Mining Accidents and Their PreventionScientific publishing Company, 1889 - 421 páginas |
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Página 1
... weighed the results of experience and the views and opinions of miners , mine - managers and scientific experts ; legislative enact- ments consequent upon these successive official inquiries have , from time to time , effected important ...
... weighed the results of experience and the views and opinions of miners , mine - managers and scientific experts ; legislative enact- ments consequent upon these successive official inquiries have , from time to time , effected important ...
Página 26
... weighed in air , its apparent weight is equal to its true weight diminished by that of the air , or of a mixture of air with some particular proportion of other gas of different density which it displaces . These circum- stances would ...
... weighed in air , its apparent weight is equal to its true weight diminished by that of the air , or of a mixture of air with some particular proportion of other gas of different density which it displaces . These circum- stances would ...
Página 99
... weighed between 9 lbs . and 10 lbs . ) ; when freshly charged and fitted with a glow - lamp of suitable resistance , it gave a light which was maintained for several hours at between 2 and 3 candle - power , and still furnished a light ...
... weighed between 9 lbs . and 10 lbs . ) ; when freshly charged and fitted with a glow - lamp of suitable resistance , it gave a light which was maintained for several hours at between 2 and 3 candle - power , and still furnished a light ...
Página 103
... weighed only 41⁄2 lbs . ; it furnished at starting a light equal to 1 candle - power ; the luminosity fell only very gradually , and at the expiration of eight hours the light was but little superior to that of an ordinary Davy lamp ...
... weighed only 41⁄2 lbs . ; it furnished at starting a light equal to 1 candle - power ; the luminosity fell only very gradually , and at the expiration of eight hours the light was but little superior to that of an ordinary Davy lamp ...
Página 110
... weighing 5 or 6 lbs . , gave over half a candle light at starting , at the end of five hours four - tenths , and at the end of ten hours ( more than the time of an ordinary shift ) it gave a greater illumi- nating power than an ordinary ...
... weighing 5 or 6 lbs . , gave over half a candle light at starting , at the end of five hours four - tenths , and at the end of ten hours ( more than the time of an ordinary shift ) it gave a greater illumi- nating power than an ordinary ...
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Términos y frases comunes
Abercarn aforesaid agent or manager agent or operator air-ways apparatus apply appointed approved Author barometer blasting blown-out shot brattice cage carbonic acid cause certificate charge Clanny coal mines coal-dust coal-mines colliery Commission competent comply connection court damp mines danger Davy lamp deemed dust duties electric escapement shaft examination experiments feet fire fire-damp flame furnished gases goaves guilty hereby hoisting hole hundred dollars inflammable injury inquest inspec inspection inspector of mines less lessee light lime-cartridge machinery malfeasance in office map or plan marsh-gas means miners mining engineer Mueseler Mueseler lamp necessary nitro-glycerine notice occurred offence operator or superintendent owner or agent person or persons persons employed practical pressure purpose rape oil roof safe safety safety-lamps seam Secretary secure shaft or slope SIR FREDERICK ABEL special rules strata sufficient thereof timber tion ventilation weighing workmen
Pasajes populares
Página 349 - Provided, That nothing in this section shall be so construed as to prevent the employment of a seamstress by any family for manufacturing articles for such family use. None of...
Página 250 - Illinois, before any justice of the peace of such county, and such fine, when collected, shall be paid into the county treasury for the use of the county in which any such accident may have occurred.
Página 333 - For any injury to person or property, occasioned by any willful violations of this act or willful failure to comply with any of its provisions, a right of action shall accrue to the party injured for any direct damages sustained thereby...
Página 314 - ... sureties, conditioned personally to try such appeal, and to abide the judgment of the Court thereon, and to pay such costs as may be awarded by the Court, or...
Página 355 - By the statute in question it is provided that "no employee shall be required, or permitted, to work in a biscuit, bread, or cake bakery, or confectionery establishment, more than sixty hours in any one week, or more than ten hours in any one day...
Página 357 - Act, unless he proves that he had taken all reasonable means, by publishing and to the best of his power enforcing the said rules as regulations for the working of the mine, to prevent such contravention or non-compliance.
Página 332 - The inspectors provided for by this act shall devote their whole time and attention to the duties of their office, and...
Página 274 - ... two separate outlets, separated by natural strata of not less than one hundred feet in breadth, by which shafts or outlets distinct means of ingress and egress are always available to the persons employed in the mine, but...
Página 337 - The owner or agent of every coal mine shall make or cause to be made an accurate map or plan of the workings of such coal mine, on a scale of one hundred feet to the inch.
Página 244 - State, and the works and machinery belonging thereto at all reasonable times, by night or day, but so as not to unnecessarily obstruct or impede the working of the mine, and the owner or agent of such mine is hereby required to furnish the means necessary for such entry and inspection; of which inspection the inspector shall make a record...