IP Library Granted Patent US 12660826
Granted Patent B1
US 12660826 · App. 17/473,944 · Granted Jun 23, 2026

Hydrogen nanobubbles infused water for industrial crop irrigation

Inventors: Rovshan Mahmudov (Newark, DE); Shu Fang (Newark, DE); Daniel Duarte (Newark, DE); Yan Zeng (Zhuan Qiao, CN)
Assignee: L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procéés Georges Claude
A01N59/00A01G22/00
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Quick Facts
Patent No.
US 12660826
App. No.
17/473,944
Granted
Jun 23, 2026
Kind
B1
Abstract

A method for irrigating a crop using a nanobubble hydrogen rich water to increase a concentration of tetrahydrocannabinol (THC) in the crop is disclosed.

Claims (16)

1 . A method for irrigation of a crop capable of producing tetrahydrocannabidiol (THC), the method comprising:

irrigating the crop with a nanobubble hydrogen rich water (HRW-nano),

whereby a concentration of THC in the crop increased as a result of irrigating with the HRW-nano, compared to irrigation with an irrigation water having the same composition except without added hydrogen (control irrigation),

wherein a concentration of dissolved hydrogen gas in the HRW-nano ranges from approximately 0.6 mg/L to approximately 1.00 mg/L.

2 . The method of claim 1 , further comprising the steps of

pumping a feed water to a nanobubble generator; and

injecting hydrogen gas into the nanobubble generator to form the hydrogen nanobubbles in water therein,

wherein a flow rate of the hydrogen gas and a flow rate of the feed water are controlled to achieve consistent average hydrogen nanobubble sizes.

3 . The method of claim 2 , wherein the consistent average hydrogen nanobubble sizes range, for the maximum diameter of linear cross length distance, from approximately 20 to approximately 1000 nm.

4 . The method of claim 1 , wherein the concentration of dissolved hydrogen gas in the HRW-nano is approximately 0.8 mg/L (or 0.8 ppm).

5 . The method of claim 1 , wherein the crops are plants of the Family Cannabaceae.

6 . The method of claim 1 , wherein the crops are plants of the Genus Cannabis L.

7 . The method of claim 6 , wherein the concentration of tetrahydrocannabinol (THC) is increased up to approximately 32% by irrigating with the HRW-nano compared to control irrigation.

8 . The method of claim 2 , wherein the nanobubble generator is a device capable of producing the hydrogen nanobubbles in water with an average hydrogen nanobubble size of approximately 20 to approximately 1000 nm.

9 . The method of claim 2 , wherein the consistent average hydrogen nanobubble sizes range, for the maximum diameter of linear cross length distance, less than approximately 200 nm.

10 . The method of claim 2 , wherein the nanobubble generator is a device capable of producing the hydrogen nanobubbles in water with an average hydrogen nanobubble size of less than approximately 200 nm.