US3329540A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic continuous method and apparatus for producing dynamites using wet collodion cotton
Assignee: Asahi Kasei Corp
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Filing: 1965-09-07
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Granted: 1967-07-04
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Expires: 1985-09-07
Abstract
No abstract record available.
Inventors
- 👤 Tsuzihashi Kazuo
- 👤 Matsumoto Katsushige
- 👤 Ueno Yoshichika
- 👤 Okamoto Toshiaki
- 👤 Nagaoka Kesatoshi
- 👤 Ono Yasuhiro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:23
CPC Classifications
C; C06; C06B; C06B21/00; C06B21/0008
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
78 words
AN AUTOMATIC CONTINUOUS PROCESS FOR MANUFACTURING DYNAMITE COMPRISING CONTINUOUSLY FEEDING WET COLLODION COTTON ONTO AN ADVANCING FILM OF NITROGLYCERINE IN AN INCLINED TROUGH TO FORM A MIXTURE, ADVANCING THE REMAINING INGREDIENTS OF THE DYNAMITE AT A CONTINUOUS RATE BENEATH THE TROUGH IN THE FROM OF A STRIP HAVING A LONGITUDINAL GROOVE THEREIN, THE MIXTURE BEING DEPOSITED INTO THE GROOVE AND GELATINIZING THEREIN AS THE STRIP ADVANCES, AND THEREAFTER KNEADING THE MATERIAL OF THE STRIP AND THE GELATINIZED MIXTURE.
Claim 2
Dependent Claim
78 words
AN AUTOMATIC CONTINUOUS PROCESS FOR MANUFACTURING DYNAMITE COMPRISING CONTINUOUSLY FEEDING WET COLLODION COTTON ONTO AN ADVANCING FILM OF NITROGLYCERINE IN AN INCLINED TROUGH TO FORM A MIXTURE, ADVANCING THE REMAINING INGREDIENTS OF THE DYNAMITE AT A CONTINUOUS RATE BENEATH THE TROUGH IN THE FROM OF A STRIP HAVING A LONGITUDINAL GROOVE THEREIN, THE MIXTURE BEING DEPOSITED INTO THE GROOVE AND GELATINIZING THEREIN AS THE STRIP ADVANCES, AND THEREAFTER KNEADING THE MATERIAL OF THE STRIP AND THE GELATINIZED MIXTURE.
Claim 3
Dependent Claim
22 words
A PROCESS AS CLAIMED IN CLAIM 1 COMPRISING SUBDIVIDING THE MATERIAL OF THE STRIP AND THE GELATINIZED MIXTURE BEFORE IS IS KNEADED.
Claim 4
Dependent Claim
34 words
A PROCESS AS CLAIMED IN CLAIM 1 WHEREIN SAID COLLODION IS CONTINUOUSLY FED BY BEING LIFTED FROM A MASS AND DEPOSITED INTO AN ADVANCING BELT ON WHICH IT IS LEVELED TO A DETERMINABLE HEIGHT.
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) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |