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Ｋｅｌｌｏｇｇ （凯洛格） 公司于１８８７年在Ｆｉｎｄｌａｙ 成立， 其生产能力据称为日产钢管４００ｔ。在１８９１年Ｏｈｉｏ， Ｓｈｅｌｂｙ Ｔｕｂｅ Ｃｏ． 生产出第一根具有商品价值的无缝钢管之前， Ｋｅｌｌｏｇｇ 公司即已采用Ｗ．Ｈ． Ｈｅｃｋｅｒｔ发明的连续轧管工艺生产无缝钢管，但因氧化铁皮和其他杂物嵌入钢管表面，从商品的生产角度来看， 这一工艺未获成功。简介了该工艺过程及其产品情况。
Kellogg was founded in Findlay in 1887 and its production capacity is said to be 400t for Nissan Steel. In 1891 Ohio, Shelby Tube Co. Kellogg has used W to produce the first seamless steel pipe with commercial value. H. The continuous tube rolling process invented by Heckert produces seamless steel tubes, but the process is unsuccessful from the point of view of the production of the product due to the incorporation of scale and other debris into the surface of the steel tube. Brief introduction of the process and its product situation.