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

Energy process in methanol synthesis

Patent 4309359 Issued on January 5, 1982. Estimated Expiration Date: Icon_subject January 5, 1999. 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

3469944

3480417

3501516

3598527

Concurrent production of methanol and synthetic natural gas Patent #: 3993457
Issued on: 11/23/1976
Inventor: Cahn ,   et al.

Inventor

Assignee

Application

No. 05/860311 filed on 12/12/1977

US Classes:

518/705, TREATMENT OF FEED OR RECYCLE STREAM252/373, Carbon-oxide and hydrogen containing429/16, Fused or molten electrolyte429/17, Generating, regenerating or recycling reactant48/197R, PROCESSES48/214A, Catalytic processes48/214R, Oil and steam injected518/715, GROUP VIII METAL CONTAINING CATALYST UTILIZED FOR THE FISCHER-TROPSCH REACTION (I.E., FE, CO, NI, RU, RH, PD, OS, IR, OR PT)518/728, MISCELLANEOUS60/205By chemical reaction

Examiners

Primary: Mars, Howard T.

Attorney, Agent or Firm

International Classes

C01C 1/00 (20060101)
C07C 29/151 (20060101)
C07C 29/00 (20060101)
C07C 5/00 (20060101)
C07C 5/32 (20060101)
C07C 45/00 (20060101)
H01M 8/06 (20060101)
C01C 1/04 (20060101)

Foreign Application Priority Data

1976-12-15 GB

Abstract

In a process in which, after product recovery, an off-gas containing hydrogen and/or carbon monoxide is produced, energy economy is improved by reacting the off-gas in a fuel cell. The resulting electricity is preferably used for driving small machines in the process. The process is especially useful for producing methanol from natural gas feedstock and then includes the steps of methanating the off-gas and letting it down in an engine before passing it to a fuel cell.

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