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。
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