Essays on Hydraulic and Common Mortars and on Limeburning1838 - 256 pàgines |
Des de l'interior del llibre
Resultats 1 - 5 de 29.
Pàgina 10
... and homogenous , the proper quantity of sand is thrown in by the shovel , without arresting the movement ; in about 20 or 25 minutes the mortar is made . With this machine 12 batches of 3 cubic metres each ( 12 × 3 × 35.34 equals 10.
... and homogenous , the proper quantity of sand is thrown in by the shovel , without arresting the movement ; in about 20 or 25 minutes the mortar is made . With this machine 12 batches of 3 cubic metres each ( 12 × 3 × 35.34 equals 10.
Pàgina 48
... minutes elapses before slaking begins . One part of quick lime gave 1.30 of paste . I do not know the degree of resistance that mortars made of this lime would give ; but I made the following experiment with it : I took a portion which ...
... minutes elapses before slaking begins . One part of quick lime gave 1.30 of paste . I do not know the degree of resistance that mortars made of this lime would give ; but I made the following experiment with it : I took a portion which ...
Pàgina 52
... minute division of the lime : but I think that the slaked lime exposed to the air , absorbing much oxygen , as I have shown in page 31 , is capable , in this state of oxidation , of com- bining better with the clay which is mixed with ...
... minute division of the lime : but I think that the slaked lime exposed to the air , absorbing much oxygen , as I have shown in page 31 , is capable , in this state of oxidation , of com- bining better with the clay which is mixed with ...
Pàgina 65
... minutes , on metallic plates heated to an obscure ( brun ) red . The truth is , that practice has not yet fully matured the process , and it is proba- ble that full success requires the contrivance of a mode of calcination more ...
... minutes , on metallic plates heated to an obscure ( brun ) red . The truth is , that practice has not yet fully matured the process , and it is proba- ble that full success requires the contrivance of a mode of calcination more ...
Pàgina 86
... minutes ' torrefaction : if it were other- wise , slightly burned bricks would furnish excellent puzzalonas , which is far from being the case , and several essays made with pounded bricks , burnt with various degrees of intensity ...
... minutes ' torrefaction : if it were other- wise , slightly burned bricks would furnish excellent puzzalonas , which is far from being the case , and several essays made with pounded bricks , burnt with various degrees of intensity ...
Frases i termes més freqüents
air-slaked alumine arenes artificial hydraulic lime ascertain burned calcareous calcined carbonic acid colour common lime concrete construction cubic earth Engineer experiments of Table exposed fat lime Fort Adams gave give gneiss hardening in water hardness Holsheim clay hydrate hydraulic cement hydraulic lime hydraulic mortar hydraulic pastes hydraulic property immersed inches induration kiln less lime and sand lime in paste lime measured lime slaked limestone little water magnesia marl masonry measured in paste mixed mixture mode months mortar composed Oberbronn Obernai lime Observations obtained ochreous oxide of iron pipe clay placed plastic cements plates portion potash prisms proportions pulverized put in water puzzalona puzzolana quantity of sand quantity of water quick lime reburnt with 2-10 resistance reverberatory furnace reworked sand and trass Sand Same lime Senonches silex slaked lime slaked to powder soda Strasburg substance tenacity tion Treatise trials Vicat vitrification vols volume weight
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