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Page "Bioleaching" ¶ 34
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economical and process
This process made the economical manufacture of gears questionable until some way could be found to permit the repeated re-sharpening of gear tooth cutters without the loss of the precision form.
The particular pattern of the labor division within a certain society is a dynamic process and determined by its specific economical and cultural characteristics.
It was one of the few films that Republic filmed in Technicolor ; most of the studio's other color films were made in a more economical process known as Trucolor.
To the planners, concrete was a silver bullet for the construction process – it was economical, and ' was vaunted as being long-lasting, if not indestructible '.
While the process resulted in an extremely economical, quick and inexpensive product ( thus making it ideal for television ), it had a fatal flaw that prevented it from being taken seriously: the process involved inserting the moving lips of the voice actor over a still frame of a character's mouth.
This process has generally been supplanted by the electroplating of gold over a nickel substrate, which is more economical and less dangerous.
Tumbling is an economical finishing process because large batches of parts can be run with little or no supervision by the operator.
Among his many inventions was a reversing rolling mill with two steam cylinders that made the process much more economical.
The simpler and somewhat more economical alternative was the Joly Screen process.
This process, known as Toner Reclaim, is much more economical but can possibly lead to a reduced overall toner efficiency through a process known as ' toner polluting ' whereby concentration levels of toner / developer having poor electrostatic properties are permitted to build up in the developer unit, reducing the overall efficiency of the toner in the system.
One of his notable early scientific discoveries was the development of an economical process for the manufacture of calcium carbide.
* Another process is CTCP ( computer to conventional plate ) system wherein you can expose conventional offset plates, which is very economical.
The new process proved more economical and less polluting than the Leblanc method, and its use spread.
It is the turbine-generator conversion process that is by far most economical and consequently most common in the industry today.
Above all, the process had to be economical enough to make its widespread commercial use practical.
Almost all biodiesel is produced from virgin vegetable oils using the base-catalyzed technique as it is the most economical process for treating virgin vegetable oils, requiring only low temperatures and pressures and producing over 98 % conversion yield ( provided the starting oil is low in moisture and free fatty acids ).
The process is economical and, for heating the pipe, thermal efficiency ranges from 60-80 %.
Only the proletariat can understand that the so-called " eternal laws of economics " are in fact nothing more than the historical form taken by the social and economical process in a capitalist society.
The cost of this metal, however, started to rise too and eventually, around 1930 the process was abandoned in favor of more economical processes.
The MAT-49 used a machine stamping process which allowed the economical production of large numbers of submachine guns, then urgently required by the French Government for use by Army, French Foreign Legion as well as airborne and colonial forces.
However, the process of separating it from graphite, where it occurs naturally, will require some technological development before it is economical enough to be used in industrial processes, though this may be changing soon.
This process is good for large production runs at economical cost, but produces geometric shapes with less strength than other moulding processes and has poor dimensional tolerance.

economical and is
In any event, whether society may have cancer, or merely a virus infection, the `` disease '', we shall find, is political, economical, social, and even medical.
It is reasonably economical for the state to have drivers garage state cars at their homes.
Based on this figure and considering depreciation costs of vehicles, pool personnel have determined that travel in excess of 10,000 miles annually is more economical by state car than by payment of allowances for use of personally-owned vehicles.
But there's no denying that the easiest and most economical way to get year-'round whole-house air conditioning is when you build.
Now, the machine has been improved to a point where it is generally more economical than oil heat at temperatures down to 15 degrees.
Acreage in excess of the minimum is good practice as recreation areas are never too large for the future and it is often more economical to operate one large area than several small ones.
Which is more economical for your plant -- a vacation shutdown or spaced vacations that require extra employees for vacation fill-ins??
They come prepared for family fun because Americans in ever-growing numbers are learning that here is the way to a fine economical vacation that becomes a family experience of lasting importance.
Thermoforming the laminate and then sanding away the top layer is a quick and economical way to produce a two-color sign.
Finish your plumbing before you frame it in ( most economical framing is a thin non-bearing partition on either side of the pipes ).
Leasing a car is not as common or as popular as renting a car in Europe, but for long periods it will be unquestionably more economical and satisfactory.
This family has a remarkable ecological and economical importance, and is present from the polar regions to the tropics, colonizing all available habitats.
The Mayan Palace course was designed by Pedro Guericia and an economical course called the Club de Golf Acapulco is near the convention center.
In regions with sufficient rainfall, it is often more economical to design a building to use rain, with supplementary water deliveries in a drought.
A grid-based building is less autonomous, but more economical and sustainable with fewer lifestyle sacrifices.
This is called economical adaptation.
A truss bridge is economical to construct owing to its efficient use of materials.
* economical: bioleaching is in general simpler and, therefore, cheaper to operate and maintain than traditional processes, since fewer specialists are needed to operate complex chemical plants.
At the current time, it is more economical to smelt copper ore rather than to use bioleaching, since the concentration of copper in its ore is in general quite high.
The soft mud method is the most common, as it is the most economical.
Also, since a DBMS is complex and expensive to build and maintain, it is not economical to build such a new tool ( DBMS ) for every application.

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