Yukuo Toyoda

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Patents Grantslast 30 patents

Information Patent Grant
Spiral wound gas permeable membrane module and apparatus and method...
- Patent number 5,154,832
- Issue date Oct 13, 1992
- Toray Industries, Inc.
- Hiroyuki Yamamura
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE