U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Hydrogen storage system

Patent 4537761 Issued on August 27, 1985. Estimated Expiration Date: Icon_subject May 17, 2004. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Iron-titanium-mischmetal alloys for hydrogen storage
Patent #: 4079523
Issued on: 03/21/1978
Inventor: Sandrock

Process for storing of hydrogen and the use thereof, particularly in engines
Patent #: 4259110
Issued on: 03/31/1981
Inventor: Pezat ,   et al.

Titanium alloy composition and method for the storage of hydrogen
Patent #: 4278466
Issued on: 07/14/1981
Inventor: de Pous

Method of preparing titanium iron-containing material for hydrogen storage
Patent #: 4283226
Issued on: 08/11/1981
Inventor: van Mal ,   et al.

Granulating and activating metal to form metal hydride Patent #: 4300946
Issued on: 11/17/1981
Inventor: Simons

Inventors

Assignee

Application

No. 06/611343 filed on 05/17/1984

US Classes:

423/644, HYDROGEN OR COMPOUND THEREOF420/900, HYDROGEN STORAGE423/658.2By direct decomposition of binary compound; e.g., chemical storage, etc.

Examiners

Primary: Rutledge, L. Dewayne
Assistant: Brody, Christopher W.

Attorney, Agent or Firm

International Classes

C22C 23/00 (20060101)
C01B 3/00 (20060101)

Abstract

A metal composition, particularly magnesium or a magnesium alloy is activated for hydrogen storage by a plurality of activation cycles each comprising a step of hydriding the metal composition followed by a dehydriding step; in this way the metal composition is activated for reaction with hydrogen for hydrogen storage, more efficiently and in less time than with prior techniques.

Other References

  • Reilly et al., "The Reaction of Hydrogen with Alloys of Magnesium and Copper", Inor. Chem., vol. 6, No. 12, Dec. 1967, pp. 2220-2223
  • Reilly et al., "Hydrogen Storage in Metal Hydrides", Date Unknown
  • Reilly et al., "The Reaction of Hydrogen with Alloys of Magnesium and Nickel and the Formation of Mg2 NiH41 ", Inor. Chem., vol. 6, No. 12, Nov. '68, pp. 2254-2256
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