| сырье алмазное | Выделают три его вида: ювелирное, околоювелирное и техническое. |
| трещины | - Внутренние дефекты, которые могут различаться по спайности, по условиям в процессе роста и т.д.
- Увеличение размеров трещины в процессе усталостных воздействий номинальное напряжение...
|
| фацет | - Грань ограненного минерала.
- Скошенная кромка зеркала.
|
| форма огранки | Встречаются стандартные (бриллиантовая или круглая), фантазийные (маркиз, овальная, капля, сердце, ашер, радиант, изумрудная и др), авторские. |
| черный алмаз | Непрозрачный бриллиант, заполненный множеством темных включений. |
| швейцарская огранка | Бриллиантовая огранка в 33 граней |
| экспертное заключение или репорт | Документ, декларирующий вес в каратах, цвет, прозрачность, форму, качество огранки, и, собственно, удостоверяющий вид минерала. |
| glass vial |
acid botle; |
| acid botle |
glass vial; |
| rock base |
bedrock; |
| taper-wall core shell |
bevel-wall reaming shell; |
| bevel-wall reaming shell | A reaming shell the inside wall of which is tapered and into which a split-ring core lifter may be fitted. also called bevel-wall core shell, taper-wall core shell. b.h. ahlr. commonly used for bl... taper-wall core shell; bevel-wall core shell; |
| barren hole |
blank hole; |
| blank hole | - A borehole in which no minerals or other substance of value were penetrated. also called barren hole, dry hole.
- The uncased portion of a borehole. also called bare, barefoot, barefo...
barren hole; |
| tackle block |
block and tackle; |
| boulder cracker |
boulder buster; |
| boulder buster | - A heavy, pyramidical- or conical-point steel tool, which may be attached to the bottom end of a string of drill rods and used to break, by impact, a boulder encountered in a borehole. also cal...
boulder cracker; nutcracker; |
| cable clip |
cable clamp; |
| rope speed |
cable speed; |
| cable speed | Rate, measured in feet per minute (f.p.m.), at which a cable, under load, may be wound on a hoist drum. also called hoist speed, line speed, rope speed. rope speed; |
| carbide slugs |
carbide inserts; |
| carbide inserts |
carbide slugs; |
| carbonado bit |
carbon bit; |
| carbon bit | A diamond bit in which the cutting medium is inset carbon. see carbon 1. carbonado bit; carbon-set bit; |
| black diamond |
carbon; |
| casing drive shoe |
casing shoe; |
| casing shoe | - Set diameter. the inside and/or outside diameter of a bit measured from the exposed tips of diamonds or other cutting media inset in the wall portions of the bit crown. set i.d. =set inside di...
casing drive shoe; башмак (обсадных труб); башмак обсадной колонны; |
| cast-metal bit |
cast bit; |
| cast bit | - Ompare hand set, sinter set. 2. a surface-set diamond bit produced by a casting process.
- A bit in which the diamond-set crown is formed on a bit blank by pouring molten metal into a...
