C05D 3/02
From limestone, calcium carbonate, calcium hydrate, slaked lime, calcium oxide, waste calcium
Official title: from limestone, calcium carbonate, calcium hydrate, slaked lime, calcium oxide, waste calcium products
C05D3/02 (From limestone, calcium carbonate, calcium hydrate, slaked lime, calcium oxide, waste calcium) appears on 180 US grants and 195 published applications in this corpus.
Search patents in C05D- Granted patents
- 180
- Published applications
- 195
- Assignees
- 148
- Inventors
- 423
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 1 |
| 2002 | 7 | 3 |
| 2003 | 0 | 11 |
| 2004 | 5 | 6 |
| 2005 | 2 | 5 |
| 2006 | 0 | 7 |
| 2007 | 2 | 5 |
| 2008 | 0 | 3 |
| 2009 | 2 | 4 |
| 2010 | 5 | 4 |
| 2011 | 7 | 10 |
| 2012 | 7 | 3 |
| 2013 | 7 | 7 |
| 2014 | 5 | 12 |
| 2015 | 5 | 9 |
| 2016 | 8 | 14 |
| 2017 | 3 | 9 |
| 2018 | 11 | 7 |
| 2019 | 7 | 8 |
| 2020 | 6 | 7 |
| 2021 | 3 | 11 |
| 2022 | 4 | 12 |
| 2023 | 8 | 10 |
| 2024 | 4 | 9 |
| 2025 | 7 | 7 |
| 2026 | 4 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-purpose lignin-carbohydrate binding system19 May 2026US 12,630,486 B2OMS Investments, Inc.
- Processes and systems for producing ammonia products and/or calcium carbonate products12 May 2026US 12,623,978 B2M.A.R.G., LLC
- Systems and processes for the recovery of 226 Ra from phosphogypsum17 Mar 2026US 12,577,637 B2DMT Co., Ltd.
- Aragonite based ground covering3 Mar 2026US 12,565,740 B2Calcean Minerals and Materials, LLC
- Process for the manufacture of a biostimulant or natural fertilizer based on fermented macroalgae, natural additives and probiotic bacteria for agriculture and horticulture21 Oct 2025US 12,448,338 B2Produits Bio Sun inc.
- Marine glass fertilizer composition based on converter slag1 Oct 2026US 2026/0296988 A1LG Electronics Inc.
- Method of processing drinking water treatment material20 Aug 2026US 2026/0242268 A1Reale Lime
- Production of Metal Carbonate Soil Amendment from Calcium Slag Silicate20 Aug 2026US 2026/0242303 A1Sabic Agri-Nutrients Company
- Fertilizer composition including animal manure and cementitious materials16 Jul 2026US 2026/0200813 A1Amrize Technology Switzerland LLC
- Integrating calcium ammonium nitrate and ammonium sulfate for safe and stable nutrient complex2 Jul 2026US 2026/0184646 A1Sabic Agri-Nutrients Company
Most cited
By later US patents
- Method for reducing CO2, CO, NOX, and SOx emissions106US 6,447,437 B1UT-Battelle, LLC · 2002
- Process and apparatus for pathogen reduction in waste83US 5,013,458 ARDP Company · 1991
- Soil conditioning agglomerates containing cement kiln dust58US 5,997,599 AMagic Green Corporation · 1999
- Agglomeration of gypsum, limestone, or gypsum-limestone mix57US 4,954,134 ATennessee Valley Authority · 1990
- Organic material based uniprill fertilizer53US 6,461,399 B12002