Inquiry (采购产品): New anchor bolt concept RESEARCH AND DEVELOPMENT DEPT. I have patented a rock anchor bolt, that will stabilize fragmented rock formation in all phases of mining . It can also be used as a grout plug .I would like to know if Threadall is interested in this type of product. Thank YOu. **** Hidden Message ***** Wilfred Morris h9r 2a2 Company: Becmore Ent. E-mail: mfmorris@videotron.ca **** Hidden Message ***** mfmorris@videotron.ca