专利名称：Bottom hole asmbly tool 发明人：Shears, Carl,Solem, Siguro
申请号：EP05253901.2
华晨宇是哪里人
申请日：20050623
一岁宝宝奶粉用量公开号：EP1610047B1
跑男之巅峰人生公开日：
印章图案
服装品牌策划
20141217
宝华楼专利内容由知识产权出版社提供
掉下英语摘要：Connection apparatus comprising a male connecting member (114) and a female connecting member (116). A co-operable attachment mechanism (118,120) is provided on the male and female connecting members (114,116). The male and female connecting members (114,116) each compri at least one primary surface (142) adapted to form a primary joint and further each compri at least one condary surface (140) adapted to form a condary joint. At least one primary surface (142) can be adapted to form a primary load bearing shoulder joint (128). At least one condary surface (140) is adapted to form a condary load bearing shoulder joint (130). The connection apparatus typically provides a double shoulder high torque connection for downhole tubulars.
申请人：PEDEM LTD
地址：GB
国籍：GB
代理机构：Brown, James Douglas
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