Suction and emptying machines for industrial use; suction tools for industrial use for emptying and contained emptying of filters and dryers; manual suction tools for industrial use for emptying and contained emptying of filters and dryers; suction and emptying machines for industrial use with glove boxes; suction tools for industrial use with glove boxes for emptying and contained emptying of filters and dryers; manual suction tools for industrial use with glove boxes for emptying and contai...