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Columbia Cellulose Company, Limited fonds Item With digital objects
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240-inch cantilevered fourdrinier in the Skeena Kraft mill

Attached description: This picture shows the 240-inch cantilevered fourdrinier operating in the Skeena Kraft mill. It includes a suction press in the first position and two grooved presses in the second and third positions. The fourdrinier has a 37-foot forming length and is equipped with 25 table rolls, seven suction boxes, a Potabelt and forming boards. It is also equipped with a 30-inch diameter dandy roll, wier shower, 50-inch diameter vacuum couch with a presser roll.

Aerial view of chip distribution system

Attached description: This aerial view of the chip distribution system shows the network of enclosed conveyors which distribute different species of chips to individual piles. Reclaim-pits under these piles pick up chips for transporting to the two Kamyr continuous digesters. The building in the lower right of the picture is the main structure, housing the transfers and screening with the operators on the top floor. A blower system is used to carry chips from the existing Woodroom No. 1 to the piles. In the background, the sulphite and kraft pulping groups of Columbia Cellulose and Skeena Kraft are shown.

Aerial view of Columbia Cellulose Sulphite mill and Skeena Kraft mill

Attached description: Both the Columbia Cellulose Sulphite mill and the Skeena Kraft mill are shown in this aerial view. Woodroom No. 2 is shown at the left, and the main buildings of the sulphite mill in center. The right centre area of the picture shows the new 750 t/d Skeena Kraft mill. Skeena Kraft is the largest single-line pulp mill in operation in the world. In the foreground is the fishing village of Port Edward. The Integration of chip manufacturing and power plants provides the mills with common service facilities. Watson Island is approximately 11 miles from the city of Prince Rupert, which now has a population of about 17,000 people.

Aerial view of Prince Rupert

Attached description: The thriving city of Prince Rupert is shown in this aerial picture. Prince Rupert has been enjoying a construction boom which includes the construction of the $80 million Skeena Kraft mill, hundreds of single-family homes, and hundreds of units in apartments, motels, and hotels. The construction of Skeena Kraft provided the stimulus for a population expansion to over 17,000. The Columbia Cellulose and Skeen a Kraft payrolls account for well over a third of the incomes of the city. Prince Rupert is, along with Terrace, the hub of a new economic region encompassing the Nass and Skeena valley regions.

Blow tanks for two Kamyr digesters

Attached description: The two black tanks in the foreground are blow tanks for the two Kamyr digesters which tower behind them. This picture, taken from ground level, shows graphically the 210-foot height of the digesters. Chip conveyors lead in from the right. Each digester is served by a separate conveying line, providing flexibility in the type of wood used, and also ensuring that operation of one digester can continue.

British Columbia

Item is a map of British Columbia and is a key map showing: maps published on scale 1 inch to 2 miles and summary zones of the provincial forest inventory. Map includes index of post offices correct to October 22, 1956.

Colby 70-ton bridge crane lifting logs

Attached description: The operator's cabin is visible behind the Colby 70-ton bridge crane grapples as it lifts a bundle of logs to the breakdown deck. In the background, a boomboat brings another bundle into position for pickup from the holding bay inside the pond formed by the dock.

Dam on Diana Lake

Attached description: An extensive program of development was undertaken for the new Skeena Kraft mill water supply. Dams were constructed to improve storage in the several lakes supplying the water; these are primarily, Diana, Prudhomme and Rainbow. This picture shows the large dam constructed on Diana Lake. A 78-inch wood stave pipeline was built, and now supplements the 48-inch pipeline that served the existing sulphite mill. Enough water is transported to supply a city of more than 100,000 population.

First Nations boom crews

Attached description: Crews of sure-footed boom men in the Nass area are largely composed of native Indians, who work throughout the year on logging operations of Twinriver Timber Limited. Their homes are located near Nass River in the towns of Aiyansh, New Aiyansh, Greenville, and Canyon City.

Five huge IMPCO washers

Attached description: Five huge IMPCO washers are shown in this interior shot of the pulping group. The washers are situated parallel with the bleaching towers outside the building, matching the conventional five-stage bleaching sequence used. The picture is taken from a spacious centre isle which makes housekeeping duties and maintenance easy. Centered in the picture is ventilating equipment which keeps the operating floor at comfortable temperatures for operating personnel. Four of the washers are conventional conical valve washers; Washer No. 2 is an IMPCO CV (centre-valve) caustic washer.

Flakt drier at the Skeena Kraft mill

Attached description: The world's largest airborne Flakt drier, manufactured by SF Products of Canada, is in operation in the 750 t/d Skeena Kraft mill. The pulp sheet, 228 inches wide, makes 23 passes through the drier in just over eleven minutes. The picture shows the huge laminated beam used in this section of the mill. The building is bright and well-ventilated, providing excellent working conditions for the operating and maintenance personnel. In the foreground, the cutter-layboy is in operation.

Map of area covered by Tree Farm Licences no. 1 and no. 40 for Columbia Cellulose and Skeena Kraft

Item is a map that distinguishes the regions covered by Tree Farm Licence No. 1 granted to Columbia Cellulose and Three Farm Licence No. 40 granted to Skeena Kraft. Major locations indicated in this map include: Prince Rupert, Terrace, Hazelton, Smithers, Kitimat, Skeena River, and Nass River. Railway routes are also shown.

Process Flow Chart

Item is a diagram showing the process through chip preparation and continuous digesting, brown stock washing, brown stock screening and cleaning, bleach plant, and bleach stock screening and cleaning.

Sample bales of Skeena Kraft bleached pulp shown by Jan Thompson

Attached description: Sample bales of Skeena Kraft bleached pulp are displayed by a receptionist, Jan Thompson, in front of a large aerial picture of the combined operations of the Columbia Cellulose sulphite mill and the Skeena Kraft mill at Prince Rupert. Sample bales are used to ship pulp to prospective customers who wish to test this new product, which, is already gaining recognition in world markets at a high quality pulp.

Skeena Kraft mill at night

Attached description: Brilliant lights outline the 750 t/d Skeena Kraft mill at night. Lights on the two Kamyr continuous digesters give the vessels the appearance of missiles in position for takeoff. Lights outline graphically the shape of the spacious and bright structure housing the pulping group, the pulp machine including wet-end equipment and Flakt Drier, and the large warehouse which is nearest the camera.

Skeena Kraft Pulping Group

Attached description: The Skeena Kraft Group occupies the center of this picture showing the bleaching towers and the continuous Kamyr digesters. In the foreground is the Administration building, the Personnel and Safety building, and the employees' parking lot. The covered conveyor leading to the digesters carries chips. An emergency 1,000,000 water tower stands on the hill in the background.

Valley Beater Results at 400 C.S.F. on Commercial Samples of Market Pulp chart

Attached description: The graph indicates how Skeena Kraft pulping characteristics compare with the burst-tear properties of other bleached kraft market pulps. In this relationship, Skeena Kraft develops the high bursting strength typical of northern Canadian krafts while retaining a distinct advantage in tearing strength.