专利汇可以提供FIRE PROTECTED PIPE AND PIPELINE专利检索,专利查询,专利分析的服务。并且An oil carrying pipe for an oil rig riser comprises an anti-corrosion covering (2), a fire protection covering (3) over the anti-corrosion covering (2) and an outer coating (4) to retain the fire protection cover (3) in place. A field joint (5) comprising the three protective coverings (2, 3 and 4), is applied at the base ends of two connected pipes (1). The outer retaining covering (4) comprises a base matrix of a modified ethylene acrylic polymer having a dispersion of metal containing compounds, such as aluminium trihydrate and zinc borate. Under normal conditions the outer coating will protect the pipe against impact, abrasion and the like. Even though the base matrix material will char on exposure to a fire, the metal containing compounds will fuse to form a continuous stable outer coating which will retain the fire protection coating in position long enough to prevent an immediate blow out and thereby allow time to evacuate the larger area.,下面是FIRE PROTECTED PIPE AND PIPELINE专利的具体信息内容。
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