Combination tanning processes; leathers prepared from albumins.-A substitute for leather is made from albumins, for example bacteria, ferment-albumin, albumen, glue, or mixtures of these, by tanning the surface with dilute mineral solutions and the interior with vegetable agents, formalin, or ...
The skins are then rendered supple by fattening, fulling, and rolling. Two or more layers of skin may be united by glue &c. and layers of fabric or felt may be interposed..FERDINAND RAST-RUETTIMANN
1, consists of layers of raw hemp or like fibre a combined with binding strands of twisted or untwisted fibrous material b similar to a woven fabric. The plates are saturated with size, glue, or other liquid and are covered on one or both sides with sailcloth, leather board, or like ...