jars


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jars

[järz]
(petroleum engineering)
A series of links in the drill string to connect drill cables to the drill bit; sets up the uneven motion on the upstroke that helps free the string of tools. Also known as jar coupling.
References in classic literature ?
The old woman swore most solemnly that she would not, and when she had completed her oath, she began drawing off the wine into jars, and getting the barley meal into the bags, while Telemachus went back to the suitors.
So I gave Xury a piece of rusk bread to eat, and a dram out of our patron's case of bottles which I mentioned before; and we hauled the boat in as near the shore as we thought was proper, and so waded on shore, carrying nothing but our arms and two jars for water.
After an hour he began to move, muscle by muscle, toward the jar.
He examined the jar on all sides; he shook it to see if it would rattle.
Mittens ran away to the dairy, and hid in an empty jar on the stone shelf where the milk pans stand.
The term refers also to content, as in the case of a vessel and wheat, or of a jar and wine; a jar is said to 'have' wine, and a corn-measure wheat.
Its flavor when cooked is more exquisite far Than mutton, or oysters, or eggs:(Some think it keeps best in an ivory jar, And some, in mahogany kegs:)
Lurgan Sahib, fifteen feet off, laid one hand on the jar.
Here they fell to, the men plying a stone jar freely, and passing round a cup.
In the forest the harness bells sounded yet more muffled than they had done six weeks before, for now all was thick, shady, and dense, and the young firs dotted about in the forest did not jar on the general beauty but, lending themselves to the mood around, were delicately green with fluffy young shoots.
A double negative jarred him like a discord, and often, from lack of practice, it was from his own lips that the jar came.
A NUMBER of Flies were attracted to a jar of honey which had been overturned in a housekeeper's room, and placing their feet in it, ate greedily.