| 发明名称 | Additive for preserving the fluidity of fluids containing gas hydrates | ||
| 摘要 | The present invention relates to the use of a specific group of alkoxylated and/or acylated non-quaternary nitrogen-containing compounds as anti-agglomerants for gas hydrates.;The invention also relates to a method for inhibiting the agglomeration of gas hydrates in a conduit, and compositions comprising the gas hydrate anti-agglomerant, a corrosion inhibitor and/or a paraffin deposition inhibitor. | ||
| 申请公布号 | US8821754(B2) | 申请公布日期 | 2014.09.02 |
| 申请号 | US200712293922 | 申请日期 | 2007.03.16 |
| 申请人 | Akzo Nobel N.V. | 发明人 | Hellsten Martin;Oskarsson Hans |
| 分类号 | C09K3/00;C04B33/04;E21B43/28;C09K8/54;C07C233/00;C07C235/00;C07C237/00;C07C239/00;C07C9/00;F17D1/16;F17D1/18;C09K8/524;C09K8/52 | 主分类号 | C09K3/00 |
| 代理机构 | Norris McLaughlin & Marcus PA | 代理人 | Norris McLaughlin & Marcus PA |
| 主权项 | 1. An anti-agglomerant for gas hydrates, which comprises at least one surface-active non-quaternary nitrogen-containing compound having the following formulae where R is a C6-C24 hydrocarbyl group, m is 3, a=1, E is C1-C3 alkyl, —C(═O)CH3 or —C(═O)CH2CH3, and F is —C(═O)CH3 or —C(═O)CH2CH3; or a salt thereof. | ||
| 地址 | Arnhem NL | ||