Culturing of pearls专利检索-珍珠养殖水产养殖水产养殖专利检索查询-专利查询网

Culturing of pearls

阅读：494发布：2021-02-25

专利汇可以提供Culturing of pearls专利检索，专利查询，专利分析的服务。并且A method of producing cultured pearls in abalones without endangering their lives, which comprises the steps of: perforating a hole through the shell of the abalone, depositing a nucleus bead on the reproductive organ of the abalone through said hole of the shell, covering the hole with a lid and bonding agent, and raising the thus treated abalone until the nacreous concretion to be gradually formed about the bed grows sufficiently great within the body of the abalone; in order to culture desirably round pearls, the method insures that the bead is firmly held in the prescribed position on said reproductive organ through the period of culturing.，下面是Culturing of pearls专利的具体信息内容。

权利要求

1. A method of culturing pearls in abalones, comprising the steps of: perforating a round hole through the shell of an abalone at its portion corresponding to the location of the reproductive organ of the abalone, inserting through said hole of the shell and depositing on the prescribed position on or within said reproductive organ a pearl nucleus, closing the hole of the shell and fixing the location of said pearl nucleus, raising the thus treated abalone for a sufficient period of time to let the nacreous concretion formed about the nucleus sufficiently grow within the body of the abalone, and taking out the nucleus coated with the nacreous substance from the abalone.

2. The method as claimed in claim 1, wherein said pearl nucleus consists of a truly round globule or bead made of a material not detrimental to the abalone, a wire or pin secured thereto, and a pair of an inner smaller and outer larger discs supported by said wire or pin, said smaller disc having an outside diameter substantially corresponding to the diameter of said hole of the shell, said larger disc having an outside diameter greater than said diameter of the hole.

3. The method as claimed in claim 2, wherein said globule or bead and said smaller disc are disposed with an interspace substantially corresponding to the desired thickness of the nacreous coating.

4. The method as claimed in claim 3, wherein subsequent to closing the hole of the shell with the larger disc after insertion of the globule or bead, sAid hole is covered with a water-insoluble bonding agent or cement.

5. The method as claimed in claim 1, wherein said treated abalone is raised for a period of about 10 months or more.

6. The method as claimed in Claim 1, wherein the abalones employed are Japanese Ezo-Awabi (Haliotis discus hannai).

7. The method as claimed in claim 1, wherein the abalones employed are California abalones.

8. The method as claimed in claim 1, wherein the deposition of the pearl nucleus and its attendant steps are taken during November to February of the succeeding year.

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