 | 1872 - 878 페이지
...General Kules states : " Every steam boiler shall be provided with a proper steam gauge and water gauge, to show respectively the pressure of steam and the height of water in the boiler, and with a proper safety valve." And these provisions are not always to be met with in this... | |
 | John Coke Fowler - 1872 - 512 페이지
...securely fenced. (25) Every steam boiler shall be provided with a proper steam gauge and water gauge, to show respectively the pressure of steam and the height of water in the boiler, and with a proper safety valve. (26) After dangerous gas has been found in any mine, a barometer... | |
 | Maskell William Peace - 1872 - 234 페이지
...safety valve. (25.) Every steam boiler shall be provided with a proper steam gauge and water gauge, to show respectively the pressure of steam and the height of water in the boiler, and with a proper safety valve. The object of the steam and water gauges is now stated in the... | |
 | Great Britain. Parliament. House of Commons - 1874 - 448 페이지
...securely fenced. (25.) Every steam boiler shall be provided with a proper steam gauge and water gauge, to show respectively the pressure of steam and the height of water in the boiler, and with a proper safety valve. (26.) After dangerous gas has been found in any mine, a barometer... | |
 | 1875 - 762 페이지
...kept securely fenced. Kvery steam boiler shall be provided with a proper steam gauge and watergauge, to show respectively the pressure of steam and the height of water in the boiler, and with a proper safety vaKc. After dangerous gas has been found in any mine, a barometer... | |
 | Andrew Roy - 1876 - 436 페이지
...kept securely fenced. Every steam boiler shall be provided with a proper steam gauge and water gauge, to show respectively the pressure of steam and the height of water in the boiler, and with a proper safety valve. After dangerous gas has been found in any mine, a barometer... | |
 | sir Warington Wilkinson Smyth - 1880 - 332 페이지
...securely fenced. (25.) Every steam boiler shall be provided with a proper steam gauge and water gauge, to show respectively the pressure of steam and the height of water in the boiler, and with a proper safety valve. (26.) After dangerous gas has been found in any mine, a barometer... | |
 | Iowa. General Assembly - 1882 - 700 페이지
...kept, securely fenced. Every steam boiler shall be provided with a proper steam-gauge and water-gauge, to show respectively the pressure of steam and the height of water in the boiler, and with a proper safety-valve. After dangerous gas has been found in any mine, a barometer... | |
 | Kansas - 1883 - 306 페이지
...steam » gaugI,aeuL mines of this state shall be provided with a proper steam gauge and water gauge, to show respectively the pressure of steam and the height of water in the boiler, and to be also provided with a proper safety valve; and the owner, agent or operator shall... | |
 | 1883 - 340 페이지
...kept, securely fenced. Every steam boiler shall be provided with a proper steam gauge and water gauge, to show respectively the pressure of steam and the height of water in the boiler, and with a proper safety valve. After dangerous gas has been found in any mine, a barometer... | |
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Every boiler house in which a boiler or nest of boilers is placed, shall be provided with a steam gauge properly connected with the boilers, and another... 