cast-metal bit; cast-set bit; |
| casting metal |
casting alloy; |
| casting alloy | Any alloy commonly melted and used to produce bit crowns by the casting process. usually used in referring to copper- and nickel-base alloys. casting metal; |
| chain wrench |
chain tongs; |
| chain tongs | A steel bar fitted with a serrated end provided with a sprocket chain to embrace the pipe used by drillers to couple and uncouple drivepipe or casing. also called chain wrench, pipe tongs. chain wrench; pipe tongs; |
| steel shot |
chilled shot; |
| chisel-edge bit |
chopping bit; |
| chopping bit | A steel, chisel-shaped cutting-edged bit designed to be coupled to a string of drill rods and used to fragment, by impact, boulders, hardpan, and lost core in a borehole. also called chisel bit, c... chisel-edge bit; chisel-point bit; straight chopping bit; |
| chuck nut |
chuck screw; |
| chuck screw | A set screw in the periphery of a diamond-drill chuck body by means of which a serrated jaw within the body of the chuck may be made to grip and hold the drill rod. also called chuck bolt, chuck n... chuck nut; chuck bolt; |
| cable drill |
churn drill; |
| free-fall drill |
churn drill; |
| spud drill |
churn drill; |
| cable-tool driller |
churn driller; |
| churn driller | A person experienced in the use and operation of a churn drill and equipment. also called cable-tool driller. cable-tool driller; |
| cable drilling |
churn drilling; |
| churn drilling |
cable drilling; rope drilling; cable-tool drilling; ударно-канатное; |
| rope drilling |
churn drilling; |
| cable-tool rig |
churn-drill rig; |
| churn-drill rig | A churn-drill machine, complete with accessory tools and equipment required for specific drilling operations. cable-tool rig; cable-tool outfit; churn-drill outfit; |
| clinometer shell |
clinometer case; |
| clinometer case | The watertight brass or steel tube encasing an acid bottle used in determining inclina¬tion of a borehole by an acid-dip survey. see cli¬nometer. also called body, clinometer shell. clinometer shell; |
| angle rule |
clinometer rule; |
| clinometer rule | A simple angle-measuring device consisting of a folding rule, the two arms of which are attached to either side of a graduated hinge member and one arm of which is equipped with a small spirit lev... angle rule; degree rule; |
| conductor pipe |
conductor; направляющая труба (при бурении); |
| coolant fluid |
coolant; охлаждающая жидкость сож; |
| core spring |
core lifter; spring core lifter; |
| core lifter | - Dcdma name for a split, fluted ring of spring steel used in a core-barrel assembly to hold and retain core while the core barrel is being hoisted from a borehole. other types sometimes used ar...
core spring; ring lifter; core gripper; lifter; lifter spring; |
| ring lifter |
core lifter; |
| core-spring adapter |
core-lifter adapter; |
| core-lifter adapter | Device used in canada between a straight-wall bit and core barrel in which a core spring may be placed. usually used only on exk and axk barrels to recover core when dry blocking is inadvisable. core-spring adapter; |
| star bit |
cross bit; |
| cross bit | - Cross chopping bit,
- A percussive rock-drill bit having cruciform cutting edges.
star bit; |
| pump leather |
cup leather; |
| cup leather | The shallow, cup-shaped packing disk or ring on a pump or hydraulic piston made of leather or a resilient material such as rubber-impregnated fabrics. pump leather; pump bucket; pump cup; |
| grindings |
cuttings; |
| deflection wedge | Отклоняющий клин, применяемый для зарезки нового ствола скважины deflecting wedge; |
| deflecting wedge | A class of devices intentionally placed in a borehole to change its course. all such devices are basically long, tapered, concave metal plugs which can be set at a predetermined point and bearing ... deflection wedge; |
| dip needle |
dip compass; |
| dip compass | An instrument to measure magnetic intensity by means of a magnetic needle fixed to swing in a vertical plane so that it can readily be deflected downward by magnetic materials. used to explore for... dip needle; dipping compass; dipping needle; |
| full-round nose |
double-round nose; |
| double-round nose | The cross-sectional view of the cut¬ting-face portion of a coring bit when its profile is a full half circle, the radius of which is one-half the wall thickness or kerf of the bit face. full-round nose; |
| doucing rod |
dousing rod; |
| dousing rod | Commonly used by drillers as a name applied to a wooden wand, rod, forked tree limb, or twig (usually witch hazel) supposedly useful in locating formations bearing water, oil, or mineral. also cal... doucing rod; dowsing rod; |
| drill series |
drill diamonds; |
| drill diamonds | Industrial diamonds used in diamond-drill bits and reaming shells for coring, cutting, or reaming rock. drill diamonds usually contain obvious imperfections and inclusions, although the finer grad... drill series; |
| drive weight |
drive hammer; |
| drive hammer | A heavy sleeve-shaped weight used as a hammer or piledriver for driving pipe or casing into overburden or other soft rock materials. also called anvil, anvil block, drive block. drive weight; drop hammer; jar block; jar weight; |
| drill-rod drive quill |
drive quill; |
