compact

(redirected from compactors)
Also found in: Dictionary, Thesaurus, Medical, Legal.

compact

1
1. Logic (of a relation) having the property that for any pair of elements such that a is related to b, there is some element c such that a is related to c and c to b, as less than on the rational numbers.
2. US and Canadian (of a car) small and economical
3. US and Canadian a comparatively small and economical car
4. Metallurgy a mass of metal prepared for sintering by cold-pressing a metal powder

compact

2
Law an official contract or agreement

compact

[′käm‚pakt]
(metallurgy)
A briquette made by the compression of metal powder, with or without the addition of nonmetallic constituents.

compact

1. (Or "finite", "isolated") In domain theory, an element d of a cpo D is compact if and only if, for any chain S, a subset of D,

d <= lub S => there exists s in S such that d <= s.

I.e. you always reach d (or better) after a finite number of steps up the chain.

("<=" is written in LaTeX as \sqsubseteq).
References in periodicals archive ?
The Simpak 1800 compactor is part of the service provided by Eco-Technology to the Cardiff plant, where it will be used to handle recyclable packaging material accumulated during the factory's day to day operations.
Rated compaction force of the Silver Fox compactors is 2200, 2200, 3000, 3000, 4000, 4000, 3500 and 5100 lb., respectively.
Though the promise of higher productivity was the main reason for selecting the heavier refuse compactors, there were several factors specific to the BOMAG units that contributed to the choice.
"They have to shut them down and then transform them into compactors," agreed John J.
According to the manufacturer these plate compactors are ideal for efficiently compacting granular soils and crushed aggregates.
Navis TubeTex has sold and shipped the newest model TM-100 Open Width Compactor to 3 different customers in Turkey recently.
The robust, high-efficiency Simpak PP15 is a medium-sized portable compactor, with a capacity of 15 [m.sup.3] or 20 cubic yards and the ability to process approximately 1.90 [m.sup.3] of waste a minute or 137 [m.sup.3] an hour.
Wal-Mart says the benefits of the plastic sandwich bale process include using existing balers within the stores; eliminating one out of five waste compactor hauls per store; and allowing the baled plastic to be transported via flatbed trailer.
Both compactors are powered by a 4.41 L, four--cylinder, turbocharged, liquid-cooled Caterpillar 3054C diesel engine rated 130 hp at 2200 rpm.
Tramac's hydraulically-powered, boom-mounted vibratory plate compactors make the compaction of backfill in trenches safe because the operator never has to enter the trench.
He knew that he needed to increase his compactor capacity by 50 percent, but many existing, off-the-shelf compactors were available primarily in 10-cu yd sizes.