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Method For Improved Aluminum Hydroxide Production
Abstract: The present invention relates ways to increase the output of a high quality product from the aluminum hydroxide recovery processes such as the Bayer process. The invention is a method of increasing the size of precipitated aluminum hydroxide while not reducing the total production amounts. The invention relates to the use of a crystal growth modifier compositions added to the precipitation liquor to increase the particle size distribution of the precipitated alumina trihydrate.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
21 July 2009
Publication Number
17/2012
Publication Type
INA
Invention Field
CHEMICAL
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2017-06-22
Renewal Date
Applicants
NALCO COMPANY
1601 W. Diehl Road Naperville Illinois 60563-1198 United States of America
Inventors
1. KOUZNETSOV Dmitri L.
64 Sparrow Court Aurora Illinois 60504 United States of America
2. LIU Jianjun
754 Teasel Lane Aurora Illinois 60504 United States of America
3. SLINKMAN David H.
1158 Michelle Lane Lombard Illinois 60148 United States of America
Specification
METHOD FOR IMPROVED ALUMINUM HYDROXIDE PRODUCTION
Documents
Orders
| Section | Controller | Decision Date |
|---|---|---|
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 4783-DELNP-2009-Form-3 (03-11-2009).pdf | 2009-11-03 |
| 1 | 4783-DELNP-2009-RELEVANT DOCUMENTS [03-10-2023(online)].pdf | 2023-10-03 |
| 2 | 4783-DELNP-2009-GPA-(19-11-2010).pdf | 2010-11-19 |
| 2 | 4783-DELNP-2009-RELEVANT DOCUMENTS [26-09-2022(online)].pdf | 2022-09-26 |
| 3 | 4783-DELNP-2009-RELEVANT DOCUMENTS [21-07-2021(online)].pdf | 2021-07-21 |
| 3 | 4783-DELNP-2009-Form-18-(19-11-2010).pdf | 2010-11-19 |
| 4 | 4783-DELNP-2009-RELEVANT DOCUMENTS [28-03-2020(online)].pdf | 2020-03-28 |
| 4 | 4783-DELNP-2009-Correspondence-Others-(19-11-2010).pdf | 2010-11-19 |
| 5 | Translation-Search Report.pdf | 2011-08-21 |
| 5 | 4783-DELNP-2009-RELEVANT DOCUMENTS [27-03-2020(online)].pdf | 2020-03-27 |
| 6 | Priority Document.pdf | 2011-08-21 |
| 6 | 4783-DELNP-2009-RELEVANT DOCUMENTS [26-03-2019(online)].pdf | 2019-03-26 |
| 7 | Form-5.pdf | 2011-08-21 |
| 7 | 4783-DELNP-2009-RELEVANT DOCUMENTS [21-03-2019(online)].pdf | 2019-03-21 |
| 8 | Form-3.pdf | 2011-08-21 |
| 8 | 4783-delnp-2009.pdf | 2018-08-11 |
| 9 | 4783-DELNP-2009-RELEVANT DOCUMENTS [27-03-2018(online)].pdf | 2018-03-27 |
| 9 | Form-1.pdf | 2011-08-21 |
| 10 | 4783-DELNP-2009-RELEVANT DOCUMENTS [17-03-2018(online)].pdf | 2018-03-17 |
