preslug

plural preslugs

1. chemical engineeringA substance injected into water contaminated with oil to facilitate the subsequent process of recovering the oil from the water.

   In the first preslug, the foaming concentration was 1.5% and the polymer was 1800ppm.

   2013, James Sheng, Enhanced Oil Recovery Field Case Studies, →ISBN, page 270

   2 more examples

   A preslug of brine solution is often used to condition the reservoir by displacing the reservoir brine.

   1983, Improved Oil Recovery, page 203

   Usually preslugs were injected to realize optimum salinity in the reservoir and also to control cation exchange.

   1991, P. H. Ogden, Chemicals in the oil industry: developments and applications, page 36

present singular third person preslugs · participle present preslugging · participle past preslugged · past preslugged

1. nuclear engineeringTo compress (fuel) into pellets before use.

   Los Alamos concluded that the use of preslugged material is beneficial, 10 tsi is the optimum pressing pressure, and binders are not necessary.

   1970, Reactor Materials - Volume 13, page 65

   2 more examples

   One structure consists mainly of spherical porosity; the other consists largely of nonspherical interconnected porosity surrounding high density regions, typical of the material produced by the high pressure preslugging process.

   1974, Nuclear Technology - Volume 22, page 336

   Pellets will be preslugged and granulated, binder will be added as needed and the powder will be fed to a high speed pellet press and apparatus to check density, load the pellets into boats and transfer them to the loading and sintering operation.

   1977, High Performance Fuel Laboratory, Hanford Reservation: Environmental Impact Statement

2. To preprint on a form with automatically-generated individual identifying information.

   Do not mark in the ID boxes on the answer sheet as these have been preslugged to insure confidentiality.

   2008, Learner-centered Practices in Counselor Education, →ISBN

   3 more examples

   Either header sheets or dark-mark coding directly on the answer document itself provides the input to the computer memory for pre-codable information such as test, level, or form, while response spaces to be marked by the user take care of all kinds of unique identifying information, such as community, school, grade, name, sex, and so forth. Preslugging on a line printer is used for a student identification code.

   1972, Oscar Krisen Buros, The Seventh Mental Measurements Yearbook - Issue 7, Volume 2, page 1001

   The reaction to the computer-prepared preslugged answer sheets was unanimously favorable. The preprinting of the applicant's identification number and name on a tear-off end strip made positive identification quick and easy.

   1976, New Jersey Civil Service Commission, Annual Report - Volume 70, page 12

   The new system "preslugs" the students' ID and its attendant information on an optical scanning form when they take a test.

   1980 March 24, “DP Link to Aid Puerto Rican School Children”, in Computerworld, volume 14, number 12, page 17

3. journalismTo give a title, header, or catchline before writing the piece.

   I came to Virginia from Bloomington, Indiana, where I had gone in pursuit of a story we at the Tatler had preslugged "The Violence Teachers."

   1995, James Lehrer, The Last Debate, →ISBN, page 56