US 11,986,796 B2
Method for enhancing volumetric capacity in gas storage and release systems
Billy-Paul M. Holbrook, Mount Pleasant, SC (US); Laurence H. Hiltzik, Charleston, SC (US); Robert W. Mims, Dorchester, SC (US); Rey P. Bongalonta, Goose Creek, SC (US); and Kenechukwu Onubogu, North Charleston, SC (US)
Assigned to INGEVITY SOUTH CAROLINA, LLC, North Charleston, SC (US)
Filed by INGEVITY SOUTH CAROLINA, LLC, North Charleston, SC (US)
Filed on Dec. 16, 2022, as Appl. No. 18/067,571.
Application 17/222,941 is a division of application No. 16/872,945, filed on May 12, 2020, granted, now 11,052,376, issued on Jul. 6, 2021.
Application 18/067,571 is a continuation of application No. 17/574,898, filed on Jan. 13, 2022, granted, now 11,571,680.
Application 17/574,898 is a continuation of application No. 17/222,941, filed on Apr. 5, 2021, granted, now 11,253,836, issued on Feb. 22, 2022.
Application 16/872,945 is a continuation of application No. 15/640,037, filed on Jun. 30, 2017, granted, now 10,688,467, issued on Jun. 23, 2020.
Claims priority of provisional application 62/464,955, filed on Feb. 28, 2017.
Claims priority of provisional application 62/357,613, filed on Jul. 1, 2016.
Prior Publication US 2023/0123753 A1, Apr. 20, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. B01J 20/20 (2006.01); B01J 20/28 (2006.01); B01J 20/30 (2006.01); F17C 11/00 (2006.01)
CPC B01J 20/20 (2013.01) [B01J 20/28011 (2013.01); B01J 20/28042 (2013.01); B01J 20/28083 (2013.01); B01J 20/3035 (2013.01); F17C 11/007 (2013.01); F17C 2201/0104 (2013.01); F17C 2201/0128 (2013.01); F17C 2221/033 (2013.01); F17C 2223/035 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A porous gas sorbent material comprising:
<about 100 cc/L volume in pores smaller than about 9 Å size;
>about 200 cc/L volume in pores about 9-27 Å size; and
>about 50 cc/L volume in pores about 27-490 Å size, wherein the material has a cumulative loss in reversible natural gas capacity of less than about 10% after 20 pressurization-depressurization cycles.