US3582003A
Expired / Lapsed
US
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Process for comminuting cyanime chloride crystals
Assignee: THEODORE A LANGSTROTH
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Filing: 1969-07-11
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Granted: 1971-06-01
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Expires: 1989-07-11
Abstract
Abstract Cyanuric chloride crystals are ground by attritive action of zirconium oxide beads suspended in a liquid medium in a rotatingagitator attrition apparatus to produce a suspension of finely comminuted cyanuric chloride in liquid medium useful in chemical syntheses.
Inventors
- 👤 Theodore A Langstroth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:29
CPC Classifications
C; C07; C07D; C07D251/00; C07D251/02; C07D251/12; C07D251/26; C07D251/28; B; B02; B02C; B02C17/00; B02C17/16; B02C23/00; B02C23/06; Y; Y10; Y10S; Y10S516/00; Y10S516/924
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
The method according to claim 1 wherein the comminution is conducted in a continuous process.
Claim 2
Dependent Claim
15 words
The method according to claim 1 wherein the comminution is conducted in a batchwise process.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-05-31 | 1974-11-30 | 1975-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-31 | 1978-11-30 | 1979-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-31 | 1982-11-30 | 1983-06-01 | $7700.00 | Window Closed / Lapsed |