 | Illinois - 1872 - 944 sidor
...appliances, but in case a furnace shall be used for ventilaling purposes, it shall be built in snch a manner as to prevent the communication of fire to any part of the works, by lining the up cast with incombustible material for a sufficient distance up from the said furnace. § 5. The owner,... | |
 | Illinois - 1879 - 372 sidor
...section may be produced by any suitable appliances, but in case a furnace shall be used for ventilating purposes, it shall be built in such a manner as to...material for a sufficient distance up from said furnace. § 5. [BoRE HOLES.] The owner, agent or operator shall provide that bore holes shall be kept twenty... | |
 | Iowa - 1880 - 300 sidor
...this section may be produced by any suitable appliances, but in case a furnace is used for ventilating purposes it shall be built in such a manner as to...material for a sufficient distance up from said furnace. SEC. 12. No owner or agent of any coal mine, operated by sh»ii employ shaft or slope, shall knowingly... | |
 | Iowa - 1880 - 750 sidor
...this section may be produced by any suitable appliances, but in case a furnace is used for ventilating purposes, it shall be built in such a manner as to...prevent the communication of fire to any part of the w^rks, by lining the up-cast with incombustible material for a sufficient distance up from said furnace.... | |
 | Illinois - 1881 - 1152 sidor
...any suitable appliances, but in case a furnace shall be used for ventilating purposes, it shall bo built in such a manner as to prevent the communication...to any part of the works, by lining the upcast with incumbuetible material fir a sufficient distance up from the said furnace. S 5. The owner, agent or... | |
 | Illinois. Bureau of Labor Statistics - 1881 - 280 sidor
...section may be produced by any suitable appliances, but in case a furnace shall be used for ventilating purposes, it shall be built in such a manner as to prevent the communication of flre to any part of the works, by lining the upcast with incumbustible material for a sufficient distance... | |
 | Iowa. General Assembly - 1882 - 700 sidor
...this section may be produced by any suitable appliances, but in case a furnace is used for ventilating purposes, it shall be built in such a manner as to...material for a sufficient distance up from said furnace. SEC. 11. The owner or agent of every coal mine operated by a shaft or slope, in all cases where the... | |
 | 1882 - 424 sidor
...produce and maintain an abundant supply of air; but in case a furnace shall be used for ventilating purposes, it shall be built in such a manner as to...incombustible material for a sufficient distance up from the said furnace. All mines generating firedamp shall be kept free from standing gas, and every working... | |
 | 1885 - 606 sidor
...used for ventilating purposes it shall be built in such manner as to prevent the communication of lire to any part of the works by lining the upcast with...material for a sufficient distance up from said furnace to insure safety. SEC. 11. The owner or agent of every coal mine operated by shaft or slope, in all... | |
 | 1883 - 340 sidor
...tion may be produced by any suitable appliances, but in case a furnace shall be used for ventilating purposes, it shall be built in such a manner as to...material for a sufficient distance up from said furnace: Provided, it shall not be lawful to use a furnace for ventilating purposes, or for any other purpose,... | |
| |
The ventilation required by this section may be produced by any suitable appliances, but in case a furnace shall be used for ventilating purposes, it shall be built in such a manner as to prevent the communication of fire to any part of the works, by... 
