Adsorbent capable of adsorbing radioactive antimony, radioactive iodine and radioactive ruthenium found to be effective in treating radioactive waste (new invention from EBARA CORPORATION 01/04/2022)

Overview

What is this invention?

Adsorbent for radioactive antimony, radioactive iodine and radioactive ruthenium, and treatment method of radioactive waste water using the adsorbent

The adsorbent described in this article is a great tool for the treatment of radioactive waste water. It can be used to Adsorb radioactive antimony, radioactive iodine and radioactive ruthenium from the water, making it safe to dump into the environment. The adsorbent can also be packed at a height of 10 cm or more and 300 cm or less of an adsorption column, allowing for quick and efficient absorption of these elements by the material. This makes it a great choice for applications that need high absorbency rates (like hospitals) as well as low space velocities (like nuclear power plants).

The adsorbent is capable of adsorbing radioactive antimony, iodine and ruthenium. The treatment method involves passing the radioactive waste water containing these elements through an adsorption column packed with the adsorbent. This will allow them to be absorbed onto the surface of the Adsorbent, where they can then be safely stored or disposed of as needed.

What are some key features of the invention?

  • Adsorbent

  • Treatment method

  • Radioactive waste water

  • Adsorption column

  • Linear velocity (LV)

  • Space velocity (SV)

What are some similar inventions on the market?

There are a few similar products on the market that could be used in conjunction with this adsorbent. These include activated carbon and zeolites. Activated carbon is often used as an adsorbent for waste water because it can absorb a wide variety of chemicals, while zeolites have been shown to be very effective at absorbing various types of pollutants.

How could this be used?

The adsorbent described in this text has many potential uses, including the removal of radioactive elements from waste water. The adsorbent is capable of adsorbing radioactive antimony, radioactive iodine and radioactive ruthenium at a high rate, meaning that it can be used to clean up spills or contaminated water sources quickly. Additionally, the size of the particles in the Adsorbent Granular form (1200 μm or less) makes it suitable for use in treatment methods that require low levels of radioactivity.

What are some things to look out for with this?

There are a few risks associated with using an adsorbent to treat radioactive waste water. The first is that the Adsorbent may not be effective at adsorbing all of the desired elements, leaving them in the wastewater stream unabsorbed. This could lead to increased radiation levels in the treated water, and possibly expose people or animals who come into contact with it to harmful levels of radiation. Additionally, if any of these unwanted elements were to make their way into the surrounding environment through accidental release, they could potentially do harm there as well.

What are the overall impressions of this invention?

The product is effective at removing pollutants from water, and it has a relatively low cost. However, there are other similar products available that may be more suitable for certain applications.

Final comment expressed in a poem (written by an A.I.)

This adsorbent's quite capable
Of adsorbing radioactive stuff
Like antimony, iodine and ruthenium
It's made from cerium(IV) hydroxide
And is packed in an Adsorption Column height-wise

Who owns this patent?

EBARA CORPORATION

Document Number: 11213799

USPTO Abstract > An adsorbent capable of adsorbing radioactive antimony, radioactive iodine and radioactive ruthenium, the adsorbent containing cerium(IV) hydroxide in a particle or granular form having a particle size of 250 μm or more and 1200 μm or less; and a treatment method of radioactive waste water containing radioactive antimony, radioactive iodine and radioactive ruthenium, the treatment method comprising passing the radioactive waste water containing radioactive antimony, radioactive iodine and radioactive ruthenium through an adsorption column packed with the adsorbent, to adsorb the radioactive antimony, radioactive iodine and radioactive ruthenium on the adsorbent, wherein the absorbent is packed to a height of 10 cm or more and 300 cm or less of the adsorption column, and wherein the radioactive waste water is passed through the adsorption column at a linear velocity (LV) of 1 m/h or more and 40 m/h or less and a space velocity (SV) of 200 h−1 or less.An adsorbent capable of adsorbing ra...
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