Paragraph 4
Refinery equipment, as follows:
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pumps meeting American Petroleum Institute (API) 610 standards
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boilers meeting industry 1 standards
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furnaces meeting industry 8 standards
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fractionation columns meeting industry 8 standards
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catalytic reactors meeting industry 8 standards,
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prepared catalysts, including the following:
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catalysts containing platinum
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catalysts containing molybdenum.
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