US3437526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sintered nickel boride electrode and fuel cell therewith
Assignee: ABB Norden Holding AB
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Filing: 1963-08-23
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Granted: 1969-04-08
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Expires: 1983-08-23
Abstract
No abstract record available.
Inventors
- 👤 Ingemar Lindholm
- 👤 Bo Mueller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:35
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/86; H01M4/88; H01M4/8878; H01M4/8882; H01M4/8885; H01M4/8803; H01M4/8807; H01M4/8825; H01M4/8846; H01M2004/8678; H01M2004/8684; H01M2300/00; H01M2300/0002; H01M2300/0014; H01M2300/0017; H01M2300/0065; H01M2300/0082; H01M4/8647; H01M4/8652; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
99 words
A FUEL CELL HAVING ELECTRODES IN CONTACT WITH AN ELECTROLYTE, AT LEAST ONE OF SAID ELECTRODES BEING FORMED OF A BODY MATERIAL HAVING PORES THEREIN AND PERMEABLE TO GAS, SAID BODY MATERIAL CONSISTING ESSENTIALLY OF A MATERIAL PRODUCED BY ADMIXING GRAINS OF NICKEL BORIDE WITH GRAINS OF A CARRIER MATERIAL CONSISTING ESSENTIALLY OF AT LEAST ONE SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF IRON, NICKEL, COBALT CARBON, TUNGSTEN, AND MOLYBDENUM; FORMING THE RESULTING MIXTURE INTO A BODY AND SINTERING SAID BODY, THE AMOUNT OF NICKEL BORIDE BEING FROM 2 PERCENT TO 40 PERCENT BY WEIGHT OF SAID BODY MATERIAL.
Claim 2
Dependent Claim
99 words
A FUEL CELL HAVING ELECTRODES IN CONTACT WITH AN ELECTROLYTE, AT LEAST ONE OF SAID ELECTRODES BEING FORMED OF A BODY MATERIAL HAVING PORES THEREIN AND PERMEABLE TO GAS, SAID BODY MATERIAL CONSISTING ESSENTIALLY OF A MATERIAL PRODUCED BY ADMIXING GRAINS OF NICKEL BORIDE WITH GRAINS OF A CARRIER MATERIAL CONSISTING ESSENTIALLY OF AT LEAST ONE SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF IRON, NICKEL, COBALT CARBON, TUNGSTEN, AND MOLYBDENUM; FORMING THE RESULTING MIXTURE INTO A BODY AND SINTERING SAID BODY, THE AMOUNT OF NICKEL BORIDE BEING FROM 2 PERCENT TO 40 PERCENT BY WEIGHT OF SAID BODY MATERIAL.
Claim 3
Dependent Claim
83 words
ELECTRODE MATERIAL COMPRISING A BODY MATERIAL HAVING PORES THEREIN AND PERMEABLE TO GAS, SAID BODY MATERIAL CONSISTING ESSENTIALLY OF A MATERIAL PRODUCED BY ADMIXING GRAINS OF NICKEL BORIDE WITH GRAINS OF A CARRIER MATERIAL CONSISTING ESSENTIALLY OF AT LEAST ONE SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF IRON, NICKEL, COBALT, CARBON, TUNGSTEN, AND MOLYBDENUM; FORMING THE RESULTING MIXTURE INTO A BODY AND SINTERING SAID BODY, THE AMOUNT OF NICKEL BORIDE BEING FROM 2 PERCENT TO 40 PERCENT BY WEIGHT OF SAID BODY MATERIAL.
Claim 4
Dependent Claim
83 words
ELECTRODE MATERIAL COMPRISING A BODY MATERIAL HAVING PORES THEREIN AND PERMEABLE TO GAS, SAID BODY MATERIAL CONSISTING ESSENTIALLY OF A MATERIAL PRODUCED BY ADMIXING GRAINS OF NICKEL BORIDE WITH GRAINS OF A CARRIER MATERIAL CONSISTING ESSENTIALLY OF AT LEAST ONE SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF IRON, NICKEL, COBALT, CARBON, TUNGSTEN, AND MOLYBDENUM; FORMING THE RESULTING MIXTURE INTO A BODY AND SINTERING SAID BODY, THE AMOUNT OF NICKEL BORIDE BEING FROM 2 PERCENT TO 40 PERCENT BY WEIGHT OF SAID BODY MATERIAL.
Claim 5
Dependent Claim
94 words
ELECTRODE MATERIAL COMPRISING A BODY MATERIAL HAVING PORES THEREIN AND PERMEABLE TO GAS, SAID BODY MATERIAL CONSISTING ESSENTIALLY OF A MATERIAL PRODUCED BY ADMIXING GRAINS OF NICKEL BORIDE WITH GRAINS OF A CARRIER MATERIAL CONSISTING ESSENTIALLY OF AT LEAST ONE SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF IRON, NICKEL, COBALT, CARBON, TUNGSTEN, AND MOLYBDENUM; FORMING THE RESULTING MIXTURE INTO A BODY AND SINTERING SAID BODY, THE AMOUNT OF NICKEL BORIDE BEING AT LEAST 2 PERCENT BY WEIGHT OF SAID BODY MATERIAL, THE SINTERING BEING CARRIED OUT AT A TEMPERATURE OF AT LEAST ABOUT 500*C.
Claim 6
Dependent Claim
94 words
ELECTRODE MATERIAL COMPRISING A BODY MATERIAL HAVING PORES THEREIN AND PERMEABLE TO GAS, SAID BODY MATERIAL CONSISTING ESSENTIALLY OF A MATERIAL PRODUCED BY ADMIXING GRAINS OF NICKEL BORIDE WITH GRAINS OF A CARRIER MATERIAL CONSISTING ESSENTIALLY OF AT LEAST ONE SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF IRON, NICKEL, COBALT, CARBON, TUNGSTEN, AND MOLYBDENUM; FORMING THE RESULTING MIXTURE INTO A BODY AND SINTERING SAID BODY, THE AMOUNT OF NICKEL BORIDE BEING AT LEAST 2 PERCENT BY WEIGHT OF SAID BODY MATERIAL, THE SINTERING BEING CARRIED OUT AT A TEMPERATURE OF AT LEAST ABOUT 500*C.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |