Assignee
SICHUAN KO CHANG TECH CO LTD
CN·8 granted patents·4 citations·filing 2015–2015
Top patents by PatentIndex Score
8 records- 0183US10005669B2Method for mass production of phosphoric acid with rotary kilnSICHUAN KO CHANG TECH CO LTD·Filed 2015·Granted Jun 26, 2018·4 cites·19 claims
- 0242US9776868B2Apparatus for preparing phosphoric acid from fume exiting the kiln in a kiln phosphoric acid processSICHUAN KO CHANG TECH CO LTD·Filed 2015·Granted Oct 3, 2017·0 cites·17 claims
- 0340US10435300B2Raw material of composite pellets used in kiln phosphoric acid process, and forming method thereforSICHUAN KO CHANG TECH CO LTD·Filed 2015·Granted Oct 8, 2019·0 cites·13 claims
- 0440US10101087B2Method of comprehensively utilizing high-temperature slag balls exiting rotary kiln in kiln process for producing phosphoric acid, and process system thereofSICHUAN KO CHANG TECH CO LTD·Filed 2015·Granted Oct 16, 2018·0 cites·9 claims
- 0534US9982947B2Rotary kiln for reducing phosphate ore in kiln phosphoric acid process and method for solving ring forming in kiln tail in kiln phosphoric acid processSICHUAN KO CHANG TECH CO LTD·Filed 2015·Granted May 29, 2018·0 cites·10 claims
- 0631US10232312B2Device and process for fluorine recovery from smoke after phosphorus absorption by hydration in kiln process for production of phosphoric acidSICHUAN KO CHANG TECH CO LTD·Filed 2015·Granted Mar 19, 2019·0 cites·4 claims
- 0731US10023463B2Phosphorus absorption by hydration and fluorine recovery for fume exiting kiln in kiln phosphoric acid processSICHUAN KO CHANG TECH CO LTD·Filed 2015·Granted Jul 17, 2018·0 cites·15 claims
- 0830US10744512B2Raw material pre-treatment method and raw material pre-treatment process system suitable for kiln phosphoric acid processSICHUAN KO CHANG TECH CO LTD·Filed 2015·Granted Aug 18, 2020·0 cites·4 claims
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