US3868309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hot coke transfer system
Assignee: Raymond Kaiser Engineers Inc
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Filing: 1972-08-31
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Granted: 1975-02-25
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Expires: 1992-08-31
Abstract
Abstract A system for transferring hot coke includes novel apparatus for sealing a hopper of a hot coke transfer car. Also, collecting and scrubbing systems are provided to prevent the emission of fumes and particulate matter to the atmosphere during the period from coke pushing to coke quenching at a car dumping area.
Inventors
- 👤 John D Sustarsic
- 👤 Raymond C Kinzler
- 👤 William D Edgar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:49
CPC Classifications
C; C10; C10B; C10B39/00; C10B39/14; C10B33/00; C10B33/003
Claims Analysis
Total Claims: 18
Claim 1
Independent Claim
133 words
A system for receiving and transferring hot coke pushed from a coke oven comprising: a. a first vehicle that is movable along one side of said coke oven and that has a hopper thereon for receiving and holding said hot coke when pushed from a chamber of said coke oven, said hopper being lined with refractory material; b. a hood on said hopper having an opening through which said hot coke passes; c. a wire mesh screen that is movable into one position to close said opening in said hopper and that is movable into another position to open said hood; d. means for conducting gases arising from said coke away from said hopper; and e. a second vehicle couples to said first vehicle and supporting means for scrubbing and cleaning said gases.
Claim 2
Independent Claim
133 words
A system for receiving and transferring hot coke pushed from a coke oven comprising: a. a first vehicle that is movable along one side of said coke oven and that has a hopper thereon for receiving and holding said hot coke when pushed from a chamber of said coke oven, said hopper being lined with refractory material; b. a hood on said hopper having an opening through which said hot coke passes; c. a wire mesh screen that is movable into one position to close said opening in said hopper and that is movable into another position to open said hood; d. means for conducting gases arising from said coke away from said hopper; and e. a second vehicle couples to said first vehicle and supporting means for scrubbing and cleaning said gases.
Claim 3
Dependent Claim
54 words
The structure of claim 1 wherein: a. said means for opening and for closinG said hood includes: i. a power-driven reel on which said flexible element is supported when said hood is open, and ii. means for actuating said power-driven reel and moving said flexible element onto said hood and covering the opening therein.
Claim 4
Dependent Claim
31 words
The structure of claim 1 wherein: a. said power-driven reel cooperates with said wire mesh screen for moving it onto and off of said hood, thereby closing and opening said hood.
Claim 5
Independent Claim
272 words
A system for receiving and transferring hot coke pushed from a coke oven comprising: a. a first vehicle that is movable along one side of said coke oven, said vehicle including: i. a hopper for receiving and holding said hot coke, ii. a hood on said hopper having an opening covered by a movable flexible element through which said coke passes into said hopper, said element including a wire mesh screen that admits ambient air into said hood to replace gases exhausted therefrom; iii. means on said hopper for opening said hood to pass said coke therethrough and for closing said hood after said coke has passed into said hopper, including a reel which carries said wire mesh screen when said hood is opened, iv. power means for operating said reel whereby said wire mesh screen moves from said reel into a position closing said opening and from said position onto said reel thereby opening said opening; v. conduit means for conducting gases arising from said coke away from said hopper, and vi. means for dumping said coke from said hopper; b. a second vehicle connected to and movable with said first vehicle, said second vehicle including: i. a gas scrubber for receiving and cleaning said gases, ii. conduit means connected to the conduit means on said first vehicle and to said gas scrubber for conducting said gases thereinto, iii. means for exhausting said gases from said hopper through said conduit means and through said gas scrubber, and iv. power means for moving said second vehicle and said first vehicle; and c. means for cooling said gases after they leave said hopper.
Claim 6
Independent Claim
272 words
A system for receiving and transferring hot coke pushed from a coke oven comprising: a. a first vehicle that is movable along one side of said coke oven, said vehicle including: i. a hopper for receiving and holding said hot coke, ii. a hood on said hopper having an opening covered by a movable flexible element through which said coke passes into said hopper, said element including a wire mesh screen that admits ambient air into said hood to replace gases exhausted therefrom; iii. means on said hopper for opening said hood to pass said coke therethrough and for closing said hood after said coke has passed into said hopper, including a reel which carries said wire mesh screen when said hood is opened, iv. power means for operating said reel whereby said wire mesh screen moves from said reel into a position closing said opening and from said position onto said reel thereby opening said opening; v. conduit means for conducting gases arising from said coke away from said hopper, and vi. means for dumping said coke from said hopper; b. a second vehicle connected to and movable with said first vehicle, said second vehicle including: i. a gas scrubber for receiving and cleaning said gases, ii. conduit means connected to the conduit means on said first vehicle and to said gas scrubber for conducting said gases thereinto, iii. means for exhausting said gases from said hopper through said conduit means and through said gas scrubber, and iv. power means for moving said second vehicle and said first vehicle; and c. means for cooling said gases after they leave said hopper.
Claim 7
Dependent Claim
27 words
The system of claim 4 wherein: a. said means for exhausting said gases includes a fan mounted to said second vehicle and communicating with said conduit means.
Claim 8
Dependent Claim
21 words
The system of claim 4 wherein: a. said means for cooling said gases includes water sprays mounted in said conduit means.
