Influence of functional groups of activated carbon in the anchoring of iron particles by forced hydrolysis and its use to remove hexavalent chromiun from aqueous solutions.

Tesis (Master of Science with orientation in Sustainable Processes) UANL, 2014.

Report from the secretary of war, communicating, in compliaance with a resolution of the Senate, of the 21st. february, 1849, a copy of the official journal of Lieutenant Colonel Philip St. George Cooke, from Santa Fé to San Diego.

UANL

Report of the Secretary of War, communicating; in compliance witha resolution of the Senate, a map showing the operations of the army of the United States in Texas and the adjacent Mexican Stateson the Rio Grande, accompanied by astronomical observations, and descriptive and military memoirs of the country.

UANL