Oil production additive formulations

Solid anti-friction devices – materials therefor – lubricant or se – Lubricants or separants for moving solid surfaces and... – Organic -co- compound

Reexamination Certificate

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Details

C508S501000, C044S388000, C044S400000

Reexamination Certificate

active

10153702

ABSTRACT:
Petroleum additive formulations include a petroleum additive dissolved in a carrier fluid including at least one compound of the formula (I): (R2)p-Ph-(CH2)m—COO—(AO)n—R1where; R1is C1to C10alkyl; AO is alkyleneoxy; n is 0 or from 1 to 100; m is 0, 1 or 2; and Ph is a phenyl group, which may be substituted with groups (R2)p; where each R2is independently C1to C4 alkylor alkoxy; and p is 0, 1 or 2. Further, crude petroleum or petroleum refinery streams can be treated by adding a petroleum additive dissolved in a carrier fluid of the formula (I) to the product stream. Desirably the carrier fluid is or includes iso-propyl benzoate and/or 2-ethyl hexyl benzoate.

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Chem Abs 99:178842 (Accession No 1983:578842) to RO (Romanian Patent) 78329 B publ (Oct. 1979) (Abstract only).

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