US3054660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of ammonia
Assignee: Cooper Bessemer Corp
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Filing: 1960-02-17
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Granted: 1962-09-18
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Expires: 1980-02-17
Abstract
No abstract record available.
Inventors
- 👤 William R Crooks
- 👤 Fullemann John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:22
CPC Classifications
C; C01; C01C; C01C1/00; C01C1/02; C01C1/04; C01C1/0405; C01C1/0417; C01C1/0447; F; F01; F01D; F01D15/00; F01D15/08; F01D25/00; F01D25/18; F01D25/22; F02; F02C; F02C7/00; F25; F25J; F25J1/00; F25J1/0002; F25J1/0012; F25J1/0017; F25J1/003; F25J1/0032; F25J1/0035; F25J1/004; F25J1/02; F25J1/0201; F25J1/0243; F25J1/0257; F25J1/0275; F25J1/0276; F25J1/0279; F25J1/0285; F25J1/0288; F25J2230/00; F25J2230/20; F25J2230/30; F25J2230/50; F25J2240/00; F25J2240/02; F25J2240/20; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/52; Y10; Y10S; Y10S62/00; Y10S62/902; Y10S62/91
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A METHOD OF MAKING AMMONIA BY SYNTHESIS OF ITS COMPONENT GASES WHICH COMPRISES COMPRESSED GASES RECIPROCATING COMPRESSOR, PASSING SAID COMPRESSED GASES THROUGH A CHAMBER CONTAINING A CATALYST, WHEREIN SOME OF SAID GASES COMBINED, WITHDRAWING FROM SAID CHAMBER THE COMBINED GASES IN THE FROMJ OF AMMONIA, REMOVING FROM SAID CHAMBER THE FRACTION OF COMPRESSES GASES THAT REMAIN UNCOMBINED. EXPANDING A PORTION OIF SAID UNCOMBINED, REMOVED GASES IN A TURBINE, UTILIZING PART OF THE ENERGY OF THE EXPANDED GASES TO DRIVE A CENTRIFUGAL COMPRESSOR, AND PASSING THE REMAINDER OF SAID UNCOMBINED, REMOVED GASES THROUGH SAID CENTRIFUGAL COMPRESSOR AND BACK INTO SAID CATALYST CHAMBER.
Claim 2
Independent Claim
101 words
A METHOD OF MAKING AMMONIA BY SYNTHESIS OF ITS COMPONENT GASES WHICH COMPRISES COMPRESSED GASES RECIPROCATING COMPRESSOR, PASSING SAID COMPRESSED GASES THROUGH A CHAMBER CONTAINING A CATALYST, WHEREIN SOME OF SAID GASES COMBINED, WITHDRAWING FROM SAID CHAMBER THE COMBINED GASES IN THE FROMJ OF AMMONIA, REMOVING FROM SAID CHAMBER THE FRACTION OF COMPRESSES GASES THAT REMAIN UNCOMBINED. EXPANDING A PORTION OIF SAID UNCOMBINED, REMOVED GASES IN A TURBINE, UTILIZING PART OF THE ENERGY OF THE EXPANDED GASES TO DRIVE A CENTRIFUGAL COMPRESSOR, AND PASSING THE REMAINDER OF SAID UNCOMBINED, REMOVED GASES THROUGH SAID CENTRIFUGAL COMPRESSOR AND BACK INTO SAID CATALYST CHAMBER.
References Cited (Backward Citations)
CA488100A
Cited
GB191328832A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-17 | 1966-03-19 | 1966-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-17 | 1970-03-19 | 1970-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-17 | 1974-03-19 | 1974-09-18 | $7700.00 | Window Closed / Lapsed |