Improved diamond coring bits developed for dry and chip-flush drillingTwo rotary diamond bit designs, one operating with a chip-flushing fluid, the second including auger section to remove drilled chips, enhance usefulness of tool for exploratory and industrial...
Analysis on the thermal stress of brazed diamond bit during cooling process ... To study the brazed diamond bit, a thermal elastic mechanics model of the matrix and the graphite mould was built based on the analysis of cooling process....
Study on performance of hot pressed high phosphorus-boron iron-based bit matrix and diamond bit... These results can be used as a rough guide for design of highly adaptive diamond bits for different rock formations....
Design & application of diamond bit to drilling hard rock in deep borehole AbstractAiming to the drilling characteristics of hard rock in deep borehole, a new kind of impregnated diamond bit was redesigned from structure, matrix formula, parameters of diamond and etc....
