There is one summary for H.R.5117. Bill summaries are authored by CRS.

Shown Here:
Introduced in House (04/27/2012)

Amends the Harmonized Tariff Schedule of the United States to extend the temporary suspension of duty on a mixture of barium carbonate, strontium carbonate, calcium carbonate, and 1-methoxy-2-propanol acetate, for use as emitter suspension cathode coating.