Primary seal definition

Primary seal means a seal mounted below a secondary seal of a rim seal system that consists of two seals. A primary seal, which is in contact with the floating roof tank shell, can be either mechanical shoe, resilient filled, or wiper type.
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Primary seal means a seal mounted below a secondary seal of a rim seal system that consists of two seals. A primary seal, which is in contact with the floating roof tank shell, can be
Sample 1

Examples of Primary seal in a sentence

  • This tank has an internal floating roof with a Vapor Mounted Primary seal and a Rim Mounted Secondary seal.

  • This tank has an internal floating roof equipped with a Vapor Mounted Primary seal only.

  • This tank has an internal floating roof equipped with a Liquid Mounted Primary seal.

  • This tank has an internal floating roof equipped with a Liquid Mounted Resilient Primary seal only.

  • Primary seal shall be compressed polyisobutylene and the secondary seal shall be a specially formulated silicone.

  • Dry compressor seals• Primary seal gas (primary vent).• Secondary seal gas (secondary vent).• Leakage of primary seal gas to secondary seal vent.Gas freeing of process systems• Gas freeing of process systems.Purge and blanket gas• Purge gas for flare headers/tip and ventheaders3.• Purge and blanket gas for various tanks.Depressurization / gas freeing ofinstruments/instrument bridles• Depressurization/gas freeing of instruments/instrument bridles.

  • Primary seal shall be compressed polyisobutylene.Secondary seal shall be silicone.

  • Primary seal must be compressed polyisobutylene and the secondary seal must be a specially formulated silicone.

  • The discharge nozzles shall be mounted above the Primary seal and aligned such that the discharge pattern shall be directed at the tank shell above the primary seal around the complete circumference of the tank.

  • Primary seal shall be compressed poly isobutylene and the secondary seal shall be a specially formulated silicone.

Related to Primary seal

  • the seal means the common seal of the Company.

  • Vapor-mounted seal means a primary seal mounted so there is an annular vapor space underneath the seal. The annular vapor space is bounded by the bottom of the primary seal, the tank wall, the liquid surface and the floating roof.

  • Liquid-mounted seal means a primary seal mounted in continuous contact with the liquid between the tank wall and the floating roof around the circumference of the tank.

  • Securities Seal means a seal for use for sealing certificates for shares or other securities issued by the Company which is a facsimile of the Seal of the Company with the addition on its face of the words “Securities Seal”;

  • Common Seal means the Common Seal of the Council;

  • Floor seam sealer means any product designed and labeled exclusively for bonding, fusing, or sealing (coating) seams between adjoining rolls of installed flexible sheet flooring.

  • User seal check or "fit check" means an action conducted by the respirator user to determine if the respirator is properly seated to the face. Examples include negative pressure check, positive pressure check, irritant smoke check, or isoamyl acetate check.

  • Seal means the common seal of the Company and includes every duplicate seal.

  • Electronic seal means data in electronic form, which is attached to or logically associated with other data in electronic form to ensure the latter’s origin and integrity;

  • Ozone season means the period of time beginning May 1 of a year and ending on September 30 of the same year, inclusive.

  • Automotive Wax, Polish, Sealant or Glaze means a product designed to seal out moisture, increase gloss, or otherwise enhance a motor vehicle’s painted surfaces. “Automotive Wax, Polish, Sealant or Glaze” includes, but is not limited to, products designed for use in autobody repair shops and “drive-through” car washes, as well as products designed for the general public. “Automotive Wax, Polish, Sealant or Glaze” does not include “Automotive Rubbing or Polishing Compounds”, automotive wash and wax products, surfactant-containing car wash products, and products designed for use on unpainted surfaces such as bare metal, chrome, glass, or plastic.

  • Vice-Chancellor means the Vice-Chancellor of the University.

  • Circular means the notice of the Meeting and accompanying management information circular, including all schedules, appendices and exhibits thereto, to be sent to each Shareholder and other Persons as required by the Interim Order and Law in connection with the Meeting, as amended, modified or supplemented from time to time in accordance with the terms of this Agreement.

  • Split Specimen means a part of the urine specimen that is sent to a first laboratory and retained unopened, and which is transported to a second laboratory in the event that the employee requests that it be tested following a verified positive test of the primary specimen or a verified adulterated or substituted test result.

  • Hermetically sealed container means a container designed and intended to be secure against the entry of microorganisms and, in the case of low acid canned foods, to maintain the commercial sterility of its content after processing.

  • Pickup or panel truck means every motor vehicle designed for the transportation of property and

  • Impression means an imprint or negative likeness of teeth and/or other tissues of the oral cavity from which a positive reproduction may be made.

  • Substituted Specimen means a specimen with laboratory values that are so diminished that they are not consistent with oral fluid and which shall be deemed a violation of this policy, and shall be processed as if the test results were positive.

  • Competitive Sealed Bidding means the competitive process described within an Invitation for Bids, wherein the City invites Offerors to submit bids to supply the City with the Goods and/or Service describes in the Solicitation document, where the City will award the resulting contract to the responsible Offeror submitting the low responsive bid.

  • Carton means 10 packs of cigarettes, each containing 20 cigarettes or eight packs, each containing

  • Assistant Hydrographic Surveyor means the Assistant Hydrographic Surveyor of the Authority, as the case may be

  • Sealer means a coating labeled and formulated for application to a substrate for one or more of the following purposes: to prevent subsequent coatings from being absorbed by the substrate, or to prevent harm to subsequent coatings by materials in the substrate.

  • Circle means LHO centre and branches/offices under the administrative control of the Local Head Office (LHO).

  • Under-dispenser containment or “UDC” means containment underneath a dispenser system designed to prevent leaks from the dispenser and piping within or above the UDC from reaching soil or groundwater.

  • stacked townhouse means a building, other than a townhouse or apartment building, containing at least 3 dwelling units, each dwelling unit being separated from the other vertically and/or horizontally, and each dwelling unit having an entrance to grade shared with no more than 3 other units;

  • Freeboard means a factor of safety usually expressed in feet above a flood level for purposes of floodplain management. "Freeboard" tends to compensate for the many unknown factors that could contribute to flood heights greater than the height calculated for a selected size flood and floodway conditions, such as wave action, blockage of bridge or culvert openings, and the hydrological effect of urbanization of the watershed.