| 摘要 |
<p>A new technical and technological process of scouring of sheared wool down to the residual lanolin content which represents a natural protection against biological pests for man, followed by sliver-making and thermo-mechanical curling to the desired curl size, solves in a simple manner the problem of preparation of an orthopaedic headrest. Curled wool is stuffed as a filler (3) into a coarse-woven mineral bag (4) dressed into a decorative coating (5).</p> |
