Patent US4214875A successfully refreshed from Google Patents.
US4214875A
Expired / Lapsed
US
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Coated coal piles
Assignee: Atlantic Research Corp
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Filing: 1978-07-31
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Granted: 1980-07-29
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Expires: 1998-07-31
Abstract
Abstract Coal pile coating compositions comprising a wax or wax and organic polymer binder and a major proportion of solid particulate organic filler. A process for coating the exposed surface(s) of coal piles with coating compositions comprising an organic binder comprising wax, pitch, asphalt, or tar or said materials including an organic polymer dispersed therein, plus a major proportion of a particulate organic filler. The coated coal piles produced thereby.
Inventors
- 👤 Robert V. Kromrey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:10
CPC Classifications
C; C09; C09D; C09D195/00; C08; C08K; C08K3/00; C08K3/02; C08K3/04; C08L; C08L23/00; C08L23/02; C08L91/00; C08L91/06; C08L95/00; C09D191/00; C09D191/06
Claims Analysis
Total Claims: 64
Claim 1
Independent Claim
85 words
A process for protecting coal piles comprising: applying a coating composition to surface of the pile exposed to atmosphere, said coating composition prior to said application being in at least semi-fluid state, being capable of solidifying after application of said coating, and being a substantially uniform mixture consisting essentially of a minor proportion of an orgainic binder, which is wax, tar, asphalt, pitch, or mixtures thereof, and a major proportion of a filler consisting essentially of particulate organic solid distributed substantially uniformly throughout said binder.
Claim 2
Dependent Claim
85 words
A process for protecting coal piles comprising: applying a coating composition to surface of the pile exposed to atmosphere, said coating composition prior to said application being in at least semi-fluid state, being capable of solidifying after application of said coating, and being a substantially uniform mixture consisting essentially of a minor proportion of an orgainic binder, which is wax, tar, asphalt, pitch, or mixtures thereof, and a major proportion of a filler consisting essentially of particulate organic solid distributed substantially uniformly throughout said binder.
Claim 3
Dependent Claim
17 words
The process of claim 1 wherein the binder includes a minor proportion of a synthetic organic polymer.
Claim 4
Dependent Claim
10 words
The process of claim 2 wherein the polymer is thermoplastic.
Claim 5
Dependent Claim
10 words
The process of claim 3 wherein the polymer is polyalkylene.
Claim 6
Dependent Claim
10 words
The process of claim 4 wherein the polymer is polyethylene.
Claim 7
Dependent Claim
10 words
The process of claim 1 wherein the binder is wax.
Claim 8
Dependent Claim
11 words
The process of claim 1 wherein the binder is paraffin wax.
Claim 9
Dependent Claim
11 words
The process of claim 2 wherein the binder is paraffin wax.
Claim 10
Dependent Claim
11 words
The process of claim 3 wherein the binder is paraffin wax.
Claim 11
Dependent Claim
11 words
The process of claim 4 wherein the binder is paraffin wax.
Claim 12
Dependent Claim
11 words
The process of claim 5 wherein the binder is paraffin wax.
Claim 13
Dependent Claim
11 words
The process of claim 1 wherein the filler is coal fines.
Claim 14
Dependent Claim
11 words
The process of claim 2 wherein the filler is coal fines.
Claim 15
Dependent Claim
11 words
The process of claim 3 wherein the filler is coal fines.
Claim 16
Dependent Claim
11 words
The process of claim 4 wherein the filler is coal fines.
Claim 17
Dependent Claim
11 words
The process of claim 5 wherein the filler is coal fines.
Claim 18
Dependent Claim
11 words
The process of claim 6 wherein the filler is coal fines.
Claim 19
Dependent Claim
11 words
The process of claim 7 wherein the filler is coal fines.
Claim 20
Dependent Claim
11 words
The process of claim 8 wherein the filler is coal fines.
Claim 21
Dependent Claim
11 words
The process of claim 9 wherein the filler is coal fines.
Claim 22
Dependent Claim
11 words
The process of claim 10 wherein the filler is coal fines.
Claim 23
Dependent Claim
11 words
The process of claim 11 wherein the filler is coal fines.
Claim 24
Dependent Claim
63 words
A coal pile having surface exposed to atmosphere coated with a substantially continuous solid coating composition, said coating composition substantially entirely consisting essentially of a minor proportion of an organic binder, which is wax, tar, asphalt, pitch or mixtures thereof, and a major proportion of a filler comprising particulate organic solid, said major proportion of filler being substantially uniformly distributed throughout said binder
Claim 25
Dependent Claim
63 words
A coal pile having surface exposed to atmosphere coated with a substantially continuous solid coating composition, said coating composition substantially entirely consisting essentially of a minor proportion of an organic binder, which is wax, tar, asphalt, pitch or mixtures thereof, and a major proportion of a filler comprising particulate organic solid, said major proportion of filler being substantially uniformly distributed throughout said binder
Claim 26
Dependent Claim
17 words
The coal pile of claim 23 wherein the binder includes a minor proportion of an organic polymer.
