US915218A - Treatment of ramie and other similar substances. - Google Patents

Description

UNITED STATES PATENT oFrroE;

LOUIS HENRY RAW, OF EAST MOSELEY,

no ROBERT SUMNER, or FARNCOMBE, EN LAND ASSIGNORS To ROBERT GORDON-ORB, OF LONDON, ENGLAND;

'rann'rimn'r or 1mm AKDD'rmtapnhLAn snnsrn'ncns.

no. 91 6;21e.

Specification of Lettersjl'atent.

Patented March 16, 1909. 4

. r Application filed November 4, 1007. Serial No. 400,708.

ment of Ramie and other Simi ar'Substa'n'ees,

of which the following is aspecification.

This'invention relatesto a process for the treatment of 'ramie or other similar fibrous substances 1n the raw condition and has for its object to produce a fiber of such physical" character as to be. capable of being used in product of such treatment.-

substitution of or in combination with cotton, wool,'silk, hair or other fibers in the production of woven fabrics.

The invention relates to aprocess'of treat ing fibers; and particularly ramie fiber on the cane or in the condition'of brown ribbon or china-grass, whereby its physical character is altered with the effect of rendering the fibermore flexible andfine, and so as'to have the quality of felting, and the invention comprises the intermediate and final According" to the invention we raw material in earth which is dry or has merely its normal content of moisture for a number of days depending upon the general conditionof'the raw material used and the description of product required .and after such treatm entwe find that the'ribbon or grass-is altered in character so that the'fiber resultin after passing through the breaker and car ing engine is more flexible and finer and is of such a character as to'felt and ro-' duces a sliver and thread similar to woo .tion of product required a What we-glaim as our ln'vention and desire laying- V the lay the- "In carrying the invention into effect-in the treatment of ramiegfiher we prefer to lay the canefbrown ribbonor china grass within a trench of say about'twelve inches deep and of any convenient width in single layers,.

and we cover each of the layers with say v three, four or five inches ofearth, that is to say with-such a quantity of'earth as comk yers of ramie so that the earth maybe in filete'ly to cover the layer or. respective close contact with the fiher, and weallow I the cane, brown ribbon or ifchina grass to remain in the ground forfrom say five to s x days by which tinie the process ofpre aration is completed and the product;hft is process is then treated inthe usual way to produce a sliver and "threadl '-It,';. -will ;how-

ever he understood that the eriod of treatment is varied according to t e general eon- V dition of the raw material and thedeecrip to secure by Letters Patent is I. .A process of treatment of 'ramie, or other similar fibrous. substance I fibersin thin vla eIsFI-fi'earth so that all the fibers are comp etely covered in close and complete contact with earth.

2.- Aaprocess bf treatment of ramie or other similarfibrous substance consistingiin la 'ng thefiber thin layers mew-h so t a the fibers'iecgjmpIeteIy covered in close and"completq ,contaet with earth and break-: in and carding the fiberso treated' ii testimony whereof we have hereunto signed ear names to this specificationin the presence'of two subscrihizrg witnesses.

- LOUIS HENRY RAW. SUMNER. Witnesses: i W W.-E. Em ts;

J. WyYOUi),

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