questo brevetto è cinese e la descrizione riportata è copiata da Google Patents:
The present invention relates to an artificial rockery, bonsai production technology, it is a method of making artificial rocks. Kistler due to the natural form is extremely rare, can not meet the needs of the community. Sheung Shui, the art of artificial stone China Patent Document CN 94110490 disclosed, as required in the kiln firing, not suitable for the production of large rocks. The present invention is gypsum, cement, sand, filler for raw materials, foaming agent and pigment materials, the ingredients, the preparation of material mud, shape, standing conservation, making a hole process, can produce a low price, simple process, watch good artificial rocks. The present invention is applicable to small bonsai, but also for the production of large rocks.
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