| 10 | Relevant Documents.pdf | 2014-04-02 |
| 11 | 4783-DELNP-2009-PatentCertificate30-08-2017.pdf | 2017-08-30 |
| 11 | FORM 13_Address for Service.pdf | 2014-04-02 |
| 12 | 4783-delnp-2009-Others-(19-01-2015).pdf | 2015-01-19 |
| 12 | 4783-DELNP-2009-PatentCertificateCoverLetter.pdf | 2017-08-30 |
| 13 | 4783-delnp-2009-Marked Claims-(19-01-2015).pdf | 2015-01-19 |
| 13 | Written submissions and relevant documents [14-06-2017(online)].pdf | 2017-06-14 |
| 14 | 4783-DELNP-2009-Correspondence-270417.pdf | 2017-05-01 |
| 14 | 4783-delnp-2009-Form-5-(19-01-2015).pdf | 2015-01-19 |
| 15 | 4783-delnp-2009-Form-3-(19-01-2015).pdf | 2015-01-19 |
| 15 | 4783-DELNP-2009-OTHERS-270417.pdf | 2017-05-01 |
| 16 | 4783-delnp-2009-Form-1-(19-01-2015).pdf | 2015-01-19 |
| 16 | Petition Under Rule 137 [25-04-2017(online)].pdf | 2017-04-25 |
| 17 | Other Patent Document [19-04-2017(online)].pdf | 2017-04-19 |
| 17 | 4783-delnp-2009-Correspondence Others-(19-01-2015).pdf | 2015-01-19 |
| 18 | 4783-delnp-2009-Claims-(19-01-2015).pdf | 2015-01-19 |
| 18 | Form 3 [08-03-2017(online)].pdf | 2017-03-08 |
| 19 | 4783-delnp-2009-Abstract-(19-01-2015).pdf | 2015-01-19 |
| 19 | HEARING ADJOURNMENT [02-03-2017(online)].pdf | 2017-03-02 |
| 20 | 4783-DELNP-2009-4783-DELNP-2009-OTHERS-190115.pdf | 2015-04-06 |
| 20 | 4783-DELNP-2009_EXAMREPORT.pdf | 2016-06-30 |
| 21 | 4783-DELNP-2009-4783-DELNP-2009-Form 5-190115.pdf | 2015-04-06 |
| 21 | Form 26 [13-06-2016(online)].pdf | 2016-06-13 |
| 22 | 4783-DELNP-2009-4783-DELNP-2009-Form 3-190115.pdf | 2015-04-06 |
| 22 | 4783-delnp-2009-Correspondence Others-(23-10-2015).pdf | 2015-10-23 |
| 23 | 4783-DELNP-2009-4783-DELNP-2009-Abstract-190115.pdf | 2015-04-06 |
| 23 | 4783-DELNP-2009-4783-DELNP-2009-Form 1-190115.pdf | 2015-04-06 |
| 24 | 4783-DELNP-2009-4783-DELNP-2009-Examination Report Reply Recieved-190115.pdf | 2015-04-06 |
| 24 | 4783-DELNP-2009-4783-DELNP-2009-Claims-190115.pdf | 2015-04-06 |
| 25 | 4783-DELNP-2009-4783-DELNP-2009-Claims-190115.pdf | 2015-04-06 |
| 25 | 4783-DELNP-2009-4783-DELNP-2009-Examination Report Reply Recieved-190115.pdf | 2015-04-06 |
| 26 | 4783-DELNP-2009-4783-DELNP-2009-Abstract-190115.pdf | 2015-04-06 |
| 26 | 4783-DELNP-2009-4783-DELNP-2009-Form 1-190115.pdf | 2015-04-06 |
| 27 | 4783-DELNP-2009-4783-DELNP-2009-Form 3-190115.pdf | 2015-04-06 |
| 27 | 4783-delnp-2009-Correspondence Others-(23-10-2015).pdf | 2015-10-23 |
| 28 | 4783-DELNP-2009-4783-DELNP-2009-Form 5-190115.pdf | 2015-04-06 |
| 28 | Form 26 [13-06-2016(online)].pdf | 2016-06-13 |
