Sentence examples for hf alkylation from inspiring English sources

Environmental groups and the United Steelworkers union, which represents most U.S. refinery workers, have campaigned for HF alkylation units to be replaced with units using sulfuric acid in order to prevent HF vapor cloud exposure.

A case study concerning HF alkylation plant illustrates the proposed method.

The requirement to minimize flange face corrosion, overcome handling problems and improve sealing performance has led to the evolution of a new type of gasket for use in Hydrofluoric (HF) Alkylation Units to replace the standard spiral-wound type.

The Chemical Safety Board called a 2009 explosion on the HF alkylation unit at Citgo's Corpus Christi plant a near-miss of widespread exposure of HF acid in a community surrounding a refinery.

HOUSTON, March 27 (Reuters) - Hydrofluoric acid (HF) leaked from an alkylation unit at BP Plc's 406,570-barrels-per-day refinery in Texas City, Texas on Tuesday morning, triggering alarms in the plant and warnings to area residents, company and city officials said.

Hydrofluoric acid (HF -treated mordenites provide enHF -treatedpe-selective, alkylation performordenites emprovideas henhancedeous catalysts in the subject syntheses.

Hf-catalysts with higher tri-ethylaluminum/hafnocene ratio (500) have shown increase in polymerization activity because of more alkylation.

HF Ryan Lochte.

HF Hard to say.

Spasser HF.

Ross ER, Green R, Auslander MO, Biller HF.