A complex combination of hydrocarbons obtained by subjecting a petroleum naphtha to a sweetening process to convert mercaptans or to remove acidic impurities.
[A complex combination of hydrocarbons obtained by subjecting a petroleum naphtha to a sweetening process to convert mercaptans or to remove acidic impurities.
[A complex combination of hydrocarbons obtained by subjecting a catalytic cracked petroleum distillate to a sweetening process to convert mercaptans or to remove acidic impurities.
[A complex combination of hydrocarbons obtained by subjecting naphtha from a catalytic cracking process to a sweetening process to convert mercaptans or to remove acidic impurities.
A complex combination of hydrocarbons obtained by subjecting liquefied petroleum gas mix to a sweetening process to convert mercaptans or to remove acidic impurities.
A method of softening water, comprising the steps of increasing the iron concentration of the water, and then softening the water using a magnetic or alternating current electrical water softening device.
A method for rounding corners in a trench is provided.
A high-efficiency water-softening process is disclosed.
This invention relates to a method of water-softening using a water-softening product and products useful in such methods.
This invention relates to a method of water-softening using a water-softening product and products useful in such methods.
This invention relates to a method of softening water and/or in which the deposition of hard water scale is inhibited.
The invention also relates to a method for softening water for a water-conducting household appliance.
The present invention also relates to a method of controllable water softening with an internal recycling mode.
This invention relates to a method of softening water and/or in which the deposition of hard water scale is inhibited.
This invention relates to a method of softening water and/or in which the deposition of hard water scale is inhibited.
In particular, an apparatus and method for softening water without the addition of ions the wastewater stream is disclosed.
This invention relates to a method of softening water and/or in which the deposition of hard water scale is inhibited.
The invention describes such products and processes wherein a change to the product occurs during l0 the water-softening process.
A decalcification plant for the beet sugar factory allowing an effluent-free softening process,
The invention relates to a water softening method in which an inhibitor is added to the water in order to delay precipitation of a hardening constituent.
Requêtes fréquentes français :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
Requêtes fréquentes anglais :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
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