In the refining process of oils, 2%~ 5% activated bleaching earth usually is used. If the spent bleaching earth can not be treated in time, it will pollute the environment.

The author introduces the methods of oil recovering from spent bleaching earth, regeneration of spent bleaching earth and household cleanser producing by using spent bleaching earth.

作者介绍了从废白土中回收油脂，废白土的再生及用度白土制取去污粉的方法。

Spent bleaching earth is a kind of by-product in an oil-fat plant and it contains 20% to 40% of oil.

废白土是油脂加工厂的一种副产品，其中含有20%～40%的油脂。

If using 6# Solvent to extract the oil from the Used Bleaching Earth, we can reduce the balance oil content from 28% to 1.8%.

采用6溶剂油浸提废白土中的油脂，可使废白土中的残油从28%降至18%。

Synthesis of Dimer Acids by Granular Activated Bleaching Earth

粒状活性白土催化合成二聚酸的研究

Function of Bleaching Earth Adsorption and Deodorization in Refining Processing

白土吸附和脱臭工艺在精炼过程中的作用

Control System of the BRUGMAN Width Bleaching and Washing Combined Machine

BRUGMAN宽幅退煮漂联合机控制系统

Fabrics and made-up articles bleaching machine for textile yarns

烛芯纱盘花簇绒织物纱线、织物及成品漂白机

With open width continuous scouring and bleaching machine, ramie-cotton bleached fabric was produced and existed problems were solved. As a result, the shortened process, less pollution in acid oxygen bleaching, bast skin removal and better whiteness of the fabric were realized.

利用平幅连续练漂机生产亚麻棉漂白布，缩短工艺流程，减轻酸性氧漂的污染问题，且麻皮去除干净，织物白度较好。

Parameter Determination of Continuous Scouring and Bleaching Process in One Bath for Cotton Knitted Fabric

棉针织物一浴连续练漂工艺有关参数的测定

Research of the computer control system in continuous scouring and bleaching ranges

练漂联合机计算机控制系统的研制

The technology of traditional and high temperature hypochlorite bleaching wheat straw pulp was studied on, and continuous pipeline bleaching by H& HP in high temperature was discussed.

分别研究了常规和高温次氯酸盐漂白麦草浆的最佳工艺，并对高温状态下的H和HP管道连续漂白进行了探讨。

Based on practical application, it is found that continuous rope bleaching machine exerts serious influence on the shrinkage and other quality problems of the knitted goods.

分析绳状连续式生产设备对针织产品的缩水率和其它质量问题的影响因素。

Application of continuous chlorite-oxidation bleaching machine to knitted fabric

连续式亚氧双漂联合机在针织物上的运用

Improvement on continuous rope bleaching machine for knits

针织物绳状连续漂白的设备改进

Experimental Study on Mother Liquor of Bleaching Power Concentrate for Gold Mine Cyanide-containing Wastewater Treatment

漂粉精母液处理金矿含氰废水的试验研究

Processing Study on Production of Bleaching Power Concentraed

漂粉精生产工艺研究

Improve the bleaching power reactor to realize the continuous production

漂白粉机改造实现生产连续化

A three layer forward neural network is applied to predict the pulp bleaching effect, and to distinguish the kind of operating mode.

应用三层前向网络作为预测纸浆漂白效果的分类模型。

Under the mild treatment conditions, sodium sulfite had a bleaching effect on SGW rejects.

在温和的处理条件下，亚硫酸钠对磨木浆筛渣有漂白作用。

Study of relief-characteristics of holographic emulsion due to bleaching effect and the preparation of phase filters

全息干板漂白乳胶厚度起伏特性的研究及其相位滤波器的制备