Claim 27
Dependent Claim
11 words
The coal pile of claim 24 wherein the polymer is thermoplastic.
Claim 28
Dependent Claim
11 words
The coal pile of claim 25 wherein the polymer is polyalkylene.
Claim 29
Dependent Claim
11 words
The coal pile of claim 26 wherein the binder is polyethylene.
Claim 30
Dependent Claim
11 words
The coal pile of claim 23 wherein the binder is wax.
Claim 31
Dependent Claim
12 words
The coal pile of claim 23 wherein the binder is paraffin wax.
Claim 32
Dependent Claim
12 words
The coal pile of cliam 24 wherein the binder is paraffin wax.
Claim 33
Dependent Claim
12 words
The coal pile of cliam 24 wherein the binder is paraffin wax.
Claim 34
Dependent Claim
12 words
The coal pile of claim 25 wherein the binder is paraffin wax.
Claim 35
Dependent Claim
12 words
The coal pile of claim 26 wherein the binder is paraffin wax.
Claim 36
Dependent Claim
12 words
The coal pile of claim 27 wherein the binder is paraffin wax.
Claim 37
Dependent Claim
12 words
The coal pile of claim 23 wherein the filler is coal fines.
Claim 38
Dependent Claim
12 words
The coal pile of claim 24 wherein the filler is coal fines.
Claim 39
Dependent Claim
12 words
The coal pile of claim 25 wherein the filler is coal fines.
Claim 40
Dependent Claim
12 words
The coal pile of claim 26 wherein the filler is coal fines.
Claim 41
Dependent Claim
12 words
The coal pile of claim 27 wherein the filler is coal fines.
Claim 42
Dependent Claim
12 words
The coal pile of claim 28 wherein the filler is coal fines.
Claim 43
Dependent Claim
12 words
The coal pile of claim 29 wherein the filler is coal fines.
Claim 44
Dependent Claim
12 words
The coal pile of claim 30 wherein the filler is coal fines.
Claim 45
Dependent Claim
12 words
The coal pile of claim 31 wherein the filler is coal fines.
Claim 46
Dependent Claim
12 words
The coal pile of claim 32 wherein the filler is coal fines.
Claim 47
Dependent Claim
12 words
The coal pile of claim 33 wherein the filler is coal fines.
Claim 48
Dependent Claim
77 words
A self-contained integral composition consisting essentially of a substantially uniform mixture consisting essentially of a minor proportion of binder consisting essentially of wax and synthetic organic polymer, said polymer being in minor proportion in said binder, and a major proportion of coal fines, said major proportion of coal fines being substantially uniformly distributed throughtout said binder, said composition being particularly adapted for application to surface of a coal pile exposed to atmosphere to form a coating thereon.
Claim 49
Dependent Claim
77 words
A self-contained integral composition consisting essentially of a substantially uniform mixture consisting essentially of a minor proportion of binder consisting essentially of wax and synthetic organic polymer, said polymer being in minor proportion in said binder, and a major proportion of coal fines, said major proportion of coal fines being substantially uniformly distributed throughtout said binder, said composition being particularly adapted for application to surface of a coal pile exposed to atmosphere to form a coating thereon.
Claim 50
Dependent Claim
11 words
The composition of claim 45 wherein the wax is paraffin wax.
Claim 51
Dependent Claim
11 words
The composition of claim 46 wherein the wax is slack wax.
Claim 52
Dependent Claim
17 words
The composition of claim 46 wherein the wax is a mixture of slack wax and scale wax.
Claim 53
Dependent Claim
10 words
The composition of claim 45 wherein the polymer is thermoplastic.
Claim 54
Dependent Claim
10 words
The composition of claim 46 wherein the polymer is thermoplastic.
Claim 55
Dependent Claim
10 words
The composition of claim 47 wherein the polymer is thermosplastic.
Claim 56
Dependent Claim
10 words
The composition of claim 48 wherein the polymer is thermoplastic.
Claim 57
Dependent Claim
10 words
The composition of claim 49 wherein the polymer is polyalkylene.
Claim 58
Dependent Claim
10 words
The composition of claim 50 wherein the polymer is polyalkylene.
Claim 59
Dependent Claim
10 words
The composition of claim 51 wherein the polymer is polyalkylene.
Claim 60
Dependent Claim
10 words
The composition of claim 52 wherein the polymer is polyalkylene.
Claim 61
Dependent Claim
10 words
The composition of claim 53 wherein the polymer is polyethylene.
Claim 62
Dependent Claim
10 words
The composition of claim 54 wherein the polymer is polyethylene.
Claim 63
Dependent Claim
10 words
The composition of claim 55 wherein the polymer is polyethylene.
Claim 64
Dependent Claim
10 words
The composition of claim 56 wherein the polymer is polyethylene.
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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) | 1983-07-29 | 1984-01-28 | 1984-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-07-29 | 1988-01-28 | 1988-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-07-29 | 1992-01-28 | 1992-07-29 | $7700.00 | Window Closed / Lapsed |