US127807A - Improvement in preparing crude camphor for preserving furs - Google Patents

Improvement in preparing crude camphor for preserving furs Download PDF

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US127807A
US127807A US127807DA US127807A US 127807 A US127807 A US 127807A US 127807D A US127807D A US 127807DA US 127807 A US127807 A US 127807A
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camphor
improvement
furs
preparing crude
preserving
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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/002Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by dehydrogenation

Definitions

  • My process consists in converting crude or unrefined camphor into solid blocks, cakes, or tablets, by means of pressure.
  • the crude camphor of commerce occurs in small pieces, and has been hitherto prepared for use by distillation. I place the crude camphor of commerce in bags or molds and subject them to heavy pressure. I prefer to use for the purpose linen bags and a hydraulic press.
  • the camphor may be cold or Warm;
  • cam- -phor is thus compressed into blocks, cakes, or
  • camphor prepared by my process is used for protecting furs, woolens, and other sub stances from destruction by moths and other insects, and for such uses is superior to distilled or refined camphor, because my compressed camphor being very compact it retains longer its essential oil or volatile principle.

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Description

UNITED. STATES PATENT QFFIGE.
WILLIAM F. SIMES, OF PHILADELPHIA, PENNSYLVANIA.
IMPROVEMENT IN PREPARING CRUDE CAMPHOR FOR PRESERVING FURS. 8w.
Specification forming part of Letters Patent No. 127,807, dated June 11, 1872.
Specification describing a Process for Preparing Orude Gamphor for Preserving Furs, Woolens, and other materials from destruction by moths and other insects, invented by WILLIAM F. SIMEs, of Philadelphia, Pennsyl- Vania.
My process consists in converting crude or unrefined camphor into solid blocks, cakes, or tablets, by means of pressure.
The crude camphor of commerce occurs in small pieces, and has been hitherto prepared for use by distillation. I place the crude camphor of commerce in bags or molds and subiect them to heavy pressure. I prefer to use for the purpose linen bags and a hydraulic press. The camphor may be cold or Warm;
but I prefer it to be cold when under pressure,
as there is a saving of essential oil. The cam- -phor is thus compressed into blocks, cakes, or
tablets in sizes of a pound or fractional part of a pound each, or of any desired size.
The camphor prepared by my process is used for protecting furs, woolens, and other sub stances from destruction by moths and other insects, and for such uses is superior to distilled or refined camphor, because my compressed camphor being very compact it retains longer its essential oil or volatile principle.
In the use of my process there is also a saving of the essential oil which is necessarily lost or changed by distillation.
I claim- The process of compressing crude camphor into tablets, cakes, or blocks, substantially as set forth.
2. As a new manufacture, tablets, cakes, or blocks of crude camphor formed by pressure with or Without heat, for the purposes specified.
WILLIAM F. SIMES.
Witnesses:
ED. J. FASY, J. E. SHAW.
US127807D Improvement in preparing crude camphor for preserving furs Expired - Lifetime US127807A (en)

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US127807A true US127807A (en) 1872-06-11

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