Scale Inhibitor Developments Providing Mitigating Benefits against Mineral Scale Deposition in Platform Oil Processing Equipment Operating on Canada’S Atlantic Coast
Bibliographic record
Abstract
Abstract New scale inhibitor chemistries were evaluated for providing mitigating benefits against calcite and iron sulfide scale deposition using a high pressure capillary tube blocking apparatus (CTBA). The tests were conducted using brine, with and without iron sulfide contaminants dissolved into the fluid. The CTBA study provided direction on which chemistries work best when iron sulfide poisoning is prevalent. Best performing products selected in the CTBA protocol were re-evaluated for mitigating benefits on calcite precipitation induction time tests. In the induction study fine particles of pyrite deposits (FeS2) and/or finely dispersed sand (SiO2) were dispersed into the brine. This latter technique more closely models and evaluates the field brine scaling conditions, with and without scale inhibitor addition. The combined study was effective in detailing the root cause analysis for the offshore oil producing platforms equipment fouling mechanism. The study was also useful for identifying candidates for field trial. Subsequent field monitoring data indicates the new products provide mitigating benefits against calcite and pyrite mineral scale deposition, particularly within the crude oil run down coolers.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.001 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".