Method for producing high-sulfur petroleum coke slurry additive

• Main Authors: YUAN HONGNIAN, JIA BO, ZHENG GUODONG, GAN DAOCAI, WANG ZHIMIN, HOU MAOLIN
• Format: Patent
• Language: Chinese; English
• Published: 27.05.2022
• Subjects: ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE ORUNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; CHEMISTRY; FIRELIGHTERS; FUELS; FUELS NOT OTHERWISE PROVIDED FOR; LIQUEFIED PETROLEUM GAS; LUBRICANTS; METALLURGY; NATURAL GAS; PEAT; PETROLEUM, GAS OR COKE INDUSTRIES; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BYSUBCLASSES C10G, C10K; TECHNICAL GASES CONTAINING CARBON MONOXIDE

The invention discloses a method for producing a high-sulfur petroleum coke slurry additive, which comprises the following steps: uniformly mixing sodium lignin sulfonate, sodium dodecyl benzene sulfonate, a sodium naphthalene sulfonate formaldehyde high-molecular polymer, ethylene glycol and water, and heating; adding carboxymethyl cellulose and sodium hydrogen sulfite, and stirring to obtain a petroleum coke slurry additive; the method can obviously improve the concentration of the petroleum coke slurry, reduce the bleeding rate, improve the stability and efficiently utilize the petroleum coke in an environment-friendly manner, is suitable for gasification or incineration of the petroleum coke, and has creative significance in efficient utilization of the high-sulfur petroleum coke. 本发明公开的是一种生产高硫石油焦浆添加剂的方法，包括如下步骤：将木质素磺酸钠、十二烷基苯磺酸钠、萘磺酸钠甲醛高分子聚合物、乙二醇与水混匀后进行加热，加热；加入羧甲基纤维素、亚硫酸氢钠进行搅拌，制得石油焦浆添加剂；本发明能够明显提高石油焦浆浓度，降低析水率，提高稳定性，能够高效、环保利用石油焦，适用于石油焦气化或焚烧，对于高硫石油焦的高效利用方面具有开创性意义。