C04B 2103/0029
Type a
Official title: {Type A}
C04B2103/0029 (Type a) appears on 11 US grants and 14 published applications in this corpus.
Search patents in C04B- Granted patents
- 11
- Published applications
- 14
- Assignees
- 8
- Inventors
- 32
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 1 | 1 |
| 2003 | 1 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Method of reacting CO2 by emulsifying concrete and use in oilwell cementing17 Feb 2026US 12,552,978 B2Saudi Arabian Oil Company
- Wear-resistant concrete formulations and methods for their preparation9 Jan 2024US 11,866,366 B2Specification Products, Inc.
- High temperature resistant Portland cement slurry and production method thereof4 Apr 2023US 11,618,844 B2China National Petroleum Corporation
- Nanoclay-enhanced cement composition for deep well treatment4 Sep 2018US 10,065,890 B2King Fahd University of Petroleum and Minerals
- Nanoclay as an additive for high pressure and high temperature well cementing16 May 2017US 9,650,296 B2King Fahd University of Petroleum and Minerals
- Method of reacting co2 by emulsifying concrete and use in oilwell cementing22 Feb 2024US 2024/0059951 A1Aramco Services Company
- Wear-Resistant Concrete Formulations and Methods for Their Preparation4 Mar 2021US 2021/0061708 A1Specification Products, Inc.
- High temperature resistant portland cement slurry and production method thereof8 Aug 2019US 2019/0241792 A1China National Petroleum Corporation
- Nanoclay-enhanced cement composition for deep well treatment24 Aug 2017US 2017/0240469 A1King Fahd University of Petroleum and Minerals
- Nanoclay as an additive for high pressure & high temperature well cementing23 Jun 2016US 2016/0177663 A1King Fahd University of Petroleum and Minerals
Most cited
By later US patents
- Methods of cementing67US 6,793,730 B2Halliburton Energy Services.Inc. · 2004
- Cementing casing strings in deep water offshore wells41US 6,630,021 B2Halliburton Energy Services.Inc. · 2003
- Cementing casing strings in deep water offshore wells36US 6,454,004 B2Halliburton Energy Services.Inc. · 2002
- Nanoclay as an additive for high pressure and high temperature well cementing2US 9,650,296 B2King Fahd University of Petroleum and Minerals · 2017
- Nanoclay-enhanced cement composition for deep well treatment1US 10,065,890 B2King Fahd University of Petroleum and Minerals · 2018