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Patent applications and USPTO patent grants for Follmann; Heinrich.The latest application filed is for "paper containing scalenohedral precipitated calcium carbonate (s-pcc)".
Patent | Date |
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Method and system for producing crystalline calcium carbonate by the combined use of two gases with different CO.sub.2 content Grant 10,662,546 - Follmann , et al. | 2020-05-26 |
Paper Containing Scalenohedral Precipitated Calcium Carbonate (s-pcc) App 20190093289 - FOLLMANN; Heinrich ;   et al. | 2019-03-28 |
Method And System For Producing Crystalline Calcium Carbonate By The Combined Use Of Two Gases With Different Co2 Content App 20160032481 - Follmann; Heinrich ;   et al. | 2016-02-04 |
Preparation of spherical, hard mono- or oligodisperse particles of melamine resin Grant 5,162,486 - Follmann , et al. November 10, 1 | 1992-11-10 |
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