allowance for the difference between new and old
To this end, the recycled envelopes (3) are folded from pieces of waste paper obtained directly from paper waste so that its preparation does not require the use of any chemical additives, e.g. bleaches, and the addition of water.
A hammermill (36) or other means may be provided for breaking up the old asphaltic materials, such as old paving materials prior to entry of the material into the recycle dryer (34).
When the system is connected to an old control device not supporting control of a new controllable device, it is possible to control the new controllable device from an old control device.
In connection with a software (program) replacement operation for the old program, after a new program (601.0) is started either a shutdown (2-4) instruction is sent to the old program or a stop action (6-4) occurs.
A fiber suspension is produced from waste paper by first filling a pulper with a batch of the waste paper.
A process for the deinking of waste paper is disclosed.
The process comprises administering a sufficient amount of a branched alcohol alkoxylate surfactant to a sample of waste paper for which treatment is desired.
Dunes modernes du littoral landais de Vieux Boucau à Hossegor
Please collect used paper for recycling.
Improved repulping of the waste paper is achieved.
stamping-mill for breaking up cast-iron scrap
List of European Standard Qualities of Waste Paper
The method of the present invention for handling scrap tires, includes a step of providing a compacting apparatus to a scrap tire generator (62), such as a tire retailer.
The partly defibrated batch of waste paper is separated into a coarse reject fraction and an initial fiber suspension containing some waste paper fragments and fine impurities.
The invention concerns a method of processing used paper and the use of certain hydroxysulphonate salts to remove printing inks from used paper and/or paper-processing water containing such inks.
A regeneration process for foundry sand, in particular active bentonite-containing used sand, dispenses with preliminary thermal treatments and allows most valuable substances contained in the used sand to be recovered.
The present invention relates to a method of and apparatus for treating waste paper, the method and apparatus being especially suitable for treating difficultly comminutable waste paper and board.