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US Patent 4538921 - Apparatus and method for slurrying soda ash
US Patent Issued on September 3, 1985
Estimated Patent Expiration Date:
November 25, 2003Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
Estimated Patent Expiration Date:
November 25, 2003Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.AbstractThis invention relates to an improved soda ash slurrying device, which includes liquid and soda ash particle passages and separating means positioned between the interior openings of these passages to prevent contact between water or aqueous sodium carbonate solution and soda ash particles prior to their exiting the openings of the passages. | InventorApplicationNo. 06/555322 filed on 11/25/1983US Classes:366/178.3, Inner feeder passes through wall of outer feeder and extends along common axis at the wall239/112, With diverted system fluid or nonspraying fluid for cleaning239/424, Flow means of one fluid surrounds the other at outlet366/136, Recirculating from and to mixing chamber366/138WITH FLUSHING OF MIXING CHAMBERExaminersPrimary: Jenkins, Robert W.Attorney, Agent or FirmUS Patent References2024830, 2043710, 3038785, 3298669, 3357801, 3542342, 3741533, 3802848, 3891393, 3980233Air-atomizing fuel nozzleIssued on: 09/14/1976 Inventor: Simmons , et al. International ClassB01F 5/04 (20060101) |