| 29 | 4783-DELNP-2009-4783-DELNP-2009-OTHERS-190115.pdf | 2015-04-06 |
| 29 | 4783-DELNP-2009_EXAMREPORT.pdf | 2016-06-30 |
| 30 | 4783-delnp-2009-Abstract-(19-01-2015).pdf | 2015-01-19 |
| 30 | HEARING ADJOURNMENT [02-03-2017(online)].pdf | 2017-03-02 |
| 31 | 4783-delnp-2009-Claims-(19-01-2015).pdf | 2015-01-19 |
| 31 | Form 3 [08-03-2017(online)].pdf | 2017-03-08 |
| 32 | 4783-delnp-2009-Correspondence Others-(19-01-2015).pdf | 2015-01-19 |
| 32 | Other Patent Document [19-04-2017(online)].pdf | 2017-04-19 |
| 33 | 4783-delnp-2009-Form-1-(19-01-2015).pdf | 2015-01-19 |
| 33 | Petition Under Rule 137 [25-04-2017(online)].pdf | 2017-04-25 |
| 34 | 4783-delnp-2009-Form-3-(19-01-2015).pdf | 2015-01-19 |
| 34 | 4783-DELNP-2009-OTHERS-270417.pdf | 2017-05-01 |
| 35 | 4783-DELNP-2009-Correspondence-270417.pdf | 2017-05-01 |
| 35 | 4783-delnp-2009-Form-5-(19-01-2015).pdf | 2015-01-19 |
| 36 | Written submissions and relevant documents [14-06-2017(online)].pdf | 2017-06-14 |
| 36 | 4783-delnp-2009-Marked Claims-(19-01-2015).pdf | 2015-01-19 |
| 37 | 4783-delnp-2009-Others-(19-01-2015).pdf | 2015-01-19 |
| 37 | 4783-DELNP-2009-PatentCertificateCoverLetter.pdf | 2017-08-30 |
| 38 | 4783-DELNP-2009-PatentCertificate30-08-2017.pdf | 2017-08-30 |
| 38 | FORM 13_Address for Service.pdf | 2014-04-02 |
| 39 | 4783-DELNP-2009-RELEVANT DOCUMENTS [17-03-2018(online)].pdf | 2018-03-17 |
| 39 | Relevant Documents.pdf | 2014-04-02 |
| 40 | 4783-DELNP-2009-RELEVANT DOCUMENTS [27-03-2018(online)].pdf | 2018-03-27 |
| 40 | Form-1.pdf | 2011-08-21 |
| 41 | 4783-delnp-2009.pdf | 2018-08-11 |
| 41 | Form-3.pdf | 2011-08-21 |
| 42 | Form-5.pdf | 2011-08-21 |
| 42 | 4783-DELNP-2009-RELEVANT DOCUMENTS [21-03-2019(online)].pdf | 2019-03-21 |
| 43 | Priority Document.pdf | 2011-08-21 |
| 43 | 4783-DELNP-2009-RELEVANT DOCUMENTS [26-03-2019(online)].pdf | 2019-03-26 |
| 44 | Translation-Search Report.pdf | 2011-08-21 |
| 44 | 4783-DELNP-2009-RELEVANT DOCUMENTS [27-03-2020(online)].pdf | 2020-03-27 |
| 45 | 4783-DELNP-2009-RELEVANT DOCUMENTS [28-03-2020(online)].pdf | 2020-03-28 |
| 45 | 4783-DELNP-2009-Correspondence-Others-(19-11-2010).pdf | 2010-11-19 |
| 46 | 4783-DELNP-2009-RELEVANT DOCUMENTS [21-07-2021(online)].pdf | 2021-07-21 |
| 46 | 4783-DELNP-2009-Form-18-(19-11-2010).pdf | 2010-11-19 |
| 47 | 4783-DELNP-2009-GPA-(19-11-2010).pdf | 2010-11-19 |
| 47 | 4783-DELNP-2009-RELEVANT DOCUMENTS [26-09-2022(online)].pdf | 2022-09-26 |
| 48 | 4783-DELNP-2009-Form-3 (03-11-2009).pdf | 2009-11-03 |
| 48 | 4783-DELNP-2009-RELEVANT DOCUMENTS [03-10-2023(online)].pdf | 2023-10-03 |