Development of universal fisher for fishing bottomhole fish in drilling;
钻井通用井底落物打捞器的研制
Development and application of the closed-window tapered milling fisher
闭窗变径套铣打捞器的研制与应用
Development and application of a new overshot with slot;
开放式开窗捞筒打捞器的研制与应用
According to the falling body weight,shape and well structure,designed washover milling fishing tool.
根据下落物的重量、形状及井身结构,设计制作了套铣打捞器。
Up to now, there are not so much special tools used in Sichuan Petroleum Administration to fish logging tools, even the most commonly used, the most effective, and the safest go-through fishing tool, Sanzhu fishing tool, has restraints like high requirements for well conditions, inability to conduct integrated milling-fishing operations, and etc.
目前四川石油管理局测井仪打捞工具单一,使用最普遍、效率最高、安全性最好的穿心打捞工具———三株打捞器,也存在对井眼状况要求较高、无法实现套铣打捞联作的局限,为此设计了CDL测井仪打捞工具。
A device, such as a grappling hook, that is used for dragging under water.
打捞器具用于在水下搜寻、打捞或疏浚的设备，如钩锚
overshot tubing seal divider
打捞筒油管密封分压器
fishingcoring jar
打捞和取心用震击器
To work as a wrecker.
打捞，救助做打捞或恢复失事船只工作
To bring up or catch by such means.
打捞用此方式打捞到或捕到
Shipbuilders and ship repairing, scrapping and salvaging units shall be provided with anti-pollution equipment and facilities.
造船、修船、拆船和打捞船单位，均应备有防止污染器材和设备。
Foreign businesses can set up with the Chinese party a Chinese-foreign cooperative salvage enterprise.
二)与中方打捞人成立中外合作打捞企业，实施打捞活动。
flush type releasing spear
冲洗型可退式打捞矛
junked and abandoned
打捞失败而报废废弃的
The salvage operation had been a complete failure.
打捞工作彻底失败了。
Valuable raw materials were salvaged .
打捞起许多贵重的原料.
someone who salvages.
一个从事打捞工作的人。
slip socket bowl
卡瓦打捞筒的锥形座
circulating overshot
可循环泥浆的打捞筒
overshot with bow
带碗形卡瓦的打捞 筒
Compulsory Measures with respect to Salvage of Shipwrecks or Sunken Object
沉船沉物打捞强制措施
China Marine Savlvage Company
中国海难救助打捞公司
One that salvages wrecked cargo or parts.
打捞者打捞失事船只的货物或残骸的人