|
|
|
|
|
|
|
|
|
Отверстие буровой скважины
| Глоссарий по геологии, тектонике, геофизике и минералогии |
|
Collar, английский
- Ошейник
- Preformed flange placed over a vent pipe to seal the roofing above the vent pipe opening. also called a vent sleeve.
- A galvanized sheet metal restricting device used in conjunction with plastic pipe. its function is to direct and control the intumescent action of the firestopping material.
- Горловина (воротник)
- An eye in the end or bight of a shroud or stay, to go over the mast-head. the upper part of a stay. also, a rope formed into a wreath, with a heart or dead-eye seized in the bight, to which the stay is confined at the lower part. also, the neck of a bolt.
- The mouth or opening of a borehole or the process of starting to drill a borehole.
- A pipe coupling or sleeve.
- Friction head, , see also friction head
- Refers to the ceiling and floor of the price fluctuation of an underlying asset. a collar is usually set up with options, swaps, or by other agreements. in corporate finance, the collar strategy of buying puts and selling calls is often used to mitigate the risk of a concentrated position in (sometimes) restricted stock. when the restricted owner can`t sell the stock, but needs to diversify the risk, a collar transaction is one of the few tools available. many corporate executives who receive chunks of their compensation in restricted stock need to employ this strategy to mitigate the diversification risk in their overall portfolio.
- Фиксированные максимум и минимум процентной ставки
|
|
Отвесная скала, русский
Отвальная куча, русский
|
|
|
|
|
|
|
