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1.码头、栈桥构筑物从日本引进“船舶靠岸计”专利,于1978年12月签订合同。 2.1978年12月,原料场,(一号高炉系统)从日本引进专利和决窍4项:料位法、矿槽贮料量的探测及控制装置专利和堆料机堆料位置的移动方法、堆料机的堆料量检测装置诀窍。 3.1978年12月,焦化厂从日本引进专利与诀窍21项: 专利16项 多段燃烧式焦炉;摘下焦炉炉门及清扫炉门时的焦油渣炉头焦的处理装置;放散煤
1. Wharf, Trestle Structure Introduced from Japan, “ship beacon” patent, signed in December 1978 the contract. 2. In December 1978, the raw material yard, (No. 1 Blast Furnace System), imported 4 patents and know-how from Japan: the level method, the detection of the storage capacity of the trenches and the movement of patented control devices and stacker stacking positions, Stacking machine stacker detection device know-how. 3. In December 1978, the coking plant imported 21 patents and know-how from Japan: 16 patents for multi-stage coke oven, the coke oven door and the coke oven head coke for cleaning the oven door,