US 7,431,151 B2
Hydrogen storage tank
Mitsuya Hosoe, Saitama (Japan); Izuru Kanoya, Iruma-gun (Japan); Ryogo Sakamoto, Wako (Japan); Terumi Furuta, Tokorozawa (Japan); and Hajime Goto, Fujimi (Japan)
Assigned to Honda Motor Co., Ltd., Tokyo (Japan)
Filed on Sep. 14, 2005, as Appl. No. 11/226,029.
Claims priority of application No. 2004-267104 (JP), filed on Sep. 14, 2004.
Prior Publication US 2006/0054022 A1, Mar. 16, 2006
Int. Cl. F17C 11/00 (2006.01); B01J 20/22 (2006.01)
U.S. Cl. 206—0.7  [502/526] 6 Claims
OG exemplary drawing
 
1. A hydrogen storage tank comprising a container accommodating a hydrogen adsorbent therein, wherein said hydrogen adsorbent adsorbs hydrogen gas and accommodates said hydrogen gas in a space other than a space occupied by said hydrogen adsorbent in said container, wherein
said hydrogen adsorbent is any one of [M2(4,4′-bipyridine)3(NO3)4] provided that M represents any one of Co, Ni, and Zn; [M2(1,4-benzenedicarboxylate anion)2] provided that M represents any one of Cu and Zn; and [Fe2(trans-4,4′-azopyridine)4(NCS)4]; and
said hydrogen adsorbent is capable of adsorbing said hydrogen gas of a volume exceeding an occupation volume of said hydrogen adsorbent and which has an amount of endothermic heat of not more than 16 kJ per mol of hydrogen molecules when said adsorbed hydrogen gas is released.