TY - BOOK AU - Chougule .Vaedhaman B AU - Agarwal Sarthak TI - Impact of hollow and solid polyester staple fibers on filtration efficiency and correlated characteristics of calendered and non-calendered needle-punched nonwoven KW - Air filtration effciency KW - Hollow KW - Solid polyester staple fibres KW - Fibre blend KW - Calendared and Non-calendared needle punched Non-woven fabric ER -