A knot used to fasten a line or cable to the anchor.

The maximum power required by a given compressor when operating at a (1) constant discharge pressure with variable intake pressure, or (2) constant intake pressure with variable discharge pressure.

Fitted with drilling rig (oil derrick with rotary drill and a mud pumping system), drilling for petroleum.

The rotating element of a machine and, in the case of a compressor, is composed of the impeller (impellers) and shaft, and may include shaft sleeves and a thrust balancing device.

Any signal that is used to indicate that a vessel is in distress and needs help. Flares, smoke, audible alarms, EPIRB, electronic beacons and others are all types of distress signals.(2) A flag display or a sound, light, or radio signal calling for assist ...

Federal Maritime Commission. The U.S. Governmental regulatory body responsible for administering maritime affairs including the tariff system, Freight Forwarder Licensing, enforcing the conditions of the Shipping Act and approving conference or other carr ...

Of, relating to, or using air. Moved by air pressure. Filled with compressed air.

is an ideal process that may be stopped and made to retrace its steps and restore to the systems or surroundings all work and heat previously removed. It is frictionless.

To touch bottom.

To sail too close to the wind so that the sails start to luff.

Load/unload control system that tries to maximize compressor efficiency by matching air delivery and air demand. Compressor is operated at full load or idle.

A unit designed to separate condensate from the compressed air stream.

In a square rigged ship, the act of hauling the head sheets to windward and laying the head-yards flat aback in order to bring the ships head out of the wind while tacking. This is done when helm action alone is insufficient.

A business firm which sells its services to organizations which operate vessels

An individual or company selling equipment and supplies for ships.

Charge made for local hauling by dray or truck. Same as Cartage.

Accumulation of foreign matter, such as mud or debris, in a cooler, pipe, or valve. In a cooler, H 2 O D P and D T will be seen to increase, as well as CTD.

A pneumatic percussive drill designed as a boring tool.

The borrowing of money by the master using his ship as security.

Sailor's slang for anchor.