US3723165A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixed metal and high-temperature plastic flame spray powder and method of flame spraying same
Assignee: Applied Biosystems Inc
•
Filing: 1971-10-04
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Granted: 1973-03-27
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Expires: 1991-10-04
Abstract
Abstract The flame spraying of high temperature plastic powder as for example polyimides, polyamide-polyimides, polyester imides, or aromatic polyester high temperature plastics in admixture with a flame spray metal powder as for example aluminum alloy, nickel, copper, bronze, babbitt or stainless steel flame spray powder.
Inventors
- 👤 F Longo
- 👤 G Durmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:28
CPC Classifications
C; C23; C23C; C23C4/00; C23C4/04; B; B05; B05D; B05D1/00; B05D1/02; B05D1/08; B05D1/10; B05D2401/00; B05D2401/30; B05D2401/32; B05D2505/00; B05D2505/50; B05D2508/00; B05D2601/00; B05D2601/20; Y; Y10; Y10S; Y10S277/00; Y10S277/922; Y10S277/935; Y10S277/944; Y10S277/945; Y10S277/946
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
15 words
Process according to claim 1, in which the particles are heated in a plasma flame.
Claim 2
Dependent Claim
15 words
Process according to claim 1, in which said high temperature plastic is an aromatic polyester.
Claim 3
Dependent Claim
16 words
Process according to claim 3, in which said high temperature plastic is a poly (paraoxybenzoyl) ester.
Claim 4
Dependent Claim
14 words
Process according to claim 4, in which said metal powder is an aluminum powder.
Claim 5
Dependent Claim
22 words
Process according to claim 5, in which said aluminum powder is an aluminum silicon alloy containing about 5 to 30 percent silicon.
Claim 6
Dependent Claim
23 words
Process according to claim 1, in which said metal powder is present in an amount of about 40 to 80 percent by weight.
Claim 7
Dependent Claim
21 words
Process according to claim 7, in which said metal powder is present in an amount of about 60 percent by weight.
Claim 8
Dependent Claim
21 words
Process according to claim 1, in which said mixture is formed of individual composite particles containing both said plastic and metal.
Claim 9
Dependent Claim
66 words
A flame spray powder for use in the process according to Claim 1, comprising a mixture of a high temperature poly (paraoxybenzoyl) ester plastic having a particle size between about 100 mesh and 0.5 microns and 5 to 99 percent by weight of a flame spray metal powder having a melting point below about 3, 000*F and a particle size between 100 mesh and 0.5 microns.
Claim 10
Dependent Claim
44 words
A flame spray powder according to claim 10, in which said mixture is a simple blend of said plastic having a particle size between about 100 mesh and 5 microns and said metal having a particle size between about 100 mesh and 5 microns.
Claim 11
Dependent Claim
17 words
A flame spray powder according to claim 11, in which said metal powder is an aluminum powder.
Claim 12
Dependent Claim
25 words
A flame spray powder according to claim 12, in which said aluminum powder is an aluminum silicon alloy powder containing 5 to 30 percent silicon.
Claim 13
Dependent Claim
24 words
A flame spray powder according to claim 10, in which said mixture is formed of individual composite particles containing both said plastic and metal.
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) | 1976-03-26 | 1976-09-25 | 1977-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-26 | 1980-09-25 | 1981-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-26 | 1984-09-25 | 1985-03-27 | $7700.00 | Window Closed / Lapsed |