Perforations definition

Perforations means a series of openings in a casing, made either before or after installation of the casing, to permit the entrance of water into the well.
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Examples of Perforations in a sentence

  • Number of Perforations per Lateral is equal to 1.0 plus the Number of Perforation Spaces .

  • Perforations must be clean and sharp, without lint, and lie flat at both front and backsides of forms.

  • Perforations would allow for four (4) or fewer unique, bar-coded coupons.

  • Perforations shall be constantly accurate to 90 degree angle to the centerline of vertical aligning holes in margins.

  • Carbon Perforations $15.00 Flat For each perforation within a set in the same position on one or more carbons.

  • Perforations must be strong enough to hold together during the inserting process: absolutely NO PLASTIC, METAL, MAGNETS OR OTHER OBJECTS.

  • North Royalton shall carry comprehensive general liability insurance, occurrence version, in an amount of $1,000,000 per occurrence with an annual aggregate limit of at least $2,000,000.

  • Dispersion Trench Perforations Plugged Over one-half of perforations in pipe are plugged with debris and sediment.

  • Perforations every 8½” to be 11” long Recycled Content: 60% Post-Consumer: 30% Manufacturer: Willamette CCSF R1185 (2 rolls per pallet) Opacity: 89 Brightness: 84 Specifications must comply with IBM Publication Forms Design Reference Guide for the IBM 3900 Printing Subscription GA32-0137-01.

  • Perforations: Required on back cover around application for Remote Accessible Vote by Mail and Language preference postcard.