore.

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