Which is generally quite ofF in 12 hours more ; a few loose stones are then laid on the top of the chimney, and closely covered up with a thick bed of sand or earth. All connexion with the atmosphere is now cut off, and in this situation the whole remains... The Emporium of Arts & Sciences - Page 112edited by - 1815Full view - About this book
| Samuel Parkes - Chemistry - 1814 - 584 pages
...such a height, that they find it necessary to check the influx of atmospheric air : the door- wayis therefore now plastered up with a mixture of wet soil...coaks are raked out into wheelbarrows, to be carted away. The 'whole takes up 48 hours ; and as soon as the coaks are removed, the ovens are again filled... | |
| Samuel Parkes - Chemistry - 1816 - 584 pages
...air : the door-way is therefore now plastered up with a mixture of wet soil and sand, except the lop row of bricks, which is left unplastered all night....the atmosphere is now cut off, and in this situation thr whole remains for 12 hours, to complete the operation. The door-way is then opened, and the cokes... | |
| Arthur Jewitt - 1817 - 592 pages
...on the top of the chimney, and closely covered up with a thick bed of sand or earth. All connection with the atmosphere is now cut off, and in this situation...the operation. The door-way is then opened, and the cokes are raked ont into wheel-barrows, to be carted away, The whole takes up 48 hours; anda« soon... | |
| Samuel Parkes - Chemistry - 1818 - 616 pages
...(when the charge has been in 24 hours) this is completely closed also ; but the chimney remains1 opt n till the flame is gone, which is generally quite off...opened, and the coaks are raked out into wheel-barrows, or low waggons, to be carted away. The whole takes up 48 hours; and as soon as the coaks are removed,... | |
| Alexander Jamleson - 1821 - 456 pages
...in 12 hours more; a few loose stones are then laid on the top of the chimney, and closely covered qp with a thick bed of sand or earth. All connexion with...the operation. The door-way is then opened, and the coke is raked out into wheelbarrows, to be carted; away. The whole takes up 48 hours; and as soon as... | |
| John Holland - Ironwork - 1831 - 364 pages
...then laid over the aperture, and closely covered up with a thick bed of sand or earth. All connection with the atmosphere is now cut off, and in this situation the whole remains for twelve hours to complete the operation. The doorway is then opened, and the cokes are raked into iron... | |
| Luke Hebert - Industrial arts - 1835 - 816 pages
...which is generally quite off in twelve hours more. A few loose stones are then laid over the aperture, and closely covered up with a thick bed of sand or...off*, and in this situation the whole remains for twelve hours to complete the operation. The doorway is then opened, and the cokes are raked into iron... | |
| John Holland - Coal - 1835 - 516 pages
...hours more : this aperture is then covered with a few loose stones, upon which is heaped a quantity of sand or earth. All connexion with the atmosphere is now cut off, and in this condition the whole remains for twelve hours more, to complete the operation. The door-way in front... | |
| John Holland - Coal - 1835 - 514 pages
...hours more : this aperture is then covered with a few loose stones, upon which is heaped a quantity of sand or earth. All connexion with the atmosphere is now cut off, and in this condition the whole remains for twelve hours more, to complete the operation. The door-way in front... | |
| Luke Hebert - Industrial arts - 1849 - 850 pages
...aperture, and closely covered up with a thick bed of sand or earth. All connexion with the tumosphere is now cut off, and in this situation the whole remains for twelve hours to complete the operation. The doorway is then opened, and the cokes are raked into iron... | |
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