Examples of 'calcination step' in a sentence
Meaning of "calcination step"
calcination step - This phrase refers to a specific stage in a chemical process where a substance is heated to high temperatures to bring about thermal decomposition
How to use "calcination step" in a sentence
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calcination step
A calcination step is needed to decompose the double salt.
The last step of the process is a calcination step.
The calcination step is performed in the presence of oxygen.
The dried product is then subjected to a calcination step.
Calcination step under a controlled atmosphere of the thereby separated precipitate.
The catalysts thus prepared necessitate no subsequent calcination step.
The document discloses a calcination step before hot isostatic pressing.
These steps include a precipitation step and a calcination step.
The calcination step of this method consumes significant quantities of energy.
Thus catalyst thus prepared does not require a subsequent calcination step.
No calcination step ismentioned.
The recovered sodium bicarbonate can be reused in the calcination step.
This calcination step also destroys the extrusion aid if present.
This was followed by another drying and calcination step as described above.
The calcination step.
See also
The gel thus produced is subsequently subjected to a third drying and calcination step.
The ability to omit a calcination step is advantageous over prior art methods.
The extrudate can further be processed by drying the wet extrudate followed by a calcination step.
After a calcination step the zeolite crystals ar physically bound to the support.
However, the crushing is performed prior to the calcination step.
The calcination step is generally carried out in a rotating tube heated by an electric oven.
Finally, the preparation process can include a calcination step.
Such a calcination step may also be advantageous even where no organic binder is employed.
In the last case, this may include a calcination step.
Additionally, preferably the calcination step is performed for at least six hours.
The majority of technical aluminas involve, in their production process, a calcination step.
The structure is preserved after calcination step which allow the formation of TiO2 anatase.
Hence, it is foreseen that the solvent is present during the calcination step.
Alternatively, the process may include a calcination step prior to the ion exchange step.
Alternatively, the noble metal-containing particles are dried during the calcination step.
A calcination step is thus, for example, not necessary.
In the process according to the invention, no calcination step is required.
Suitably, the calcination step is carried out in an oxygen-containing atmosphere, preferably air.
Usually, such a deposit of an active phase is followed by a calcination step of the catalyst.
The method of claim 1 wherein calcination step ( c ) is performed in an oxygen-free atmosphere.
If green sand is reclaimed thermally, it undergoes a dramatic pH elevation during the calcination step.
Additional additives may be added during this additional calcination step and / or during this hydration step.
The dried product obtained, regardless of the method used, is then subjected to a calcination step.
A last calcination step has finally allowed the formation of luminescent YVO4:Eu/SiO2 spheres.
In order to achieve this level of strength, the calcination step can not be eliminated.
This setting reaction is a reversal of the above-described chemical reaction performed during the calcination step.
During the precipitation, aging, and / or calcination step the basic properties of the catalyst are established.
Instead, the zeolite beta product was hydronium ion-exchanged after the initial calcination step.
The epoxidation process of claim 1 wherein calcination step ( b ) is performed at a temperature of at least 500°C.
The solvent may be removed prior to, or during, a subsequent calcination step.
The X-ray diffraction pattern obtained after the calcination step is shown in Figure 1.
Typically large-pore materials, such as ferrierite, benefit from a calcination step.
A process, according to claim 14, wherein the material ITQ-36 undergoes a subsequent hydrothermal calcination step.
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Waste from calcination and hydration of lime
The pulverulent form is obtained directly by calcination
Wastes from calcination and hydration of lime
