United States or Belgium ? Vote for the TOP Country of the Week !
"Has not my brother forgotten his road? What does he mean by coming to this country?" "Nay, it is Ngalyema who has forgotten the blood-bond which exists between us. It is Ngalyema who has forgotten the mountains of goods which I paid him. What words are these of my brother?" "Be warned, Rock-Breaker. Go back before it is too late.
The ore to be treated is first calcined, then put through a rock-breaker or stamper battery in a perfectly dry state. If the battery is used, ordinary precautions, of course, must be taken to prevent waste, or the dust becoming obnoxious to the workmen. The ore is then transferred to the Chilian mill and made to the consistency of porridge, the quicksilver being added.
"The power necessary for different mill parts is: For each 850lb. stamp, dropping 6 in. 95 times per minute, 1.33 h.-p. For each 750lb. stamp, dropping 6 in. 95 times per minute, 1.18 h.-p. For each 650lb. stamp, dropping 6 in. 95 times per minute, 1.00 h.-p. For an 8-inch by 10-inch Blake pattern rock-breaker 9.00 h.-p. For a Frue or Triumph vanner, with 220 revolutions per min. 0.50 h.-p.
"It's queer the way they name flowers after animals " said Ethel Blue. "Or parts of animals," laughed her cousin. "Saxifrage isn't; Helen told me the name meant 'rock-breaker, because some kinds grow in the clefts of rocks the way the columbines do." "I wish we could find a trillium," said Ethel Blue. "The tri in that name means that everything about it is in threes."
What had caused that massive shafting, with its ponderous speeding wheels, to leap from its bearings and go crashing down the descent, laying everything before it in ruins? Wiley summoned his engineer and, in the shattered jaws of the rock-breaker, they found the innocent-looking instrument of destruction.
A sharp blap, blap, from the compressor showed that the machine-men had set up their drills; and beneath all the rest there was the hushed rumble of the mill and the thunderous rhump, rhump, of the rock-breaker.
Word Of The Day