Claim 9
Dependent Claim
34 words
The system of claim 6 including: a. a supply of water carried by one of said vehicles; and b. pump and conduit means for conveying said water from said supply to said water sprays.
Claim 10
Independent Claim
186 words
A system for receiving and transferring hot coke pushed from a coke oven comprising: a. a vehicle that is movable along one side of said coke oven, said vehicle including: i. a hopper having a refractory lining for receiving and holding said hot coke, ii. a hood on said hopper having an opening through which said coke passes, iii. a wire mesh screen coacting with said hood for opening and closing said opening, iv. means on the bottom of said hopper for dumping said hot coke, v. a powered reel on said hood which carries said wire mesh screen when said hood is opened, vi. means for carrying away from said hopper gases arising from hot coke pushed from said coke oven thereinto, vii. gas scrubber means movable along said one side of said coke oven that receives said gases carried away from said hopper, viii. an exhaust fan associated with said gas scrubber means for withdrawing said gases from said hopper and for pulling ambient air through said wire mesh screen into said hopper, and ix. means for cooling said gases outside of said hopper.
Claim 11
Independent Claim
186 words
A system for receiving and transferring hot coke pushed from a coke oven comprising: a. a vehicle that is movable along one side of said coke oven, said vehicle including: i. a hopper having a refractory lining for receiving and holding said hot coke, ii. a hood on said hopper having an opening through which said coke passes, iii. a wire mesh screen coacting with said hood for opening and closing said opening, iv. means on the bottom of said hopper for dumping said hot coke, v. a powered reel on said hood which carries said wire mesh screen when said hood is opened, vi. means for carrying away from said hopper gases arising from hot coke pushed from said coke oven thereinto, vii. gas scrubber means movable along said one side of said coke oven that receives said gases carried away from said hopper, viii. an exhaust fan associated with said gas scrubber means for withdrawing said gases from said hopper and for pulling ambient air through said wire mesh screen into said hopper, and ix. means for cooling said gases outside of said hopper.
Claim 12
Dependent Claim
63 words
The system of claim 8 wherein: a. said means for carrying gases away from said hopper is a conduit; and wherein b. said means for cooling said gases is a plurality of water sprays in said conduit; and including c. a supply of water available for cooling said gases, and d. pump and Conduit means for carrying said water to said spray nozzles.
Claim 13
Dependent Claim
196 words
In a system for receiving and transporting hot coke pushed from a coke oven, the improvement comprising: a. a hopper for receiving and holding said hot coke, mounted on a vehicle that is movable along one side of said coke oven, said hopper having: i. a hood with an opening therein through which said hot coke passes into said hopper, ii. a refractory lining in said hopper and on the sides of said hood, iii. conduit means communicating with said hopper for carrying therefrom gases arising from said hot coke, and iv. pivotal bottom door means for dumping said hot coke; b. a reel mounted to said hopper; c. a flexible member for covering said opening, coacting with said reel when said opening is open to pass said hot coke therethrough; d. a sprocket mounted to said hopper is spaced apart relation to said reel, with e. an endless flexible chain looped around said reel and said sprocket and connected to said flexible member; and f. means for rotating said reel whereby said flexible member is moved into position covering said opening, and is moved into position coacting with said reel when said hood is open.
Claim 14
Dependent Claim
196 words
In a system for receiving and transporting hot coke pushed from a coke oven, the improvement comprising: a. a hopper for receiving and holding said hot coke, mounted on a vehicle that is movable along one side of said coke oven, said hopper having: i. a hood with an opening therein through which said hot coke passes into said hopper, ii. a refractory lining in said hopper and on the sides of said hood, iii. conduit means communicating with said hopper for carrying therefrom gases arising from said hot coke, and iv. pivotal bottom door means for dumping said hot coke; b. a reel mounted to said hopper; c. a flexible member for covering said opening, coacting with said reel when said opening is open to pass said hot coke therethrough; d. a sprocket mounted to said hopper is spaced apart relation to said reel, with e. an endless flexible chain looped around said reel and said sprocket and connected to said flexible member; and f. means for rotating said reel whereby said flexible member is moved into position covering said opening, and is moved into position coacting with said reel when said hood is open.
Claim 15
Dependent Claim
15 words
The improvement of claim 10 wherein: a. said flexible member is a wire mesh screen.
Claim 16
Dependent Claim
28 words
The improvement of claim 11 wherein: a. said wire mesh screen is provided with supporting members that coact with the sides of said hood and with said reel.
Claim 17
Dependent Claim
28 words
The improvement of claim 12 including: a. means mounted to said screen supporting members that coact with said chain whereby when said chain moves so does said screen.
Claim 18
Dependent Claim
44 words
The improvement of claim 10 wherein: a. said means for rotating said reel includes an electric motor connected to a speed reducer having an output sprocket around which is looped a drive chain coacting with a sprocket on said reel for turning said reel.
References Cited (Backward Citations)
US2018636A
Cited
US2795539A
Cited
US3494107A
Cited
US3536592A
Cited
US3652403A
Cited
US3675400A
Cited
US3647636A
Cited
US3715282A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-02-24 | 1978-08-26 | 1979-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-02-24 | 1982-08-26 | 1983-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-02-24 | 1986-08-26 | 1987-02-25 | $7700.00 | Window Closed / Lapsed |