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US4358506A
Expired / Lapsed
US
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Metal and carbon composites thereof
Assignee: KBK FINANCIAL INC
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Filing: 1980-10-24
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Granted: 1982-11-09
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Expires: 2000-10-24
Abstract
Abstract As an article for manufacture, a tin, lead, indium, alloys of each with a carbide or carbonyl former in an admixture for forming said tin, lead and indium, wettable graphite composites which will not dewet upon heating; methods for preparing the composites of various shapes, layers, coatings, and sandwiches, of alloys, preforms and metal-graphite etc, structures are also disclosed.
Inventors
- 👤 Josef Intrater
- 👤 Gene Bertoldo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:36
CPC Classifications
C; C04; C04B; C04B41/00; C04B41/009; C04B37/00; C04B37/003; C04B37/006; C04B41/45; C04B41/50; C04B41/51; C04B41/80; C04B41/81; C04B41/85; C04B41/88; C22; C22C; C22C13/00; C23; C23C; C23C26/00; C23C26/02; C04B2237/00; C04B2237/02; C04B2237/12; C04B2237/126; C04B2237/127; C04B2237/30; C04B2237/32; C04B2237/36; C04B2237/363; C04B2237/50; C04B2237/60; C04B2237/72; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12535; Y10T428/12625; Y10T428/12708; Y10T428/12715; Y10T428/30
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
119 words
A composite comprised of at least the following component parts of: (a) tin, lead, indium, a tin alloy, a lead alloy or an indium alloy in an amount from 60% to 99%, in combination with and, as a balance thereof, a metal which is a carbide or carbonyl former; and (b) a carbon or a silicon structure, wherein a bond between said components (a) and (b) is highly adherent and substantially void free, non-dewettable upon heat cycling, component (a) forms with a zero or negative angle of contact on component (b), an electrical resistance increase is substantially zero after the bond formation between components (a) and (b), and component (a) is capable of covering an entire surface of (b).
Claim 2
Dependent Claim
119 words
A composite comprised of at least the following component parts of: (a) tin, lead, indium, a tin alloy, a lead alloy or an indium alloy in an amount from 60% to 99%, in combination with and, as a balance thereof, a metal which is a carbide or carbonyl former; and (b) a carbon or a silicon structure, wherein a bond between said components (a) and (b) is highly adherent and substantially void free, non-dewettable upon heat cycling, component (a) forms with a zero or negative angle of contact on component (b), an electrical resistance increase is substantially zero after the bond formation between components (a) and (b), and component (a) is capable of covering an entire surface of (b).
Claim 3
Dependent Claim
29 words
The composite as defined in claim 1, wherein the carbide or carbonyl former is chromium, titanium, hafnium, zirconium, cobalt, iron, nickel, vanadium, niobium, tantalum, tungsten, molybdenum or mixtures thereof.
Claim 4
Dependent Claim
12 words
The composite as defined in claim 1, wherein component (b) is graphite.
Claim 5
Dependent Claim
16 words
The composite as defined in claim 1, wherein component (a) includes, as a carbide former, chromium.
Claim 6
Dependent Claim
14 words
The composite as defined in claim 1, wherein component part (a) is of tin.
Claim 7
Dependent Claim
39 words
The composite as defined in claim 5 wherein component (a) is tin with chromium, component (b) is graphite, component (c) is copper, and a composite comprises of components in an order as follows: (b), (a), (c), (a), and (b).
Claim 8
Dependent Claim
13 words
The composite as defined in claim 1 wherein the carbide former is vanadium.
Claim 9
Dependent Claim
13 words
The composite as defined in claim 1 wherein said (a) component is lead.
Claim 10
Dependent Claim
13 words
The composite as defined in claim 1 wherein said (a) component is indium.
Claim 11
Dependent Claim
21 words
The composite as defined in claim 1 wherein the carbide or carbonyl former is chromium, titanium, zirconium, vanadium, tungsten or molybdenum.
Claim 12
Dependent Claim
151 words
A sandwich composite comprised of at least component parts of: (a) tin, lead, indium, a tin alloy, a lead alloy or an indium alloy, in an amount from 60% to 99%, in combination with and, as a balance thereof, a metal which is a carbide or carbonyl former; (b) a carbon or a silicon structure, and (c) as an overlay on (a) at least one layer of: (i) a carbon structure, a silicon structure or (ii) a metal alloyable with said component (a), wherein a bond between said components (a), (b) and (c) is highly adherent and substantially void free, non-dewettable upon heat cycling, component (a) is capable of covering an entire surface of (b), component (a) forms with a zero or negative angle of contact on component (a) or with component (c) and an electrical resistance increase is substantially zero after the bond formation between components (a), (b) and (c).
Claim 13
Dependent Claim
151 words
A sandwich composite comprised of at least component parts of: (a) tin, lead, indium, a tin alloy, a lead alloy or an indium alloy, in an amount from 60% to 99%, in combination with and, as a balance thereof, a metal which is a carbide or carbonyl former; (b) a carbon or a silicon structure, and (c) as an overlay on (a) at least one layer of: (i) a carbon structure, a silicon structure or (ii) a metal alloyable with said component (a), wherein a bond between said components (a), (b) and (c) is highly adherent and substantially void free, non-dewettable upon heat cycling, component (a) is capable of covering an entire surface of (b), component (a) forms with a zero or negative angle of contact on component (a) or with component (c) and an electrical resistance increase is substantially zero after the bond formation between components (a), (b) and (c).
Claim 14
Dependent Claim
27 words
The composite as defined in claim 11 wherein component (c) is copper, component (b) is graphite and between components (b) and (c) is tin-chromium as component (a).
Claim 15
Dependent Claim
12 words
The composite as defined in claim 11 wherein component (c) is graphite.
Claim 16
Dependent Claim
12 words
The composite as defined in claim 11 wherein component (c) is silica.
Claim 17
Dependent Claim
18 words
The composite as defined in claim 11 wherein component (b) is graphite and component (c) is a carbon.
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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) | 1985-11-08 | 1986-05-10 | 1986-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-11-08 | 1990-05-10 | 1990-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-11-08 | 1994-05-10 | 1994-11-09 | $7700.00 | Window Closed / Lapsed |