| Patent Number |
Title Of Patent |
Date Issued |
| 4627727 |
Monitoring deflocculated particles in a suspension |
December 9, 1986 |
| A method of monitoring the deflocculation of particles in a suspension, which particles, when deflocculated, are such that they can become aligned in an applied field, by applying a beam of radiation to a region of the suspension, applying a field to the region and detecting a change, if |
| 4623398 |
Organo-clays |
November 18, 1986 |
| An organo-clay is prepared by mixing a quaternary ammonium compound with an aqueous suspension of a smectite clay; thereafter subjecting the smectite clay/quaternary ammonium compound/water mixture to high shear mixing for a time sufficient to dissipate in the mixture at least 100 KJ of |
| 4514298 |
Tube pressure filter |
April 30, 1985 |
| The outer tubular assembly (4) of the tube pressure filter comprises a cylindrical member (36) and, at each end, an end assembly comprising two annular members (38 and 40) which are releasably secured to the cylindrical member (36) by a split retaining ring (42). The two annular memb |
| 4507201 |
Tube pressure filter |
March 26, 1985 |
| The inner assembly (2) of a tube pressure filter comprises a core (6) provided with a facing (36) made up of a plurality of laths. At the end of the core (6) there is an annular member (42, 44) which is retained in position between the facing (36) and a split retaining ring (60, 62). The |
| 4339042 |
Treatment of minerals |
July 13, 1982 |
| There is described a process for separating from a mixture of mineral components at least one of the components. The process comprises the steps of (a) dispersing the mixture of mineral components in water so as to form an aqueous suspension containing said mixture of mineral components, |
| 4316798 |
Separating chamber for a magnetic separator |
February 23, 1982 |
| A separating chamber for a magnetic separator is disclosed, which separating chamber includes a canister having at least one inlet and at least one outlet and a fluid-permeable magnetisable packing material within the canister. When feed material from which magnetisable particles are |
| 4304527 |
System for pumping an abrasive or corrosive fluid |
December 8, 1981 |
| A system for pumping an abrasive or corrosive fluid at high pressure and with a variable delivery rate. The system comprises raising the pressure in a non-corrosive and non-abrasive liquid in a pressure raising means comprising pump means and at least two intermediate cylinders containin |
| 4301848 |
Bags for containing bulk material |
November 24, 1981 |
| A bag suitable for containing material in bulk comprises a side wall, a bottom panel and a cover, all of woven material. The upper part of the side wall is provided with at least three lifting loops attached to the side wall at locations where the material of the side wall is folded to |
| 4300277 |
Pressure filters |
November 17, 1981 |
| A tube pressure filter is provided with a filter element comprising a filter cloth sleeve which is tailored from a woven material so that the warp and/or weft filaments extend helically around the inner tubular body on which the filter element is supported whereby the filter cloth sleeve |
| 4282745 |
Particle size determination |
August 11, 1981 |
| In order to determine the proportion of particles of less than a predetermined size in a fluid suspension, the fluid suspension is placed in a vessel (1) and is thoroughly mixed therein by mixing means (36,37). A sample of suspension is then withdrawn from a predetermined level within |
| 4282745 |
Particle size determination |
August 11, 1981 |
| In order to determine the proportion of particles of less than a predetermined size in a fluid suspension, the fluid suspension is placed in a vessel (1) and is thoroughly mixed therein by mixing means (36,37). A sample of suspension is then withdrawn from a predetermined level within |
