The present invention discloses an adjustable hydraulic press with both upper and lower double action, specially suitable for the cylindrical gear formed by stamping or expanding, closed forging and the metal cold forming or metal hot forming of punching, finishing, flanging and drawing of sheet materials. In certain variations, a filter or tissue collection chamber may include various components, which allow for the removal or separation of tissue from a fluid medium and for the collection of the tissue within the filter or tissue collection chamber. The apparatus includes means for controlling and modulating moisture level within the reactor. A specific device is used to implement the method in this particular application.