US3141324A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooling water test unit
Assignee: ChampionX LLC
•
Filing: 1960-07-19
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Granted: 1964-07-21
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Expires: 1980-07-19
Abstract
No abstract record available.
Inventors
- 👤 David B Boies
- 👤 Arthur J Freedman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:16
CPC Classifications
G; G01; G01N; G01N17/00; G01N17/008; G01N33/00; G01N33/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
APPARATUS FOR TESTING COOLING WATERS WHICH COMPRISES IN COMBINATION: A HEAT TRANSFER UNIT, SAID HEAT TRANSFER UNIT INCLUDING A METAL TUBE, HEATING MEANS FOR SAID METAL TUBE, AND A TRANSPARENT OUTER WALL, SAID METAL TUBE AND TRANSPARENT OUTER WALL DEFINING AN ANNULAR SPACE THROUGH WHICH WATER PASSES; CONDUIT MEANS FOR CONTINUOUSLY DELIVERING WATER FROM ANY GIVEN SOURCE TO SAID HEAT TRANSFER UNIT; A COUPON HOLDER, SAID COUPON HOLDER INCLUDING A CONDUIT THROUGH WHICH WATER PASSES, SAID COUPON HOLDER INCLUDING MEANS FOR MAINTAINING METAL COUPONS IN CONTACT WITH WATER PASSING THROUGH SAID CONDUIT OF SAID COUPON HOLDER; CONDUIT MEANS FOR CONTINUOUSLY DELIVERING WATER FROM SAID HEAT TRANSFER UNIT TO SAID COUPON HOLDER; AND HEAT SENSING MEANS FOR CONTROLLING THE OPERATION OF SAID HEAT TRANSFER UNIT.
Claim 2
Dependent Claim
124 words
APPARATUS FOR TESTING COOLING WATERS WHICH COMPRISES IN COMBINATION: A HEAT TRANSFER UNIT, SAID HEAT TRANSFER UNIT INCLUDING A METAL TUBE, HEATING MEANS FOR SAID METAL TUBE, AND A TRANSPARENT OUTER WALL, SAID METAL TUBE AND TRANSPARENT OUTER WALL DEFINING AN ANNULAR SPACE THROUGH WHICH WATER PASSES; CONDUIT MEANS FOR CONTINUOUSLY DELIVERING WATER FROM ANY GIVEN SOURCE TO SAID HEAT TRANSFER UNIT; A COUPON HOLDER, SAID COUPON HOLDER INCLUDING A CONDUIT THROUGH WHICH WATER PASSES, SAID COUPON HOLDER INCLUDING MEANS FOR MAINTAINING METAL COUPONS IN CONTACT WITH WATER PASSING THROUGH SAID CONDUIT OF SAID COUPON HOLDER; CONDUIT MEANS FOR CONTINUOUSLY DELIVERING WATER FROM SAID HEAT TRANSFER UNIT TO SAID COUPON HOLDER; AND HEAT SENSING MEANS FOR CONTROLLING THE OPERATION OF SAID HEAT TRANSFER UNIT.
References Cited (Backward Citations)
US2897060A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-21 | 1968-01-20 | 1968-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-21 | 1972-01-20 | 1972-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-21 | 1976-01-20 | 1976-07-21 | $7700.00 | Window Closed / Lapsed |