H&V offers the widest selection of process technologies and pilot machines for air and liquid filtration applications and battery separator materials:

Wet Laid

A core area of expertise for H&V using state of the art paper-making equipment and proprietary material science.


Proprietary processes using a wide variety of polymers to manufacture meltblown and nanofiber materials.

Dry Laid

Carded web forming processes plus thermal, chemical, and mechanical web consolidation methods.

Lamination & Composites

Combination and integration techniques ranging from adhesive to ultrasonic to calendar bonding to incorporation of functional particles into a web.

3 Dimensional Structures

Composite materials that combine multiple technologies to make 3 dimensional structure that enhance filtration properties.