US3016311A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High temperature coatings and bodies
Assignee: Union Carbide Corp
•
Filing: 1958-12-17
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Granted: 1962-01-09
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Expires: 1978-12-17
Abstract
No abstract record available.
Inventors
- 👤 Robert D Stackhouse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:54
CPC Classifications
C; C22; C22C; C22C32/00; C22C32/001; C22C32/0015; C22C32/0031; C04; C04B; C04B41/00; C04B41/45; C04B41/50; C04B41/51; C04B41/5133; C23; C23C; C23C4/00; C23C4/02; C23C4/04; C23C4/06; Y; Y02; Y02T; Y02T50/00; Y02T50/60; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12007; Y10T428/30
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
102 words
A METHOD OF MAKING A THERMAL SHOCK RESISTANT AND EROSION RESISTANT COATING COMPRISING IMPACTING THE SURFACE TO BE COATED WITH PARTICLES OF A COMPOSITION OF BETWEEN 5-60 WEIGHT PERCENT OF A REFRACTORY OXIDE AND THE REMAINDER TUNGSTEN BY PASSING THE COATING MATERIAL IN PARTICLE FORM THROUGH THE HOT GAS OF A WALL-STABILIZED ARC AND THEN IMPINGING THE SAME ON THE WORKPIECE AT A SUPERSONIC VELOCITY AND HIGH TEMPERATURE TO FORM A MECHANICAL BOND WITHOUT SUBSTANTIAL ALLOYING WITH SAID SURFACE, SUCCESSIVELY APPLYING HOT PARTICLES OF SAID COMPOSITION TO INTERFUSE AND COHESE WITH PREVIOUSLY APPLIED PARTICLES UNTIL A SUITABLE THICKNESS OF COATING IS FORMED.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-08 | 1965-07-10 | 1966-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-08 | 1969-07-10 | 1970-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-08 | 1973-07-10 | 1974-01-09 | $7700.00 | Window Closed / Lapsed |