Translate the given Spanish text to English

[EX Q]: A pickling and metallic coating process is also proposed.
[EX A]: Un procedimiento de decapado y de revestimiento metálico se propone igualmente.

[EX Q]: Material P comprises two or more cyclic carbonate groups (bi).
[EX A]: El material P comprende dos o mas grupos carbonatos ciclicos (bi).

[EX Q]: Still further, improved filtration configurations and methods are provided.
[EX A]:
Ademas, se proporcionan configuraciones y metodos de filtracion mejorados.