Invention Grant
- Patent Title: Cellular solvent refined coal and methods for making same
- Patent Title (中): 细胞溶剂精制煤及其制备方法
-
Application No.: US793703Application Date: 1977-05-04
-
Publication No.: US4128401APublication Date: 1978-12-05
- Inventor: Justin C. Powell , Matthew A. McMahon
- Applicant: Justin C. Powell , Matthew A. McMahon
- Applicant Address: NY New York
- Assignee: Texaco Inc.
- Current Assignee: Texaco Inc.
- Current Assignee Address: NY New York
- Main IPC: C10L9/00
- IPC: C10L9/00 ; C10L9/08
Abstract:
Described is a cellular form of solvent refined coal characterized by a decreased density enabling it to float on water. Various methods are presented for introducing cells throughout the coal including the use of cell-forming agents; sintering; particle or gas dispersion; and leaching salts incorporated in the coal.
Public/Granted literature
- US5811594A Methyl-end-capped alkyl and/or alkenyl polyglycol ethers Public/Granted day:1998-09-22
Information query
